Provided is an installation unit (100) of an analyte detection apparatus (104). A buckle structure of a parallel slider module (103) is in contact with an annular structure of the analyte detection apparatus (104), so that releasable connection is formed between the parallel slider module (103) and the analyte detection apparatus (104); when the parallel slider module (103) is located at a distal end, the analyte detection apparatus (104) is fixed on the parallel slider module (103), and after the parallel slider module (103) slides to a proximal end, the analyte detection apparatus (104) is automatically separated from the parallel slider module (103). The installation unit (100) features simple structure and high reliability and is convenient to use.
Provided is a drug infusion system with a graphical user interface, which comprises a detection apparatus (100), an infusion apparatus (102), and a control apparatus (101). The detection apparatus (100) is used for detecting a blood glucose value of a user, the infusion apparatus is used for infusing a drug into a user, and the control apparatus (101) is in wireless communication with the detection apparatus (100) and the infusion apparatus (102), and the control apparatus (101) controls drug delivery of the infusion apparatus (102). The control apparatus (101) is provided with a graphical user interface comprising a main screen, and the main screen comprises an insulin information display area and a blood glucose information display area. The insulin information display area comprises insulin infusion state information, and the user interface displays the insulin infusion state information in the form of a pattern (2021) and/or a text (2022). A user can visually know current insulin infusion state information and blood glucose information.
G16H 40/60 - ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices
G16H 20/17 - ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance relating to drugs or medications, e.g. for ensuring correct administration to patients delivered via infusion or injection
3.
MANAGEMENT DEVICE AND METHOD FOR DISPLAYING GLUCOSE INFORMATION
A management device for displaying glucose information. The screen of the management device is divided into the plurality of display areas, at least comprising a first display area for displaying the status of the management device, a second display area for displaying real-time glucose information, and a third display area for displaying historical glucose concentration information. The user can intuitively and easily get the glucose information in the body.
A61B 5/145 - Measuring characteristics of blood in vivo, e.g. gas concentration, pH-value
G16H 20/17 - ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance relating to drugs or medications, e.g. for ensuring correct administration to patients delivered via infusion or injection
Disclosed is a patch-type drug infusion apparatus. The patch-type drug infusion apparatus comprises: a control structure, which is provided with a plurality of first electrical contacts exposed on a surface of the control structure; and an infusion structure, the infusion structure comprising a casing body, and the infusion structure being provided with a plurality of second electrical contacts exposed on a surface of the casing body; when the control structure and the infusion structure are assembled together, the first electrical contacts and the corresponding second electrical contacts are pressed together, thereby causing the control structure to be electrically connected to the infusion structure; and an end portion of the first electrical contacts is flush with the surface of the control structure or protrudes out from the surface of the control structure that is in contact with the first electrical contacts. When the control structure and the infusion structure are assembled together, the first electrical contacts and the second electrical contacts can have priority in establishing contact, so that the reliability of electrical connection of the control structure and the infusion structure is further improved.
Provided is an energy-saving analyte detection system (10), which comprises an analyte detection device (102) and an auxiliary installer (101) for installing the analyte detection device (102) on the skin surface of a user. The analyte detection device (102) at least comprises a transmitter (1023) and a sensor (1022), wherein the transmitter (1023) comprises a battery (1025), a wake-up module (1026) and a working module (10231). The wake-up module (1026) comprises a processor (10262), a state switching component (10261) and a field effect transistor (10263). Before installation, the state switching component (10261) is in an open circuit, the processor (10262) is powered on, but is in a deep dormant state, and the field effect transistor (10263) is enabled to be in an open circuit; the transmitter (1023) does not transmit a signal to the outside. After the analyte detection device (102) is installed, the state switching component (10261) is in a closed circuit, the processor (10262) is converted into a working state, and the transmitter (1023) starts to transmit a signal to the outside. The system can save the energy consumption of the battery and prolong the service life of the analyte detection device.
Disclosed herein is a highly integrated drug infusion device (100), comprising: an infusion unit (110) configured to deliver drugs; a program unit (120) comprising an input end (121) and an output end (122), and the input end (121) comprises a plurality of electrically connection areas for receiving the signal of analyte data in the body fluid, after the output end (122) is electrically connected to the infusion unit (110), and the program unit (120) controls the drug delivering of the infusion unit (110); an infusion cannula (130) provided with electrodes and electrode contact point; and a conductor (170), one end is fixed and electrically connected to the electrode contact point(PAD) (140), and the other end is slidably and electrically connected to the electrical connection area, when the infusion cannula (130) is installed in the working position, the infusion cannula (130) is connected with the infusion unit (110), the drug can be injected into the body through the infusion cannula (130), and the conductor (170) is electrically connected to the electrical connection area, inputting signal of analyte data in the body fluid to the program unit (120). The PAD (140) is no longer slidably connected to the electrical connection area and will not be damaged, thereby improving the stability of the electrical connection of the drug infusion device (100) and prolonging the service life.
A drug infusion device with integrated power supply comprises a drug reservoir, used for accommodating the drug to be infused, provided with a piston and a screw; a driving wheel, connected with the screw, driving the screw to push the pistion forward by rotation; a power supply, used to supply power to the infusion device, including a power supply shell, a power supply cell, electrolyte and a cover plate; and a case, including an upper case and a lower case, for accommodating the drug reservoir, the drive wheel and the power supply; the power supply shell is integrated with the lower and/or the cover plate is integrated with the upper case.
Disclosed is a highly integrated drug infusion device, comprising: a drug reservoir 112, used for accommodating the drug to be infused, provided with a piston and a screw; a driving wheel 114, connected with the screw, driving the screw to push the piston forward by rotation; a power supply 113, used to supply power to the infusion device; and a case, including an upper case 111a and a lower case 111b, for accommodating the drug reservoir 112, the drive wheel 114 and the power supply 113; wherein a three dimensional circuit 136 is provided on the case, and the three dimensional circuit 136 is electrically connected to the power supply 113 to supply power to the infusion device. The three dimensional circuit 136 is arranged on the case and does not occupy the internal space of the infusion device, which can make the internal arrangement of the infusion device more compact and further reduce the volume of the infusion device.
The invention discloses a kind of positive electrode plate for medical device battery and its preparation method, using dry mix and wet mixing with the combination of coating method, due to the blending can reduce the conductive powder material distribution and the uneven binding phenomenon, help build of conductive network, increase the porosity of the anode material, reducing the positive pole piece of polarization, the large current pulse discharge capacity of the battery is improved.
BB; and an infusion module (102), connected to and controlled by the program module (101), is configured to infuse insulin according to the corresponding output instructions calculated by the rPID algorithm. The simple and robust characteristics of PID algorithm can be retained, and giving the rPID algorithm the advantages of precision and flexibility, realizing precise control for closed-loop artificial pancreas insulin infusion system.
1212333122, the final infusion result is more accurate and reliable, realising precise control of the closed-loop artificial pancreatic insulin infusion control system.
A closed-loop artificial pancreas insulin infusion personalized control system includes: a detection module (100) configured to detect the current blood glucose level G continuously; a program module (101), preset with an algorithm for calculating insulin infusion instructions, an adaptive unit for adjusting the gain coefficient of the algorithm according to the user's weight BW, and a preset target blood glucose value GB; and an infusion module (102), connected to and controlled by the program module (101), is configured to infuse insulin according to the corresponding infusion instructions calculated by the algorithm. The system can adjust the gain coefficient of the corresponding algorithm according to the user's weight, which is convenient for personalized settings according to the actual situation of the user, and can better meet the real needs of the user and improve user experience.
1212333122, the final infusion result is more accurate and reliable, realizing precise control of the closed-loop artificial pancreatic insulin infusion control system.
A closed-loop artificial pancreas drug infusion control system (100), includes an infusion module (110), configured to deliver drugs; a program module (120), comprising an input end (121) and an output end (122), and the input end (121) comprising a plurality of electrically connective regions (121a, 121b) for receiving the current blood glucose level, the program module (120) further preset with a hybrid artificial pancreas algorithm, used for calculating the insulin infusion amount required by the user, the hybrid artificial pancreas algorithm includes a cPID algorithm and/or a cMPC algorithm, where the input of the cPID algorithm is the intermediate value of the MPC algorithm, and the input of the cMPC algorithm is the output value of the PID algorithm; after the output end (122) is electrically connected to the infusion module (110), the program module (120) controls the infusion module (110) to output the drug according to the calculated amount of drug required by the user; and an infusion cannula (130), provided with at least two electrodes (171, 172, 271, 272, 371, 372, 373, 471, 472), the infusion cannula (130) is the drug infusion channel, the electrodes (171, 172, 271, 272, 371, 372, 373, 471, 472) are disposed on the cannula wall (132), when the infusion cannula (130) is installed to the working position, the infusion cannula (130) is connected with the infusion module (110), the drug can then be injected into the body through the infusion cannula (130), and the different electrodes (171, 172, 271, 272, 371, 372, 373, 471, 472) are electrically connected to different electrically connective regions (121a, 121b) respectively, inputting signals of blood glucose level to the program module (120). The algorithm is used to realize the precise control of the closed-loop artificial pancreas drug infusion control system (100).
A61M 5/00 - Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm rests
15.
FULLY CLOSED-LOOP ARTIFICIAL PANCREAS DRUG INFUSION CONTROL SYSTEM
A fully closed-loop artificial pancreas drug infusion control system includes a program module (101), at least one detection module (100), a hypoglycemic drug infusion module (104) and an anti-hypoglycemic drug infusion module (103). The program module (101) is preset with an algorithm. The detection module (100) detects the blood glucose level, the hypoglycemic drug infusion module (104) performs hypoglycemic drug infusion according to the infusion instruction calculated by the algorithm, and the anti-hypoglycemic drug infusion module (103) performs anti-hypoglycemic drug infusion according to the infusion instruction calculated by the algorithm, realizing full closed-loop control of drug infusion in artificial pancreas system.
A61B 5/145 - Measuring characteristics of blood in vivo, e.g. gas concentration, pH-value
A61B 5/1468 - Measuring characteristics of blood in vivo, e.g. gas concentration, pH-value using chemical or electrochemical methods, e.g. by polarographic means
16.
CLOSED-LOOP ARTIFICIAL PANCREATIC INSULIN INFUSION CONTROL SYSTEM
A closed-loop artificial pancreatic insulin infusion control system, comprising: a monitoring module (100), an infusion module (102) and an electronic module (103), wherein the monitoring module (100), the infusion module (102) and the electronic module (103) each are provided with a control unit, and a corresponding first algorithm, second algorithm and third algorithm are preset in each of the control units; and when different priority conditions are met, the currently required insulin infusion information is determined by different modules, and the infusion module performs insulin infusion. Therefore, the closed-loop artificial pancreatic insulin infusion control system can automatically switch control units according to different conditions, thereby avoiding the situation in which a certain module of a setting program unit cannot work normally and thus affecting the user experience, and even posing a safety risk to a user.
A closed-loop artificial pancreatic insulin infusion control system, comprising: a detection module (100) and an infusion module (102). A detection control unit is provided in the detection module (100); an infusion control unit is provided in the infusion module; at least one of the detection module (100) and the infusion module (102) is provided with a calculation control unit (1, 2) for calculating insulin infusion information and/or further processing different insulin infusion information. Therefore, automatic switching between the control units can be achieved according to different conditions in the closed-loop artificial pancreatic insulin infusion control system, the situation that the user experience is affected, or even a safety risk is brought to a user due to the fact that a certain module of a program unit cannot work normally is avoided, moreover, the situation that the system needs to be integrally replaced when part of functions of part of components fails is avoided, and the utilization rate of the components of a closed-loop artificial pancreas is improved.
BB, the rMPC algorithm calculates insulin infusion instructions based on blood glucose risk; and an infusion module (102), connected to the program module (101), and is controlled by the program module (101) to infuse insulin according to the corresponding output instructions calculated by the rMPC algorithm. The system is preset with a rMPC algorithm, which converts the asymmetric blood glucose in the original physical space to the approximately symmetric blood glucose risk in the risk space, the recent changes of blood glucose and the asymmetry of distribution are taken into account in the rMPC algorithm, giving the rMPC algorithm the advantages of precision and flexibility, realizing precise control for closed-loop artificial pancreas insulin infusion system.
A61M 5/172 - Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters electrical or electronic
A61B 5/145 - Measuring characteristics of blood in vivo, e.g. gas concentration, pH-value
G16H 20/17 - ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance relating to drugs or medications, e.g. for ensuring correct administration to patients delivered via infusion or injection
19.
CLOSED-LOOP ARTIFICIAL PANCREAS INSULIN MULTI-DRUG CONTROL SYSTEM
A closed-loop artificial pancreas insulin infusion control system is provided, including: a detection module (100) configured to the current blood glucose level; a program module (101), connected to the detection module (100), preset with one or more of rMPC algorithm, rPID algorithm or compound artificial pancreas algorithm; and an infusion module (102), connected to the program module (101), can perform anti-hypoglycemic drugs and/or hypoglycemic drugs infusion, the program module (101) controls the infusion module (102) to infuse corresponding drugs, according to the corresponding drug infusion instructions, which is calculated by the rMPC algorithm, rPID algorithm or compound artificial pancreas algorithm. The system is preset with one or more of the rMPC algorithm the rPID algorithm or compound artificial pancreas algorithm, which converts the asymmetric blood glucose in the original physical space to the approximately symmetric blood glucose risk in the risk space, making full use of the advantages of rPID algorithm and rMPC algorithm to face complex scenarios, so that the artificial pancreas can provide reliable insulin infusion under various conditions, and blood glucose can reach the ideal level at the expected time, realizing precise control for closed-loop artificial pancreas insulin infusion system.
Closed-loop artificial pancreas insulin infusion control system, includes: a detection module (100,200), configured to detect the current blood glucose level continuously, further provided with a detection processing unit (1001,2001), which preset with an algorithm, and the algorithm calculates the current required insulin infusion amount according to the current blood glucose level; and an infusion module (102,202), connected to the detection module (100,200), the detection module (100,200) sends the current required insulin infusion amount to the infusion module (102,202), and the infusion module (102,202) performs insulin infusion according to the current required insulin infusion amount. After the current blood glucose level is detected, the current required insulin infusion amount is directly calculated without sending it to others, which make the infusion result more accurate and reliable.
A61B 5/145 - Measuring characteristics of blood in vivo, e.g. gas concentration, pH-value
A61M 5/172 - Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters electrical or electronic
G16H 20/17 - ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance relating to drugs or medications, e.g. for ensuring correct administration to patients delivered via infusion or injection
21.
CLOSED-LOOP ARTIFICIAL PANCREAS DRUG INFUSION CONTROL SYSTEM
Closed-loop artificial pancreas drug infusion control system (100), including an infusion module (110), configured to deliver drugs; a program module (120), comprising input end (121) and output end (122), and the input end (121) comprising a plurality of electrically connective regions (121a, 121b) for receiving the current blood glucose level, the program module (120) further preseted with an algorithm, and the algorithm is one or more of rMPC algorithm, rPID algorithm or compound artificial pancreas algorithm, after the output end (122) is electrically connected to the infusion module (110), according to the received current blood glucose level, the algorithm calculates the amount of drug required by the user, and the program module (120) controls the infusion module (110) to output the drug according to the calculated amount of drug required by the user; an infusion cannula (130) with conductive areas, the infusion cannula (130) is the drug infusion channel; and a plurality of electrodes for detecting the blood glucose level, the electrode comprising conductive-area electrodes (171) and cannula-wall electrodes (172), the conductive area of the infusion cannula (130) being at least as a conductive-area electrode (171), and one or more cannula-wall electrodes (171) being located on/in the wall of the infusion cannula (130), when the infusion cannula (130) is installed to the working position, the infusion cannula (130) is connected with the infusion module (110), the drug can be injected into the body through the infusion cannula (130), and the different electrodes (171,172) are electrically connected to different electrically connective regions (121a,121b) respectively, inputting the current blood glucose level to the program module (120). The algorithm is used to realize the precise control of the closed-loop artificial pancreas drug infusion system.
A61M 5/172 - Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters electrical or electronic
A61B 5/145 - Measuring characteristics of blood in vivo, e.g. gas concentration, pH-value
G16H 20/17 - ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance relating to drugs or medications, e.g. for ensuring correct administration to patients delivered via infusion or injection
22.
CLOSED-LOOP ARTIFICIAL PANCREAS DRUG INFUSION CONTROL SYSTEM
A closed-loop artificial pancreas drug infusion control system (100), including an infusion module (110), configured to deliver drugs; a program module (120), comprising input end (121) and output end (122), and the input end (121) comprising a plurality of electrically connective regions (121a, 121b) for receiving the current blood glucose level, the program module (120) further presets with an algorithm, and the algorithm is one or more of rMPC algorithm, rPID algorithm or compound artificial pancreas algorithm, after the output end (122) is electrically connected to the infusion module (110), according to the received current blood glucose level, the algorithm calculates the amount of drug required by the user, and the program module (120) controls the infusion module (110) to output the drug according to the calculated amount of drug required by the user; and an infusion cannula (130) provided with at least two electrodes (171,172), the infusion cannula (130) is the drug infusion channel, the electrodes (171,172) are disposed on the cannula wall (132), when the infusion cannula (130) is installed to the working position, the infusion cannula (130) is connected with the infusion module (110), the drug can then be injected into the body through the infusion cannula (130), and the different electrodes (171,172) are electrically connected to different electrically connective regions (121a, 121b) respectively, inputting signal of blood glucose level to the program module (120). The algorithm is used to realize the precise control of the closed-loop artificial pancreas drug infusion system (100).
A closed-loop artificial pancreas insulin infusion control system, including a detection module (100), configured to detect the current blood glucose level G continuously; a program module (101), connected to the detection module (100), and preset with a hybrid artificial pancreas algorithm, used for calculating the insulin infusion amount required by the user, the hybrid artificial pancreas algorithm includes a cPID algorithm and/or a cMPC algorithm, where the input of the cPID algorithm is the intermediate value of the MPC algorithm, and the input of the cMPC algorithm is the output value of the PID algorithm; and an infusion module (102), connected to the program module (101), and is controlled by the program module (101) to infuse insulin according to the insulin infusion amount calculated by the hybrid artificial pancreas algorithm. Through the in-depth combination of PID algorithm and MPC algorithm, make full use of the advantages of PID algorithm and MPC algorithm to make the infusion result more accurate and reliable, and realize the precise control of the closed-loop artificial pancreatic insulin infusion system.
A closed-loop artificial pancreas drug infusion control system (100), including an infusion module (100), configured to deliver drugs; a program module (120), comprising input end (121) and output end (122), and the input end (121)comprising a plurality of electrically connective regions (121a, 121b) for receiving the current blood glucose level, the program module (120) further preset with a hybrid artificial pancreas algorithm, used for calculating the insulin infusion amount required by the user, the hybrid artificial pancreas algorithm includes a cPID algorithm and/or a cMPC algorithm, where the input of the cPID algorithm is the intermediate value of the MPC algorithm, and the input of the cMPC algorithm is the output value of the PID algorithm, after the output end (122) is electrically connected to the infusion module (110), the program module (120) controls the infusion module (110) to output the drug according to the calculated amount of drug required by the user; an infusion cannula (130) with conductive area (s), the infusion cannula (130) is the drug infusion channel; and a plurality of electrodes (171, 172) for detecting the blood glucose level, the electrodes (171, 172) comprising conductive-area electrode (s) (171) and cannula-wall electrode (s) (172), the conductive area of the infusion cannula (130) being at least as a conductive-area electrode (171), and one or more cannula-wall electrodes (172) being located on/in the wall of the infusion cannula (130), when the infusion cannula (130) is installed to the working position, the infusion cannula (130) is connected with the infusion module (110), the drug can be injected into the body through the infusion cannula (130), and the different electrodes (171, 172) are electrically connected to different electrically connective regions (121a, 121b) respectively, inputting the current blood glucose level to the program module (120). Through the in-depth combination of PID algorithm and MPC algorithm, make full use of the advantages of PID algorithm and MPC algorithm to make the infusion result more accurate and reliable, and realize the precise control of the closed-loop artificial pancreatic drug infusion system (100).
An installation unit of an analyte detection device comprises a housing (101). A parallel slider module (103) is arranged inside the housing (101) and can slide relative to the housing (101). An analyte detection device (104) is arranged at the front end of the parallel slider module (103). The analyte detection device (104) comprises a shell (1041), a transmitter, a sensor (1042) and an internal circuit arranged in the shell (1041) and electrically coupled with the sensor (1042). The shell (1041) connects with the parallel slider module (103) releasably. An auxiliary-needle module (105) is used to pierce the sensor (1042) under the use's skin. When a triggering module (106) moves towards the near end relative to the housing (101), the installation action is implemented. An elastic module (107) is used to provide the elastic force required to implement the installation action. When the installation action is implemented, the parallel slider module (103) and the analyte detection device (104) slide to the near end relative to the shell, and at a predetermined position, the connection between the shell and the parallel slider module (103) is relieved, and the analyte detection device (104) is separated from the parallel slider module (103).
An installation unit (100) of analyte detection device, comprises a housing (101) provided with a slot (1013) and a first buckle (1012), the slot (1013) comprises a first slot point (10141) and a second slot point (10142); a parallel slider module (103) provided with a second buckle (1033) coupled with the first buckle (1012); a triggering module (106) provide with a lug (1062) corresponding to the slot (1013) and a fixed buckle (1061) corresponding to the first buckle (1012). When the lug (1062) is located in the first slot point (10141), the fixed buckle (1061) is in contact with the first buckle (1012), and the installation unit (100) does not implement installation action. When the triggering module (106) moves towards the far end relative to the housing (101), and the lug (1062) enters the second slot point (10142), the fixed buckle (1061) cancels the contact with the first buckle (1012), and the coupling between the first buckle (1012) and the second buckle (1033) is released. The installation unit (100) implements the installation action, which is simple in structure and convenient in use.
A circuit embedded analyte detection device comprises shell (10, 20, 30), which comprises an upper outer shell (11, 21, 31) and a lower outer shell (12, 22, 32), and a through-hole (111, 211, 311) is arranged on the upper outer shell (11, 21, 31). The electronic circuit is arranged inside the upper outer shell (11, 21, 31) or the lower outer shell (12, 22, 32), which comprises at least one electronic component.The electronic components comprise at least a transmitter antenna (131, 231, 331) for communication with external equipment. The sensor (15, 25, 35) is used to obtain the parameter information of analyte in the user's body. And battery, used to power the electronic circuit.
A61B 5/145 - Measuring characteristics of blood in vivo, e.g. gas concentration, pH-value
H01M 50/109 - Primary casings, jackets or wrappings of a single cell or a single battery characterised by their shape or physical structure of button or coin shape
A compact analyte detection device includes a housing (10), provide with a circuit board (13), a battery (14) and a sensor (15). The housing (10) includes a first housing (11) and a second housing (12), and the sensor (15) is arranged in the first housing (11). The sensor (15) includes an in-vivo portion (152) and an in-vitro portion (151), the in-vitro portion (151) electrically connected to the circuit board (13) by an electrical connector (16), the in-vivo potion (152) passed through the first housing (11) to the outside. A transmitter antenna is provided on the circuit board (13), and the transmitter antenna is used to communicate with external equipment. The circuit board (13), the battery (14) and the in-vitro portion (151) of the sensor (15) are all arranged in the closed space formed by the first housing (11), the second housing (12) and the in-vivo portion (152) of the sensor (15), making the analyte detection device with a simple and a compact layout, which is beneficial to the miniaturization development of the analyte detection device.
A integrated analyte detection device includes a housing (10), provided with a circuit board (13), a battery (14) and a sensor (15). The housing (10) includes a first housing (11) and a second housing (12). The sensor (15) is integrated with the circuit board (13). The sensor (15) includes an in-vivo portion (152) and an in-vitro portion (151), and the in-vivo potion (152) passed through the first housing (11) to the outside. And a transmitter antenna is provided on the circuit board (13), and the transmitter antenna is used to communicate with external equipment. The integrated circuit board (13) and the sensor (15) improve the reliability of the electrical connection between the sensor (15) and the circuit board (13), reduce the number of components in the analyte detection device, thereby reduce the complexity of the internal design of the analyte detection device, and optimize the internal design of the analyte detection device.
An analyte detection device (102) comprises a shell (1021), a sensor (1022), a transmitter (1023), a battery (1025), a memory (1027), and a processor (1028). The sensor comprises an internal part (10222) and an external part (10221). The internal part (10222) is used to penetrate into a user's subcutaneous skin to obtain a first parameter value. At least one predetermined pair-data set composed of the first parameter value and a second parameter value is pre stored in the memory (1027). The second parameter value is associated with the in vivo analyte parameter information. The processor (1028) is programmed to call predetermined pair-data set from the memory, and obtain the second parameter value based on the first parameter by indexed. The transmitter (1023) is used to transmit the first parameter value and/or the second parameter value to a remote equipment. The battery (1025) is used to provide electric energy.
An analyte detection device and detection method. The predetermined pair-data set is pre stored in the memory. The predetermined pair-data includes the range value composed of the mean value of the adjacent first parameter values and the second parameter value. After the sensor penetrates the user's skin to obtain the first parameter value, the processor calls the predetermined pair-data from the memory, judges the interval range in which the first parameter value falls, and obtains the second parameter value by index in the predetermined pair-data, the preset calibration function is no longer needed to calculate the second parameter value according to the first parameter value, which reduces the error of the second parameter value and improves the reliability of the analyte detection system.
A calibration free analyte detection device (102, 202, 302) is disclosed. At least one predetermined pair-data set composed of the first parameter value and the second parameter value and the predetermined calibration function based on the time parameter are pre stored in the memory. After a sensor (1022, 2022, 3022) penetrates into the user's skin to obtain the first parameter value, the processor calls the predetermined pair-data set and the predetermined calibration function from the memory and obtains the second parameter value based on the first parameter value by index, the predetermined pair-data set is adjusted through the predetermined calibration function for the next detection and retrieval. The predetermined pair-data set is adjusted with the use time, which reduces the error of the second parameter value and improves the reliability of the analyte detection device (102, 202, 302).
A sensor calibration method comprises: providing a lot of sensors which are tested before production to obtain the summary pair-data set D i, classifying and dividing the summary pair-data set to obtain the typical pair-data sets D j, and storing them in the computer; during production, testing the small number of pair-data of sensors to be delivered, inputting the small number of pair-data into the computer, and obtaining the closest typical pair-data set to the small number of pair-data through calculation, the typical pair-data set can be used as the predetermined pair-data of the sensor to be delivered, and the preset predetermined calibration function is no longer required, which improves the calibration efficiency of the sensor, reduces the production time, and improves the reliability of the sensor.
The invention discloses a sensor calibration method, during production, some sample sensors are taken out from a lot of sensors for testing, to obtain the sample pair-data composed of the first test parameter value and the second parameter value. After averaging the first test parameter value, the range value composed of the average first test parameter value of the sample or the average value of the average first test parameter value of adjacent samples is given as the first parameter value of the lot, to obtain the predetermined pair-data set of the lot, and the preset predetermined calibration function is no longer required, which improves the calibration efficiency of sensors, reduces the production time, and improves the reliability of sensors.
The invention discloses a sensor calibration method. A lot of sensors are tested before production to obtain the summary pair-data set, classify and divide the summary pair-data set to obtain the typical pair-data sets, and store them in the computer. During production, test small number of pair-data of sensors to be delivered, input the small number of pair-data into the computer, and obtain the closest typical pair-data set to the small number of pair-data and difference between them through calculation, and then adjust the closest typical pair-data set based on the difference, and the adjusted typical data set can be used as the predetermined pair-data of the sensor to be delivered, and the preset predetermined calibration function is no longer needed, which improves the calibration efficiency of the sensor, reduces the production time, and reduces the difference between the actual sensitivity of the sensor and the predetermined pair-data caused by the difference of the physical characteristics of the sensor, and improves the reliability of the sensor.
An installation unit (100) of analyte detection device (104), which comprises the housing (101), the protective cover (102) and the label (108). The protective cover (102) comprises an outer cover (1021) and an inner cover (1022). The outer ring (1081) of the label (108) is fixed on the near end plane (10213) of the outer cover (1021), the inner ring (1082) is fixed on the near end plane (10225) of the inner cover (1022), and the inner ring (1082) of the label (108) is connected with the outer ring (1081) through the easy tear seam (1083). Before using the installation unit (100), the outer cover (1021) and inner cover (1022) remain fixed relative to the housing (101). When using the installation unit (100), the inner cover (1022) and inner ring (1082) of label (108) remain fixed relative to the housing (101), and the outer cover (1021) and outer ring (1081) of label (108) rotate relative to the housing (101) to damage the easy tear seam (1083). After the easy tear seam (1083) is damaged, it cannot be restored. The user can judge whether the protective cover (102) of the installation unit (100) has been opened through the state of the easy tear seam (1083), so as to avoid using the contaminated analyte detection device (104).
A61B 5/145 - Measuring characteristics of blood in vivo, e.g. gas concentration, pH-value
B65D 49/12 - Arrangements or devices for preventing refilling of containers by destroying, in the act of opening the container, an integral portion thereof
37.
SYSTEM AND METHOD FOR REALIZING COMMUNICATION CONNECTION OF ANALYTE DETECTION DEVICE
System and method for realizing communication connection of analyte detection device are disclosed. When the communication connection is not established and the communication connection has been established, the analyte detection device transmits two different signals respectively, namely the first signal and the second signal. The remote equipment searches and identifies the nearby signals, and executes different communication connection procedures according to the signals, When only one first signal is recognized by the remote equipment, it can be judged that the analyte detection device transmitting the signal is the analyte detection device to be established with communication connection, and the communication connection can be established directly without the user manually inputting or scanning the equipment code, which simplifies the process of establishing the communication connection, avoids the user inputting or scanning the wrong equipment code, and improves the user experience.
The invention discloses the communication system of analyte detection device, which comprises the analyte detection device and the remote equipment. The analyte detection device transmits signals, and the remote equipment is used to search and identify nearby signals, establish the communication connection with the analyte detection device and perform data interaction. The data interaction mode can be adjusted according to the actual use situation, and the battery energy consumption is reduced while transmitting the analyte parameter information, it is conducive to the long-time work of the system and improves the user experience.
Disclosed is an analyte sensor fixing device. Before an analyte detection device is installed, a sensor is enveloped in an auxiliary needle, an elastic pad is sleeved outside the auxiliary needle, and the elastic pad defines the sensor in the auxiliary needle. When internal parts in an installing unit swing in the installation process, the sensor does not get rid of the envelope of the auxiliary needle, and at the same time the sensor is not bent. Therefore, the sensor can be smoothly pricked under the skin along with the auxiliary needle, thereby improving the detection reliability of the analyte detection device.
An installation unit (100) of the analyte detection device and use method. The installation unit (100) comprises: a housing (101), comprising at least two first buckles (1012); a parallel slider module (103), which is provided with the second buckles (1033) corresponding to the first buckles (1012), and the first buckles (1012) are separately coupled with the second buckles (1033); an analyte detection device (104); an auxiliary-needle module (105); an triggering module (106), when the triggering module (106) moves to the far end relative to the housing (101), it cancels the coupling of the first buckles (1012) and the second buckles (1033) to implement the installation action; and an elastic module (107). When using the installation unit (100), the user only needs to attach the near end of the installation unit (100) to the skin surface and press the housing (101) at the far end to complete the installation of the analyte detection device, which is simple in structure and convenient in use.
An installation unit of an analyte detection device comprises a housing (101) provided with a limit slot (1013). A parallel slider module (103) is provided with a T-shaped structure (1035). The T-shaped structure (1035) comprises a horizontal part and a vertical part. The horizontal part comprises a T-shaped-structure slider (10351) located in the limit slot (1013). An analyte detection device (104) is arranged at the front end of the parallel slider module (103). The analyte detection device (104) comprises a shell (1041), a transmitter, a sensor (1042) and an internal circuit arranged in the shell (1041) and electrically coupled with the sensor (1042). An auxiliary-needle module (105) is used to pierce the sensor (1042) under the use's skin. When a triggering module (106) moves towards the near end relative to the housing (101), the installation action is implemented. An elastic module (107) is used to provide the elastic force required to implement the installation action.
The invention discloses an analyte detection system, comprising an auxiliary installer (101) and an analyte detection device (102), before use, the analyte detection device (102) is in dormant state and transmits signal to the outside equipment at the first frequency, when mounted to the host skin surface by the auxiliary installer (101), the wake-up module (1026) wakes up the analyte detection device (102) according to the triggering conditions, and the analyte detection device (102) enters the working state, transmits signal to the outside equipment at the second frequency, and establishes real-time communication with the outside equipment, the first frequency is less than the second frequency, which can improve user experience while reducing battery energy consumption and ensuring the life of analyte detection device (102).
A61B 5/145 - Measuring characteristics of blood in vivo, e.g. gas concentration, pH-value
A61B 5/05 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
An installation unit (100) of analyte detection device, comprises: a housing (101), provided with an auxiliary-needle limit slot (1015); a paralled slider module (103), the far end face of which is provided with the slider-buckle (10321); an analyte detection device (104), located at the front end of the parallel slider module (103); and an auxiliary-needle module (105). When implementing the installation action, the auxiliary-needle module (105) moves to the near end along with the parallel slider module (103) relative to the housing (101). The auxiliary-needle (1052) inserts the sensor under the skin until the slider-buckle (10321) is separated from the auxiliary-needle limit slot (1015), the auxiliary-needle slide block (10511) returns back to the initial position, and the auxiliary-needle (1052) retracts back into the housing (101) to avoid unnecessary injury. The installation unit (100) has simple structure, high reliability and convenient use.
The invention provides an analyte detection device with battery and shell integrated. The battery cavity (14) is installed in the outer shell (10), the battery cavity (14) comprises the cavity shell (141), the diaphragm (142), the electrolyte (143), the anode plate (144), cathode plate (145) and the conductive strip (146), the electrolyte isolation layer (147) is also arranged inside the cavity shell (141), to form the structure of battery and outer shell (10) integration, the shape and size of the analyte detection device are no longer limited by the shape and size of the shell of the button battery, and the shape and size of the battery cavity (14) can be optimized according to the miniaturization design requirements of the analyte detection device to improve user experience.
An analyte detection device comprises: an outer shell (10, 20), a circuit board (13, 23) and a battery cavity (14, 24). The battery cavity (14, 24) comprises a cavity shell (141, 241), a diaphragm (142, 242), electrolyte (143, 243), an anode plate (144, 244), a cathode plate (145, 245) and a conductive strip (146, 246), an electrolyte isolation layer (147, 247) is also arranged inside the cavity shell (141, 241), an upper cover shell (1411, 2411) of the cavity shell (141, 241) is integrated with the circuit board (13, 23). The shape and size of the battery cavity (14, 24) can be optimized according to the miniaturization design requirements of the analyte detection device to improve user experience.
An analyte detection device (102, 202, 302) is provided. A first predetermined pair-data set and a second predetermined pair-data set composed of a first parameter value and a second parameter value are prestored in a memory (1027). The first predetermined pair-data set has at least a time parameter difference relative to the second predetermined pair-data set. After a sensor (1022) penetrates a user's skin to obtain the first parameter value, a processor (1028) calls the first predetermined pair-data set from the memory (1027) in a first time period, and then calls the second predetermined pair-data set from the memory (1027) in a second time period, and the second parameter value is obtained based on the first parameter value by index. There is no need for the preset calibration function to calculate the second parameter value according to the first parameter value. Different pair-data sets are called according to the service time of the sensor (1022), which reduces the error of the second parameter value and improves the reliability of the analyte detection device (102, 202, 302).
G01N 33/49 - Physical analysis of biological material of liquid biological material blood
G01N 33/00 - Investigating or analysing materials by specific methods not covered by groups
G01N 31/00 - Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroups; Apparatus specially adapted for such methods
47.
DRUG INFUSION DEVICE WITH ELASTIC ANTI-REVERSAL MEMBER
A drug infusion device with elastic anti-reverse member comprises an infusion mechanism module(110), a control mechanism module(100), and an adhesive patch(120). The infusion mechanism module(110) includes a reservoir(131) used for accommodating the drug to be infused, a driving wheel assembly, a driving unit(1310) with a driving end(1312) that pushes the driving wheel(200) to rotate, a power unit(1311) and a reset unit(1320). The driving wheel assembly includes a driving wheel(200), a driving tube(204) and a cover(201). The cover(201) is used to fix the driving wheel(200) and also provided with at least one elastic member abutting against the driving wheel assembly. The power unit(1311) and the reset unit(1320) are connected with the driving unit(1310). The power unit(1311) exerts a force on the driving unit(1310) to make the driving wheel(200) move forward, and the reset unit(1320) exerts a force on the driving unit(1310) to reset the driving end(1312).That the elastic member is provided on cover(201) increases the compactness of the internal design.
An intelligent detection device. After the transmitter (12) is installed on the bottom case (10), the first physical device (122) on the transmitter housing (121) can be operatively electrically connected with the sensor (11) or the second physical device (1141) on the bottom case (10), and the internal circuit can obtain the in-position detection signal of the transmitter (12). Through the in-position detection signal, the firmness of the combination of the transmitter (12) and the bottom case (10) can be judged, which is convenient for users to take corresponding measures and enhance user experience.
A half-press-free drug infusion device, comprising a reservoir (131) configured to accommodate the drug to be infused, provided with a piston (312) and a screw (135); a driving wheel (134), connected with screw (135), driving the screw (135) to push the piston (312) forward by rotation; an infusion needle unit (521), including an infusion needle (5212) and an infusion needle holder (5211), wherein the infusion needle holder (5211) is used to keep the infusion needle (5212) in place, when leaving the factory, the infusion needle unit (521) is at the intermediate position, the infusion needle (5212) communicated with the reservoir (131); an adhesive patch (520), for attaching the infusion device module (510) to the skin surface; and security base (522), arranged on the bottom of the adhesive patch (520), provided with an infusion needle accommodating part (5220), which is waterproof and breathable. The user does not need to half-press the needle holder (5211) to the intermediate position, which reduces the user's operation steps, and as the priming process can be completed during the filling process, avoiding priming waiting, and shorting the user's operation period.
A body fluid analyte detection device, including an analyte detection module (100) for detecting analyte parameter information; a pasting module(13) comprises a tape(131) and a protective film(132), the first side(α) of the tape(131) is fixedly connected with the analyte detection module(100), and the second side(β) opposite the first side(α) of the tape(131) is coated with paste material; the protective film (132) is fixed around the outer edge of the first side(α) of the tape(131), and the outer edge profile of the protective film(132) is compatible with the outer edge profile of the tape(131), and the rockwell hardness of the protective film(132) is higher than the tape(131). The protective film(132) can prevent the edge of the tape(131) from warping, avoid displacement or shedding of detection devices when in use, ensure the normal use of the detection device, enhance the user's experience.
A micro analyte sensor is provided, which comprises a substrate (111), which comprises an internal part (X) and an external part (Y); A first electrode group (31) and a second electrode group (32), located on the surface of the internal part (X), each electrode group (31,32) including at least one working electrode (1131) and at least one additional electrode (1231,1331); In the external part (Y) is provided with pins (1111,1211,1311) corresponding to each electrode (1131,1231,1331), the pins (1111,1211,1311) are respectively electrically connected with the working electrode (1131) and the additional electrode (1231,1331) through a wire (1121,1221,1321); The first electrode group (31) and the second electrode group (32) are configured so that when in use, the first electrode group (31) detects the analyte at the first frequency and provides the first detection signal, and the second electrode group (32) detects the analyte at the second frequency and provides the redundant detection signal, and the first frequency is not less than the second frequency, improve the reliability of using detection device, enhance the user experience.
An analyte detection device with multilayer adhesive tape comprises: an analyte detection module is fixed on user's skin surface through an adhesive module, the adhesive module is equipped with at least N (N≥2) layers of the adhesive tape, the first side of the first layer of the adhesive tape is fixedly connected with the analyte detection module, and the rest of the adhesive tape is stacked on the first side of the first layer of the adhesive tape. The working time of the adhesive module can be extended and the user experience can be improved through relay use of the inner and outer adhesive tape one by one, and the outer adhesive tape delays the edge warping of the inner adhesive tape.
A61B 5/1473 - Measuring characteristics of blood in vivo, e.g. gas concentration, pH-value using chemical or electrochemical methods, e.g. by polarographic means invasive, e.g. introduced into the body by a catheter
A61B 5/145 - Measuring characteristics of blood in vivo, e.g. gas concentration, pH-value
A miniature analyte detection device, which comprises a base (111), the base (111) comprises an internal part and an external part. At least two electrode groups, located on the surface of the internal part, each electrode group comprises at least one working electrode (1131,1132) and at least one additional electrode. The external part is provided with PADs (1111,1211,1311, 1112,1212,1312) corresponding to each electrode, and the PAD (1111,1211,1311, 1112,1212,1312) is electrically connected with the working electrode (1131,1132) and the additional electrode respectively through a wire (1121,1221,1321,1122,1222,1322). The working electrode (1131,1132) and the additional electrode are configured to trigger alternately into the working state according to the predetermined conditions when in use, so as to prolong the service life of the sensor, improve the service reliability and enhance the user experience.
A micro analyte sensor (11) comprises a base (111) that comprises an internal part (Y) and an internal part (X). At least one electrode groups are located on the surface of the internal part (Y), and each electrode group comprises at least one working electrode (1131) and at least one additional electrode (1231, 1331). The internal part (X) is provided with a PAD (1111, 1211, 1311) corresponding to each electrode, and the PAD (1111, 1211, 1311) is electrically connected with the working electrode (1131) and the additional electrode (1231, 1331) respectively through a wire (1121, 1221, 1321). At least one surface of the electronic conduction layer of the working electrode (1131) and/or the additional electrode (1231, 1331) is provided with a micro structure (11311) to increase the surface area and roughness of the electronic conduction layer (a), enhance the adhesion force of the electrode and improve the detection reliability of the sensor.
A61B 5/145 - Measuring characteristics of blood in vivo, e.g. gas concentration, pH-value
A61B 5/1473 - Measuring characteristics of blood in vivo, e.g. gas concentration, pH-value using chemical or electrochemical methods, e.g. by polarographic means invasive, e.g. introduced into the body by a catheter
A61B 5/1486 - Measuring characteristics of blood in vivo, e.g. gas concentration, pH-value using enzyme electrodes, e.g. with immobilised oxidase
A skin patch drug infusion device is disclosed, comprising: a control mechanism module (100) and an infusion mechanism module (110), the control mechanism module (100) connected with the infusion mechanism module (110); and the infusion mechanism module (110) further includes a reservoir (131), a piston (1313) and a screw (135), the piston (1313) connected with the screw (135) and arranged in the reservoir (131); a driving unit including one rotating shaft (1310) and at least one driving member (139), and the driving member (139) includes one driving end (1391), the driving member (139) can rotate around the rotating shaft (1310) to advance or reset the driving end (1391); at least one driving wheel (134) provided with wheel teeth (1341), and the advancing driving end (1391) can push the wheel teeth (1341) to rotate the driving wheel (134), thereby driving the screw (135) forward; a linear actuator (138) and a reset unit (137) respectively connected to the driving member (139), the linear actuator (138) and the reset unit (137) respectively apply driving power to the driving member (139) to advance and reset the driving end (1391); and at least two blocking walls (1311,1312), arranged at one side of the driving unit to limit the advancing position of the driving unit. The infusion device can precisely control the rotation amplitude of the driving member (139) and improve the infusion accuracy of the infusion device.
Provided is a battery shell integrated analyte detection device. A battery cavity is arranged within the transmitter, and the cavity shell is integrated with the shell of transmitter. The diaphragm, the electrolyte, the anode plate, the cathode plate and the pole ear are arranged in the cavity shell, the electrolyte insulation layer is also arranged in the cavity shell, to form the highly integrated analyte detection device with battery and transmitter integration, the shape and size of the analyte detection device are no longer limited by the shape and size of the button battery. After the integration of the battery and transmitter, the battery has more available space and smaller occupied volume, which can meet the design requirements of analyte detection device miniaturization.
A highly integrated analyte detection device is provided. The device comprises: a bottom case (30) is used for mounting on the surface of human skin; a sensor (11) is assembled on the bottom case (30) for detecting analyte parameter information in the user's body; a transmitter module (32) comprises a shell (324), a circuit board (325), a transmitter (22) and an electrical contact (322), the electrical contact (322) is electrically connected with the sensor (11), the transmitter (22) is used to transmit the analyte parameter information to external equipment; and a battery cavity (323) is located within the transmitter module (32), the battery cavity (323) comprises a cavity shell (3231), diaphragm (3232), electrolyte (3233), anode plate (3234), cathode plate (3235) and conductive strip (3237), the cavity shell (3231) comprises an upper cover shell (32311) and a lower shell (32312), the upper cover shell (32311) is integrated with the circuit board (325). The shape and size of the analyte detection device are no longer limited by the shape and size of the button battery shell, and the shape and size of the battery cavity can be optimized according to the miniaturization design requirements of the analyte detection device to improve user experience.
An analyte detection device with circuit board and shell (220,324) integration disclosed. A electronic circuit (224,325) is arranged on the shell (220,324) of a transmitter module (12,22,32). The electronic circuit (224,325) comprises at least one electronic component. The electronic component at least comprises a transmitter antenna (225) to form a highly integrated analyte detection device embedded between the electronic circuit (224,325) and the shell (220,324) of the transmitter module (12,22,32). The electronic circuit (224,325) occupies less space and meets the miniaturization design requiements of the analyte detection device.
Disclosed in the present invention is a body fluid analyte detection device, comprising: a transmitter; a battery used to supply power to the transmitter; a bottom case adhered to a surface of a human body; a sensor, used to detect body fluid analyte parameter information, the sensor being electrically connected to the transmitter so as to transmit a parameter signal; and a waterproof structure used to prevent water droplets from entering an electric connection area, improving reliability of use of the body fluid analyte detection device, and improving convenience of use for a user.
A61B 5/1473 - Measuring characteristics of blood in vivo, e.g. gas concentration, pH-value using chemical or electrochemical methods, e.g. by polarographic means invasive, e.g. introduced into the body by a catheter
A61B 5/145 - Measuring characteristics of blood in vivo, e.g. gas concentration, pH-value
A61B 5/00 - Measuring for diagnostic purposes ; Identification of persons
A battery shell integrated analyte detection device, a battery cavity(123) is arranged on the bottom case(10), the cavity shell(1231) is integrated with the bottom case(10), the diaphragm(1232), the electrolyte(1233), the anode plate(1234), the cathode plate(1235) and the pole ear(1236) are arranged in the cavity shell(1231), the electrolyte insulation layer(1237) is also arranged in the cavity shell(1231), to form the highly integrated analyte detection device with battery and bottom case integration, the shape and size of the analyte detection device are no longer limited by the shape and size of the button battery. After the integration of the battery and bottom case, the battery has more available space and smaller occupied volume, which can meet the design requirements of analyte detection device miniaturization.
The invention discloses an analyte detection device with a circuit board and a shell integration, the electronic circuit is arranged on the shell of a transmitter module, the electronic circuit comprises at least one electronic component, the electronic component at least comprises a transmitter antenna to form a highly integrated analyte detection device embedded between the electronic circuit and the shell of the transmitter module. The electronic circuit occupies less space and meets a miniaturization design requirements of the analyte detection device.
Disclosed herein is an analyte detection device comprising: a transmitter (12) provided with electrical connection areas (122); a bottom case (10) provided with a sensor base (111); a sensor (113) comprising a signal output end (113a) and a detection end (113b), the signal output end (113a) provided with pins (116), the detection end (113b) provided with electrodes, the pins (116) connected with the electrodes through the wires, the pins (116), the wires and the electrodes arranged on an insulated substrate (113c) and located on the same side of the substrate (113c), and the pins (116) facing towards the sensor base (111); an elastic conductor (114) comprising conductive areas (114a) and insulating areas (114b) distributed at intervals, the conductive areas (114a) electrically connected with the electrical connection areas (122), the pins (116) and the elastic conductor (114) electrically connected through an external circuit (115).
An analyte detection device with a three-dimensional sensor, which comprises: a transmitter provided with an electrical connection area; a bottom case provided with a sensor base; a sensor comprising a signal output end and a detection end. The signal output end is provided with pins, and the detection end is provided with at least two groups of electrodes. The pins are connected with the electrodes through wires, and each group of pins, wires and electrodes are arranged on both sides of an insulating substrate. An elastic conductor comprises conductive areas and insulating areas distributed at intervals, and the conductive areas are electrically connected with the electrical connection area. The pins on the first plane of the substrate are electrically connected with the elastic conductor through an external circuit, and the pins on the second plane of the substrate are directly electrically connected with the elastic conductor.
A61B 5/145 - Measuring characteristics of blood in vivo, e.g. gas concentration, pH-value
H01R 4/00 - Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
A skin patch drug infusion device comprises an infusion mechanism module (110,210,310,410), the infusion mechanism module (110,210,310,410) includes an upper case (111a,211,411) and a lower case (111b,412); a control mechanism module(100,200), arranged on the lower case (111b,412), and electrically connected with the infusion mechanism module (110,210,310,410); and an adhesive patch (120), includes a tape (1201) and a protective film (1202), the first side (α) of the tape (1201) is fixedly connected with the lower case (111b,412) of the infusion mechanism module (110,210,310,410), and the second side (β) opposite the first side (α) of the tape (1201) is coated with a paste material, the protective film (1202) is fixed around the outer edge of the first side (α) of the tape (1201), the outer edge of the protective film contour is adapted to the outer edge of the tape (1201), and the rockwell hardness of the protective film (1202) is higher than the tape (1201). The protective film (1202) can prevent the edge of the tape (1201) from warping, avoid displacement or shedding of infusion devices when in use, ensure the normal use of the detection device, enhance the user's experience.
A skin patch drug infusion device comprises an infusion mechanism module (110, 210, 310, 410), provided with multiple first electrical contacts (103, 203) and a first physical component (223, 423, 523) exposed on the surface; a control mechanism module (100, 200), included a case, and provided with multiple sencond electrical contacts (113, 213) and an in-position detection module (222) exposed on the surface of the case. The in-position detection module (222) includes a second physical component (2221, 4231, 5221). When the control mechanism module (100, 200) and the infusion mechanism module (110, 210, 310, 410) are assembled with each other, the first electrical contacts (103, 203) and the corresponding second electrical contacts (113, 213) are squeezed to electrically connect with each other, and the second physical component (2221, 4231, 5221) is operably electrically connected to the first physical component (223, 423, 523) to generate an in-position detection signal. And the skin patch drug infusion device comprises an adhesive patch (120), for attaching the infusion mechanism module (110, 210, 310, 410) and the control mechanism module (100, 200) to the skin surface. Through the in-position detection signal, the firmness of the combination of the infusion mechanism module (110, 210, 310, 410) and the control mechanism module (100, 200) can be judged, which is convenient for users to take corresponding measures and enhance user experience.
The invention discloses a drug infusion device with security base comprises a reservoir, used for accommodating the drug to be infused, provided with a piston and a screw; a driving wheel, connected with the screw, driving the screw to push the piston forward by rotation; an infusion needle unit, including an infusion needle and a infusion needle holder, the infusion needle holder is used to fixedly place the infusion needle, when the infusion needle unit is at the non-initial position, the infusion needle communicated with the reservoir; an adhesive patch, for attaching the infusion device module to the skin surface; and a security base, arranged on the bottom of the adhesive patch, provided with an infusion needle accommodating part, for accommodating the infusion needle when the infusion device is priming. The infusion needle accommodating part can accommodate the infusion needle protruding from the adhesive patch, preventing the infusion needle from stabing the user, and at the same time, accommodate the drug flowed out from the infusion needle, preventing the drug being contaminated and causing safety risks.
An integrated skin patch artificial pancreas (1000) comprises an infusion mechanism module (110), including a case (111a, 111b), provided with multiple second electrical contacts (113) exposed on the case (111a, 111b) and multiple second engaging portions (112); a control mechanism module (100), provided with multiple first electrical contacts (103) exposed on the surface of the control mechanism module (100) and multiple first engaging portions (102), when the control mechanism module (100) and the infusion mechanism module (110) are assembled with each other, the first engaging portions (102) and the second engaging portions (112) are engaged, the first electrical contacts (103) and the second electrical contacts (113) press against each other, thereby electrically connecting the control mechanism module (100) and the infusion mechanism module (110), the control mechanism module (100) comprising an input end (106) and an output end (107), and the input end (106) comprises a plurality of electrically connective regions (106a, 106b) for receiving signals of analyte data in the body fluid, the output end (107) is electrically connected the infusion mechanism module (110), according to the received signals of analyte data in the body fluid, the control mechanism module (100) controls the infusion mechanism module (110) to infuse drug; and an infusion tube (150), provided with multiple electrodes, the infusion tube (150) is the drug infusion channel, when the infusion tube (150) is installed to the working position, the infusion tube (150) is connected with the infusion mechanism module (110), the drug can then be infused into the body through the infusion tube (150), and the different electrodes are electrically connected to different electrically connective regions (106a, 106b) respectively, inputting signal of analyte data in the body fluid to the control mechanism module (100). The control mechanism module (100) and the infusion mechanism module (110) are electrically connected to each other through mutually pressing electrical contacts (113, 103), which helps to optimize the internal circuit design of the artificial pancreas (1000) and improve the reliability of the electrical connection thereof.
An interlocking drug infusion device comprises a drug reservoir (131), used for accommodating the drug to be infused, provided with a piston (136) and a screw (135); a driving wheel (134), connected with the screw (135), driving the screw (135) to push the piston (136) forward by rotation; a driving unit (1310), the driving unit (1310) moved in a driving direction to drive the driving wheel (134) to rotate; an actuator, electrically connected to the driving unit (1310), used to provide power for the driving unit (1310) in the driving direction after energized; a program module, electrically connected to the actuator, the program module providing a first driving instruction for controlling the actuator to perform periodic power output; and a position detection module, used to determine the periodic drug infusion amount, and when the drug infusion amount reaches a preset threshold, the position detection module and/or the program module provide the actuator with a second driving instruction. The program module and the position detection module physically form a synchronous interlock mechanism to prevent over-infusion in the event of failure of electronic components or preset programs, avoiding the risk of hypoglycemia or even coma.
A skin patch drug infusion device, comprising: a control mechanism module (100) provided with multiple first engaging portions (102) and a first electrical connection (103) exposed on the surface of the control mechanism module (100); and an infusion mechanism module (110) including a case, with a second electrical connection (113) exposed on the surface of the case and second engaging portions (112) that engaged with the first engaging portions (102), when the control mechanism module (100) and the infusion mechanism module (110) are assembled with each other, the first engaging portions (102) and the second engaging portions (112) are engaged, the first electrical connection (103) and the corresponding second electrical connection (113) electrically connected to each other, thereby electrically connecting the control mechanism module (100) and the infusion mechanism module (110); and an alarm, non-closed arranged in the control mechanism module (100).
A skin patch drug infusion system includes an infusion mechanism module (110). The infusion mechanism module (110) includes: a reservoir (131) with a drug inlet (132a) and a drug outlet (132b) for accommodating the drug to be infused; an infusion needle (1211) with one end connected to the drug outlet (132b) of the reservoir (131), and the other end is inserted subcutaneously implanting drug infusion. The skin patch drug infusion system includes: a control mechanism module (100), which works collaboratively with the infusion mechanism module (110) to regulate drug infusion; an adhesive patch (150) that attaches the infusion mechanism module (110) and/or the control mechanism module (100) to the skin surface; a filling module (120), where the drug to be infused into the reservoir (131) is filled via the drug inlet (132a), the volume of the filling module (120) is deliberately designed to be greater than the volume of the drug to be infused to ultimately reduce the risk of air being injected into the body since the excess space in the filling module (120) could generate a negative pressure that would extract the air in the fluid path.
A61M 5/36 - Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm rests with means for eliminating or preventing injection or infusion of air into body
A skin patch drug infusion device is disclosed. The skin patch drug infusion device comprises an infusion mechanism module (110), the infusion mechanism module (110) includes an infusion module and a circuit module, the circuit module includes: a circuit board or a three-dimensional circuit coated on the surface of part components, for supplying power to specific units; a power supply (133), for supplying power to the infusion device; an elastic conductor (136), provided with at least a protrusion (1361), for electrically connecting the power supply (133) to the specific connection end on the circuit board or three-dimensional circuit; a control mechanism module (100), electrically connected with the infusion mechanism module (110); and an adhesive patch (120), for attaching the infusion mechanism module (110) and the control mechanism module (100) to the skin surface. The elastic conductor (136) is provided with protrusions (1361), which can enhance the electrical connection between the elastic conductor (136) and the power supply (133) and the specific connection end on the circuit board or three-dimensional circuit, improving the reliability of the electrical connection.
A skin patch drug infusion device is provided. The device comprises an infusion mechanism module (110), a control mechanism module (100) and an adhesive patch (120). The infusion mechanism module (110) includes an infusion module and a circuit module. The circuit module includes: a circuit board or a three-dimensional circuit coated on the surface of part components, for supplying power to specific units; a driving unit (1310), for pushing the driving wheel (134) of the infusion mechanism module (110) to implement drug infusion; a conductive tower-spring, (1315) including a middle part with a small diameter and two end parts with a large diameter in the axial direction, for fixing the driving unit (1310) and electrically connecting the driving unit and the specific connection end on the circuit board or three-dimensional circuit. The control mechanism module (100) electrically is connected with the infusion mechanism module (110). The adhesive patch (120) is used for attaching the infusion mechanism module (110) and the control mechanism module (100) to the skin surface.
A skin patch drug infusion device comprises an infusion mechanism module (110), the infusion mechanism module (110) includes an infusion module and a circuit module, the circuit module includes: a circuit board or a three-dimensional circuit coated on the surface of part components, for supplying power to specific units; a power unit (1311), for providing power to pull the driving wheel (134, 161) of the infusion mechanism module (110) to implement drug infusion; a conductive platform (1314), provided with a conductive platform protrusion (1421), for electrically connecting the power unit (1311) to the specific connection end on the circuit board or three-dimensional circuit; a control mechanism module (100), electrically connected with the infusion mechanism module (110); and an adhesive patch (120), for attaching the infusion mechanism module (110) and the control mechanism module (100) to the skin surface. The conductive platform (1314) of the infusion mechanism module (110) is provided with the conductive platform protrusion (1421), which can enhance the electrical connection between the conductive platform (1314) and the power unit (1311) and the specific connection end on the circuit board or three-dimensional circuit, improving the reliability of the electrical connection.
A skin patch drug infusion device comprises an infusion mechanism module (110), the infusion mechanism module (110) includes a reservoir (131), used for accommodating the drug to be infused, a screw (135) and a piston (312) connected with the screw (135) are arranged inside; a driving wheel assembly, threadedly connected with the screw (135), wherein the driving wheel assembly includes a driving wheel body (16) and a movable block (18), the driving wheel body (16)and the movable block (18) are operatively connected, when the movable block (18) is in opened, the screw (135) does not engage with the driving wheel assembly, and when the movable block (18) is closed, the screw (135) engages with the driving wheel assembly; a control mechanism module (100), electrically connected with the infusion mechanism module (110); and an adhesive patch (120), for attaching the infusion mechanism module (110) and the control mechanism module (100) to the skin surface. The simple connection between the driving wheel assembly and the screw (135) of the infusion mechanism module (110) make the infusion device with low cost, small size, and good user experience.
A skin patch drug infusion device comprises an infusion mechanism module (110), a driving unit, a power unit (313), a control mechanism module (100), a blockage detection module and an adhesive patch (120). The infusion mechanism module (110) includes a reservoir (131) used for accommodating the drug to be infused, a screw (316) and a piston (312) connected with the screw (316) arranged inside. The driving unit is provided with driving wheel and driving end. The driving wheel is connected with the screw (316), and the driving end pushes the driving wheel to make the screw (316) advance in the reservoir (131). The power unit (313) connected with the driving unit is used for offering power for the driving unit. The control mechanism module (100) is electrically connected with the infusion mechanism module (110). The blockage detection module operably connected to the control mechanism module (100) includes a detection circuit and at least one detection element (311) used to sense and measure related physical parameters during the drug filling process or the drug infusion process to confirm whether a blockage has occurred. The adhesive patch (120) for attaching the infusion mechanism module (110) and the control mechanism module (100) to the skin surface. The infusion device with the blockage detection module has a simple architecture, accurate detection results and good user experience.
A skin patch drug infusion device comprises an infusion mechanism module (410), wherein the infusion mechanism module (410) includes: an upper case (411), a lower case (412), and a frame (417). The upper case (411) is provided with multiple upper case engaging portions (4111, 4112), and the lower case (412) is provided with multiple lower case engaging portions (4121, 4122), the frame (417) is provided with multiple frame engaging portions (4171) engaged with the upper case engaging portions (4111, 4112) and lower case engaging portions (4121, 4122); the lower case (412) is further provided with a circuit board, while the circuit board is provided with a plurality of specific connection ends; the frame (417) is provided with electrical connection terminals of specific components, and electrically connected the specific electrical connection ends on the circuit board to realize the internal circuit conduction of the infusion mechanism module (410); a control mechanism module (100), electrically connected with the infusion mechanism module (410) to regulate drug infusion; and an adhesive patch (120), for attaching the infusion mechanism module (410) and the control mechanism module (100) to the skin surface. The internal space of the infusion mechanism module (410) is optimised, improving the integration of the internal arrangement, enhancing connection stability and electrical connection reliability of all parts, and improving the user experience.
A drug infusion device with embedded power supply (133) comprises a drug reservoir (131), used for accommodating the drug to be infused, provided with a piston and a screw (135); a driving wheel (134), connected with the screw (135), driving the screw (135) to push the pistion forward by rotation; a power supply (133), used to supply power to the infusion device, including a power supply shell (1331), a battery cell (1332), electrolyte (1333) and a cover plate (1334); a frame (137), used to carry the drug reservoir (131), the driving wheel (134), the power supply (133) and electrical connection terminals of specific components, the power supply (133) is electrically connected to the electrical connection terminals of specific components to realize power supply to the infusion device; a case, including an upper case and a lower case, for accommodating the drug reservoir (131), the driving wheel (134), the power supply (133) and frame (137); the power supply shell (1331) is integrated with the frame (137) and/or the cover plate (1334) is integrated with the lower case. The shape and size of the power supply (133) are no longer restricted by the shape and size of the button battery shell, and there is no need for a separate shell. The intergrated power supply (133) occupies a small volume, and more active materials can be accommodated to increase the battery capacity.
An enhanced drug infusion device comprises a drug reservoir (131), used for accommodating the drug to be infused, provided with a piston (312) and a screw (135); a driving wheel (134), connected with the screw (135), driving the screw (135) to push the piston (312) forward by rotation; a driving unit (1310), driving the driving wheel (134) to rotate; a power unit (1311), connected with the driving unit (1310), to offer power for the driving unit (1310); a case, for accommodating the reservoir (131), the driving wheel (134), the driving unit (1310) and the power unit (1311); and an adhesive patch (120), for attaching the infusion device to skin, the adhesive patch (120) includes at least two layers of tape, the first side (α) of the first layer of tape (1201) is fixedly connected with the bottom of the case, and the second side (β) opposite to the first side (α) of the first layer of tape (1201) is coated with an adhesive material. Through the relay action of the tapes, the infusion device is stuck on the surface of the skin for a long time, and the use time of the infusion device is prolonged.
An analyte detection system, comprises: a bottom case housing (104), which is used for mounting to the surface of human skin; a sensor (103) is mounted on the bottom case housing (104) for detecting the analyte parameter information; a transmitter unit (101), the transmitter unit (101) including a launchers shell (1011), an internal circuit (1012), a transmitter (1013) and a motion sensor (1014), the transmitter (1013) used to described the analyte parameter information is sent to the outside world, the motion sensor (1014) connected to the internal circuit (1012) operationally, used for induction or identify the user's body movements. According to the motion sensor (1014) induction or recognition to body movements, the internal circuit (1012) controls the sensor (103) or the transmitter (1013) to execute the corresponding functional instructions to enhance the user experience.
A unilaterally driven drug infusion system, comprising: an infusion unit (102), including a reservoir (110), a piston (120) and a screw (130), the piston (120) is arranged in the reservoir (110); a driving unit including a rotating shaft (160) and a driving member (150), and the driving member (150) includes a driving end (151); a driving wheel (140) provided with wheel teeth (141); a linear actuator (180) and a reset unit (170) respectively connected to the driving member (150); a control unit (101) controls the linear actuator (180) or the reset unit (170) to apply different driving powers on the driving member (150); and a sensing unit (103) operatively connected to the control unit (101) and used to sense or recognize the user's body movements, and different body movements represent different functional instructions, and according to the body movements sensed or recognized by the sensing unit (103), the control unit (101) controls the infusion unit (102) to execute corresponding functional instructions, the user or the system can flexibly select the infusion mode, and the user has no need to manually input functional instructions.
A skin patch drug infusion system, comprises: an infusion mechanism module (110), comprising: a reservoir (131), for accommodating a drug to be infused, and provided with a drug inlet and a drug outlet; an infusion needle (1211), wherein one end of the infusion needle (1211) is communicated with a drug outlet of the reservoir (131), and the other end of the infusion needle (1211) is delivered subcutaneously to realize drug infusion; a control mechanism module (100), connected with the infusion mechanism module (110) to control the drug infusion; a sensing module (120), operatively connected to the control mechanism module (100) and used to sense or recognize the user's body movements, and different body movements represent different functional instructions, and according to the body movement sensed or recognized by the sensing module (120), the control mechanism module (100) controls the infusion mechanism module (110) to execute corresponding functional instructions; and an adhesive patch (150), for attaching the infusion mechanism module (110), the control mechanism module (100) and the sensing module (120), in part or in whole, to the skin surface, and according to the body movement sensed or recognized by the sensing module (120), the control mechanism module (100) controls the infusion mechanism module (110) to execute corresponding functional instructions, the user or the system can flexibly select the infusion mode, and the user has no need to manually input functional instructions, improving the user experience.
A bilaterally driven drug infusion system, comprising: an infusion unit (102), includes a drug storage unit (150); a piston (160) and a driving wheel (130) respectively connected with a screw (170), the driving wheel (130), provided with wheel teeth (131), drives the screw (170) movement by rotation, the piston (160) is arranged in the drug storage unit (150), the screw (170) advances the piston (160) to move; a driving unit (100), cooperated with the driving wheel (130); a power unit (180), connected to the driving unit (100); a control unit (101), controlling the driving unit (100) to output forces in two different directions on the driving unit (100); and sensing unit (103), operatively connected to the control unit (101) and used to sense or recognize the user's body movements, and different body movements represent different functional instructions, and according to the body movement sensed or recognized by the sensing unit (103), the control unit (101) controls the infusion unit (102) to execute corresponding functional instructions, the user or the system can flexibly select the infusion mode, the user has no need to manually input functional instructions, improving the user experience.
Disclosed is a driving structure of a drug infusion device, which comprises: at least one driving unit (150) and at least one driving wheel (140); a linear actuator (180), electrically connected with the driving unit (150), pulling the driving unit(150) to move in the driving direction after being powered; a power supply used to supply the power to the linear actuator (180); a program unit and a first switch unit, the power supply, the program unit, the first switch unit and the linear actuator (180) are electrically connected, when the linear actuator (180) is powered, the driving unit (150) implements driving, and the driving unit can trigger a first signal, indicating the end point of the driving direction, which reduces the power consumption of the infusion device.
A driving structure of a drug infusion device, which comprises: at least one driving unit and at least one driving wheel; a linear actuator connected with the driving unit; a switch unit electrically connected with the linear actuator; a power supply, the power supply, the switch unit and the linear actuator are electrically connected to form a power supply circuit; and a program unit, including a timer electrically connected to the switch unit, when the timer works, the switch unit is closed to turn on the power supply circuit, and the linear actuator is powered; when the timer stops working, the switch unit is open to disconnect the power supply circuit, and the linear actuator stops being powered, which makes the infusion device have multiple different infusion modes and improves user experience.
A driving mechanism of a drug infusion device, which comprises: at least one driving unit and at least one driving wheel, the driving unit, moving in the driving direction, can drive the driving wheel to rotate; a linear actuator, electrically connected with the driving unit, pulling the driving unit to move in the driving direction after being powered; a switch unit group, at least comprising a first switch unit and a second switch unit, the first switch unit electrically connected with the linear actuator; a power supply, the power supply, the switch unit group and the linear actuator are electrically connected to form a power supply circuit that supplies power to the linear actuator; when the linear actuator is powered, the driving unit implements driving, and the driving unit can trigger a first signal, indicating the end point of the driving direction, the first switch unit receiving the first signal to turn off to cut off the power to the linear actuator; and a program unit, including a timer electrically connected to the second switch unit, the timer controlling the second switch unit to turn off to cut off the power supply circuit, reducing the power consumption of the infusion device.
A patch-type drug infusion device comprising a control structure (100) provided with multiple first fastening portions (102) and first electrical contacts (103); and an infusion structure (110) including a case, a power supply (133), a flexible circuit board, and an elastic conductor (136), and provided with multiple second electrical contacts (113) and second fastening portions (112) that cooperate with the first fastening portions, the first fastening portions and the second fastening portions are fastened, the first electrical contacts connect with the corresponding second electrical contacts, making the structure more compact and improving the space utilization rate inside the infusion structure.
A compact patch-type drug infusion device comprising a control structure (100) provided with multiple first fastening portions (102) and first electrical contacts (103); and an infusion structure (110) including a case, a power supply (133), multiple three-dimensional circuits, and an elastic conductor (136), and provided with multiple second electrical contacts (113) and second fastening portions (112) that cooperate with the first fastening portions, the first fastening portions and the second fastening portions are fastened, the first electrical contacts connect with the corresponding second electrical contacts, making the structure more compact and improving the space utilization rate inside the infusion structure.
A patch-type drug infusion device, comprising: a control structure provided with multiple first fastening portions and first electrical contacts; and an infusion structure (110) including a case, with multiple second electrical contacts (113) exposed on the surface of the case and second fastening portions (112) that cooperate with the first fastening portions, when the control structure and the infusion structure (110) are assembled with each other, the first fastening portions and the second fastening portions (112) are fastened, the first electrical contacts and the corresponding second electrical contacts (113) press against each other, thereby electrically connecting the control structure and the infusion structure (110), which helps to optimize the internal circuit design and improve the reliability of the electrical connection thereof.
A patch-type drug infusion device, comprising: a control structure (100) provided with multiple first fastening portions (102) and first electrical contacts (103); and an infusion structure (110), including a case, provided with multiple second electrical contacts (113) and second fastening portions (112) that cooperate with the first fastening portions, an outward extending portion (116) provided on the case, and a block (117) is provided on the outside of the outward extending portion, the first fastening portions and the second fastening portions are fastened, making the control structure and the infusion structure assembled together, the first electrical contacts connect with the corresponding second electrical contacts. The block can prevent the control structure from detaching from the infusion structure.
Infusion needle structure of drug infusion device comprises: an infusion needle (130) including a front end (130a) and a back end (130b); a needle holder (120) provided with at least one auxiliary fastener (122); one fastening portion (150), arranged inside the infusion device, cooperates with the auxiliary fastener (122) to lock the needle holder (120) in the working position; an unlock hole (170) provided on the needle holder (120) or on the housing (100) of the infusion device; and an unlock rod (180) that can be inserted into the unlock hole (170) and pushed, thus releasing and resetting the needle holder (120). The infusion needle (130) can be reset and released when the infusion device is during replacement.
A needle mechanism module for drug infusion device, comprises: an infusion needle (130), provided with a front end (130a) and a rear end (130b); a needle holder (120), the infusion needle (130) being arranged on the needle holder (120), including an initial position, a working position, and an intermediate position set between the initial position and the working position; and a first engaging portion (140), engaged with the needle holder (120) to limit the position of the needle holder (120). When the needle holder (120) is at the intermediate position, the front end (130a) is connected with the drug storage unit (1110) of the infusion device, to balance the internal and external pressures, and the rear end (130b) is not inserted into the skin, when active the infusion unit, the drug can flow into the infusion needle (130), prime the fluid path and exhaust all the air from the infusion needle (130), preventing air from being infused into subcutaneous, which eliminates safety hazards and improves user experience.
A needle mechanism module for drug infusion device, comprising: an infusion needle (130), provided with a front end (130a) and a rear end (130b); a needle holder (120), provided with at least an auxiliary engaging part (122), the infusion needle (130) being arranged on the needle holder (120), when the needle holder (120) is at the working position, the rear end (130b) is inserted into the skin, and the front end (130a) is connected to the drug storage unit (1110) of the infusion device; an auxiliary engaging portion (150), arranged within the infusion device, engaged with the auxiliary engaging part (122) to limit the needle holder (120) at the working position; and a stopper (110), arranged on the housing of the infusion device, when the needle mechanism module is at intermediate position, the stopper (110) limits the position of the needle holder (120), the front end (130a) is connected with the drug storage unit (1110) of the infusion device, to balance the internal and external pressures, when the infusion unit is activated, the drug can enter the infusion needle (130) to prime the fluid path and exhaust all the air from the infusion needle (130), preventing air from being infused into subcutaneous, which eliminated safety hazards and improved user experience.
A unilaterally driven drug infusion device, comprising: a reservoir, a piston and a screw, the piston connected with the screw and arranged in the reservoir; a driving unit including rotating shaft and driving member, and the driving member includes driving end; driving wheel provided with wheel teeth; a linear actuator and a reset unit respectively connected to the driving member; and at least two blocking walls, arranged at one side of the driving unit to limit the advancing position of the driving unit..
A closed-loop artificial pancreas insulin infusion control system, includes: a detection module (100); a program module (101) is configured to obtain the insulin dose infused per day by users; an infusion module (102), connected to and controlled by the program module (101), is configured to infuse insulin required according to the data of the current insulin infusion dose; and a motion sensor configured to sense the user's physical activity status which can be sent to the program module (101) and is one of the variable factors of the total daily dose algorithm or the current insulin infusion algorithm. This system can automatically detect the physical condition of the user and accurately calculate the TDD value and the current insulin infusion dose, enhancing user experience.
A61M 5/172 - Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters electrical or electronic
A61B 5/145 - Measuring characteristics of blood in vivo, e.g. gas concentration, pH-value
G16H 20/17 - ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance relating to drugs or medications, e.g. for ensuring correct administration to patients delivered via infusion or injection
A body fluid analyte detection device, comprising: a transmitter (12), provided with at least one first snap-fit part (121); a bottom shell (10), provided with a second snap-fit part (101) corresponding to the first snap-fit part, the transmitter being assembled on the bottom shell by mutual snap fitting of the first snap-fit part and the second snap-fit part, the bottom shell comprising a fixing part and a force application part, and the fixing part being fixed and applying a force to the force application part in a direction to disable the bottom shell, so that the first snap-fit part and the second snap-fit part are separated from each other, and then the bottom shell and the transmitter are separated; a battery (208), used for supplying power to the transmitter; a sensor (11), used for detecting body fluid analyte parameter information and electrically connected to the transmitter to transmit a parameter signal; and a waterproof structure, used for preventing water drops from entering an electric connection area. The usage reliability of the body fluid analyte detection device is improved, and the convenience in usage of a user is improved.
A body fluid analyte detection apparatus. Applying a force to a force applying portion of a bottom case (10) in one direction can make the bottom case fail, and then separate the bottom case (10) and a transmitter (12) from each other. Before the bottom case is mounted to a human body, the bottom case is fixed together with a mounting unit (1000) by means of a snap-fit portion (101, 1001). Operation steps of a user when separating the bottom case from the transmitter are reduced, and the failure rate of the bottom case before being mounted to the human body is also reduced, thereby improving the user experience, and enhancing the reliability of the body fluid analyte detection apparatus.
A high-reliability analyte detection device, comprising: a bottom shell (10); a sensor (113), with the sensor (113) being assembled on the bottom shell (10), the sensor (113) comprising a signal output end (113a, 213a, 313a, 413a) and a detection end (113b, 213b), wherein the signal output end (113a, 213a, 313a, 413a) is provided with at least two mutually insulated first electrical connection areas (116, 116a, 116b, 116c, 216a, 216b, 216c, 316a, 316b, 316c, 416a, 416b, 416c, 516, 516a, 516b, 516c), and the signal output end (113a, 213a, 313a, 413a) is curved or bent toward the bottom surface of the bottom shell (10); a transmitter (12), with the transmitter (12) and the bottom shell (10) being engaged with each other, and the transmitter (12) being provided with at least two mutually insulated second electrical connection areas (122, 122a, 122b, 122c, 222a, 222b, 222c, 322a, 322b, 322c, 422, 422a, 422b, 422c, 522, 522a, 522b, 522c) which correspond to the first electrical connection areas (116, 116a, 116b, 116c, 216a, 216b, 216c, 316a, 316b, 316c, 416a, 416b, 416c, 516, 516a, 516b, 516c), wherein the first electrical connection areas (116, 116a, 116b, 116c, 216a, 216b, 216c, 316a, 316b, 316c, 416a, 416b, 416c, 516, 516a, 516b, 516c) are electrically connected to the corresponding second electrical connection areas (122, 122a, 122b, 122c, 222a, 222b, 222c, 322a, 322b, 322c, 422, 422a, 422b, 422c, 522, 522a, 522b, 522c); and an elastic member (114, 214, 514), with the signal output end (113a, 213a, 313a, 413a) being in contact with the elastic member (114, 214, 514). By means of such a design, the reliability of an electrical connection inside a detection device is improved, thereby avoiding data loss and enhancing the user experience.
A highly integrated analyte detection device (10). The transmitter (103) is composed of a shell (1031), a cover body (1035), a circuit module (1033) and an electrical connection module (1034). The circuit module (1033) is fixedly connected with the shell (1031), one end of the electric connection module (1034) is fixedly connected with the circuit module (1033), the other end extends to the outside through the through hole (10311) on the shell (1031), and is electrically connected with other structural parts. The sealing material is filled between the electric connection module (1034) and the through hole (10311), and the cover body (1035) and the shell (1031) are clamped together to form a seal for the circuit module (1033), which makes the transmitter (103) structure simpler. The shell (1031) and the circuit module (1033) can be processed separately and then assembled. The production process is less difficult and the production cost is reduced at the same time.
An installation unit (100) of an analyte detection device, comprising: a sensor unit (50), which is provided near a front end of the installation unit (100); a trigger component, prior to starting the trigger component, the installation unit (100) does not perform an installation action; an auxiliary needle module (20), which is used to prick the in vivo part (5042) of a sensor (504) under the skin; a parallel slider module (30), which is used to carry the sensor unit (50); a base (10), which is embedded in the installation unit (100) from the front end of the installation unit (100); an elastic assembly (90), which is sleeved on the auxiliary needle module (20); and an outer casing (80), which is used to carry the trigger component, the auxiliary needle module (20), the parallel slider module (30), and the base (10). The installation unit (100) has a simple and compact structure, a small size, low production and fabrication costs, and is convenient for users to use.
A bilaterally driven closed-loop artificial pancreas, comprising: a detection module (100); an infusion module (102), including: a drug storage unit (1150); a screw (1170) and a driving wheel (1130) provided with wheel teeth, the driving wheel (1130) drives the screw (1170) and the screw (1170) pushes a piston (1160); a driving unit (1100) cooperating with the driving wheel (1130), the driving unit (1100) includes at least two driving portions (1110); a power unit (1180) connected to the driving unit (1100), the power unit (1180) outputs two forces in two directions on the driving unit (1100); and a program module (101). And the power unit (1180) is controlled by the program module. The artificial pancreas has higher infusion efficiency and can enhance user experience.
patents
