Devices, systems, and methods for a valve for a medical device. The valve may include a valve stem. An elongate body of the valve stem may include a first opening and a second opening fluidly coupled to one another via a lumen. The valve stem may include a first seal and a second seal extending circumferentially around the elongate body. The elongate body, the first seal, and the second seal may be formed from a single material. The single material may be a thermoplastic elastomer or other suitable material. The valve stem may include recessed portion proximate the seals of the valve stem to facilitate bending or flexing of the seals as the valve stem translates within a valve well.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
The present disclosure provides a tissue debridement device and describes an example treatment for ANP using the tissue debridement device. The tissue debridement device has a sheath, a distal tip, and a plurality of rotating tines coupled to the distal tip and the sheath. The distal tip can be adjusted to be closer or further from the sheath to change a diameter of the rotating tines, thereby changing a cutting diameter of the tissue debridement device.
An assembly for a closure device includes a cap with a distal portion having a recess to receive tissue and a proximal portion fitting over a face of an endoscope. The proximal portion includes fold(s) between a first region and a first end of a second region. The cap expands from a collapsed state in which an angle of the first region relative to a longitudinal axis of the endoscope is at a minimum to an expanded state in which the angle is increased. Based on the angle and reflectivity of the first region, an endoscopic camera on the face is provided an increased field of view in the expanded state relative to the collapsed state. The device captures tissue when the cap is in the expanded state via an actuation mechanism extending through a channel of the endoscope into the distal portion.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
A61B 17/128 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord for applying or removing clamps or clips
A61B 1/018 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor characterised by internal passages or accessories therefor for receiving instruments
A61B 17/00 - Surgical instruments, devices or methods, e.g. tourniquets
4.
EXPANDABLE DEVICES AND SYSTEMS FOR NAVIGATING TORTUOUS BODY PASSAGES
Devices and systems facilitating navigation through a body passage, particularly a tortuous body passage. An expandable member (130) is mounted with respect to an element of the device or system and is shiftable from a delivery configuration to an expanded configuration. In the expanded configuration, the expandable member facilitates navigation of the device and/or system through a tortuous section of the body passage. The expandable member may include an expandable basket-like element formed of one or more elements shiftable from a generally elongated configuration when the expandable member is in the delivery configuration to a curved or bowed configuration when the expandable member is in the expanded configuration. Additionally or alternatively, the expandable member may include an inflatable balloon. The system includes a delivery device (120) and a locator element (110) to a target site to be identified from a remote location.
BOSTON SCIENTIFIC MEDICAL DEVICE LIMITED (Ireland)
Inventor
Sharma, Deepak Kumar
Singh, Rajivkumar
G, Sharath Kumar
Smith, Paul
Abstract
A medical device, comprising a handle, wherein the handle includes a movable body and a stationary body; an end cap, the end cap comprising an inner cap and an outer cap, wherein the inner cap is coupled to the movable body by a control element such that movement of the movable body relative to the stationary body extends the inner cap relative to the outer cap; and a patch disposed between the inner cap and the outer cap such that movement of the inner cap relative to the outer cap at least partially deploys the patch.
A61B 17/00 - Surgical instruments, devices or methods, e.g. tourniquets
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
6.
DEVICES, SYSTEMS, AND METHODS FOR MOVING AND/OR HOLDING ANATOMICAL STRUCTURES IN APPOSITION
An apposition device having a first elongate element movably coupled with a second elongate element. The second elongate element is deployable distal to the structures to be apposed, in a position transverse to the first elongate element. The first elongate element may be pulled to pull the second elongate element to move the structures into apposition. A third element may be positioned proximal to the structures to hold the structures in apposition. The third element may be a ratcheting element fixable in place with respect to the first elongate element. The apposition device may be deployed with a fine gauge needle. The second elongate element may be deployed from a side port in the needle facilitating deployment, and/or movement of the second elongate element with respect to the first elongate element and into a deployment configuration. Such arrangement may allow control of the first elongate element independent of the needle.
A61B 17/04 - Surgical instruments, devices or methods, e.g. tourniquets for closing wounds, or holding wounds closed, e.g. surgical staples; Accessories for use therewith for suturing wounds; Holders or packages for needles or suture materials
7.
THROMBECTOMY SYSTEM INCLUDING A ROLLER PUMP ACTUATED VALVE
Thrombectomy catheter and pump assemblies for controlling a flow of effluent from a thrombectomy catheter. An illustrative assembly may a thrombectomy catheter (58), a pump (240), a connection manifold assembly (62) positioned between the thrombectomy catheter and the pump, an effluent return tube (66) fluidly coupled to the thrombectomy catheter and the connection manifold assembly, an effluent collection bag (28), an effluent waste tube (68) fluidly coupled to the connection manifold assembly and the effluent waste bag, and a spool valve (400) positioned in line with the effluent waste tube.
An applicator of a clip system includes an elongated member and a bushing coupled to a distal end of the elongated member and a coupling movably attached to the bushing. A capsule is coupled to the coupling via a coupling member hooked over a hook of the coupling. Proximal ends of clip arms are received within the capsule and a core member received between and connected to the proximal ends of the arms includes a projection and a failure point distal of the projection. The core member is coupled to a control member so that movement of the control member relative to the elongated member opens and closes the arms. The projection is configured so that, when the clip is clipped over tissue, the coupling is drawn into the body and the projection drives the coupling member radially outward off the hook to free the capsule.
An example medical device includes a container and tube set arranged and configured to couple to an endoscope, a first gas supply, and a second gas supply for use in an endoscopic procedure. The container and tube set includes a container having an interior volume configured to contain a fluid, a gas supply tube having a first end and a second end in fluid communication with the interior volume of the container, and a coupling mechanism having a first end and a second end, wherein the first end of the coupling mechanism is configured to engage with the second end of the gas supply tube and the second end of the coupling mechanism is configured to engage with both the first gas supply and the second gas supply interchangeably.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
A61B 1/015 - Control of fluid supply or evacuation
A61B 1/12 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with cooling or rinsing arrangements
A61M 39/12 - Tube connectors or tube couplings for joining a flexible tube to a rigid attachment
In some aspects, the present disclosure pertains to a system for forming a radiopaque product that comprises an iodinated compound comprising one or more diene containing moieties and a multi-arm polymer comprising a plurality of dienophile containing moieties, wherein the diene containing moieties of the iodinated compound couple with the dienophile containing moieties of the multi-arm polymer through a Diels-Alder reaction. Other aspects of the disclosure pertain to crosslinked networks that are formed by combining such an iodinated compound with such a multi-arm polymer, whereupon the diene containing moieties couple with the dienophile containing moieties through a Diels-Alder reaction. Still other aspects of the disclosure pertain to methods of treatment comprising administering to a subject a mixture that comprises such an iodinated compound and such a multi-arm polymer, whereupon the diene containing moieties couple with the dienophile containing moieties by undergoing a Diels-Alder reaction after administration.
Devices, systems, and methods for coupling tubing to a fluid reservoir to provide liquid to an endoscope system. A manifold for coupling to a fluid reservoir and a tubing assembly may include first portion interfacing with an interior of the fluid reservoir and a second portion configured to interface with tubing to be fluidly coupled to the interior of the reservoir. The first portion may include one or more openings to allow gas to pass into the fluid reservoir and liquid to pass out of the fluid reservoir. The second portion may include one or more ports for connecting to tubing that brings gas to the fluid reservoir and receives liquid from the fluid reservoir. The manifold may include a valve that selectively allows gas to pass into the fluid reservoir.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
A61B 1/012 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor characterised by internal passages or accessories therefor
A61B 1/12 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with cooling or rinsing arrangements
12.
SYRINGE DESIGN FOR CYCLING PARTICULATE SUSPENSIONS
The present disclosure pertains to a syringe comprising: a syringe barrel having an open proximal end that opens into an interior having a cylindrical wall and an angled distal surface terminating at an outlet; a plunger rod; and a plunger seal, a proximal end of the plunger seal configured to be attached to a distal end of the plunger rod, and a distal end of the plunger seal configured to be inserted into the interior of the syringe barrel through the open proximal end, the plunger seal forming a seal with the cylindrical wall of the interior of the syringe barrel, and the distal end of the plunger seal terminating at an angled distal surface, wherein the angled distal surface of the syringe barrel is more acute than the angled distal surface of the plunger seal. The present disclosure also pertains to kits containing such a syringe.
A valve assembly for a medical device including a container including a first region and a second region, a first fluid inlet fluidly coupled to the first region, a second fluid inlet fluidly coupled to the second region, and a piston assembly disposed within the container. The container is configured to house an agent within the second region, the first fluid inlet is configured to deliver a first portion of pressurized fluid to the first region at a first pressure level, and the second fluid inlet is configured to deliver a second portion of pressurized fluid to the second region at a second pressure level that is less than the first pressure level. The piston assembly includes a valve configured to move from a first position to a second position in response to the piston assembly moving relative to the container.
A medical device system (100) may include a control unit (175) comprising one or more processors that implement an algorithm to enhance images obtained by a medical device (101). The one or more processing boards perform the steps of: receiving a first image from the first viewing element; determining a current illumination value of the first image; determining a first difference between the current illumination value and a target high illumination value if the current illumination value is greater than the target high illumination value; determining a second difference between the current illumination value and a target low illumination value if the current illumination value is less than the target low illumination value; generating a new illumination value, using at least one of the first difference and the second difference; and converting the new illumination value to a first voltage value for application to one or more illuminators of the medical device.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
A61B 1/06 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
15.
BEACON DEVICES, SYSTEMS, AND METHODS FOR MEDICAL PROCEDURES
A locator system having a flexible elongate delivery device, such as a flexible guidewire, advanced to a target site separately from the beacon element of the system. The beacon element may be configured to not extend beyond the perimeter of a housing on which the beacon element is mounted, thereby reducing the overall cross-sectional profile of the beacon portion of the system. The beacon element may be mounted with respect to the housing to be imaged in a direction transverse to the longitudinal axis of the system. The beacon element may include one or more LED's or other element imageable from a location separate from the target site.
A61B 1/018 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor characterised by internal passages or accessories therefor for receiving instruments
A61B 1/273 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for the upper alimentary canal, e.g. oesophagoscopes, gastroscopes
A61B 1/313 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for introducing through surgical openings, e.g. laparoscopes
16.
DEVICES IMPLANTABLE ACROSS DYNAMIC ANATOMICAL PASSAGES AND ASSOCIATED SYSTEMS AND METHODS
An implantable medical device having at least one compliant retention member configured not only to resist migration of the device with respect to its deployment site, but also to conform to anatomical forces applied thereto. The retention member may present a convex tissue-contacting surface to tissue at the deployment site and to which anatomical forces may be applied. The retention member may be compressible upon application of radially-inwardly directed anatomical forces thereto, but is sized, shaped, configured, and/or dimensioned to withstand forces tending to cause migration of the implantable medical device even when being compressed radially-inwardly. As such, the implantable medical device withstands forces applied thereto without building up internal stresses which may result in material fatigue.
An implantable medical device is adapted to be implanted at an implantation site within the vasculature and is capable of being implanted at the implantation site within the vasculature at more than one position relative to the implantation site. This may include a relative axial position and/or a relative rotational position. The implantable medical device includes an expandable frame that is adapted to expand from a collapsed configuration for delivery to an expanded configuration for deployment, and one or more radiopaque markers disposed relative to the expandable frame such that fluoroscopic imaging of the implantable medical device during deployment provides an indication of a position of the implantable medical device relative to the implantation site. The implantable medical device may be a replacement cardiac valve such as a replacement aortic valve, for example.
BOSTON SCIENTIFIC MEDICAL DEVICE LIMITED (Ireland)
BOSTON SCIENTIFIC SCIMED, INC. (USA)
Inventor
Sharma, Deepak Kumar
Gibson, Charles
Scutti, James
G., Sharath Kumar
Garcia, Juan Pablo Ortiz
Abstract
A guidewire assembly (100) may include a handle assembly (104) including: a handle body; a shaft (102) extending through the handle body; and an actuator (634). The guidewire assembly may further include a tube (105) extending distally from the handle assembly and including a proximal portion and a distal portion: and an interior body (401) extending from the handle assembly through the tube to the distal portion of the tube, wherein the interior body is coupled to the shaft. The shaft may be configured to move longitudinally through the handle body as the actuator is rotated to move interior body longitudinally through the tube.
An elevator of a medical device may comprise: a plurality of segments joined together by at least one hinge, and a control element coupled to at least one segment of the plurality of segments. A first segment of the plurality of segments may be a discrete structure. Proximal or distal movement of the control element may be configured to move the at least one segment of the plurality of segments relative to another of the plurality of segments.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
The disclosure provides a tissue lumen stent that has an elongated tubular configuration and a foreshortened configuration in which the upstream, the downstream, or both the upstream and downstream ends expand radially into flanged and/or flared structures while the region therebetween is generally cylindrical. The upstream flange structure has a larger maximum lateral dimension, axial width and/or axial radius than that of the downstream flange structure and may include an inclined portion having an axial length at least as long as a maximum diameter of the saddle region when the body is in the foreshortened configuration.
A61F 2/848 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents having means for fixation to the vessel wall, e.g. barbs
A61F 2/90 - Stents in a form characterised by wire-like elements; Stents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
21.
GRAPHICAL USER INTERFACE FOR INTRAVASCULAR ULTRASOUND CALCIUM DISPLAY
The present disclosure provides a graphical user interface (GUI) arranged to convey information related to the IVUS images and calcium detected in a vessel represented in the IVUS images. The GUIs can be generated to include a cross-section view and an interactive longitudinal view of the vessel include an indication of the location of the calcium relative to the longitudinal axis of the vessel.
A medical implant for occluding a left atrial appendage includes an expandable framework configured to shift between a collapsed configuration and an expanded configuration. The expandable framework includes a plurality of interconnected struts and a plurality of anchor members extending radially outward from the plurality of interconnected struts in the expanded configuration. Each anchor member of the plurality of anchor members includes a base portion fixedly attached to the plurality of interconnected struts and an anchor tip portion. The anchor tip portion includes a central penetrating element and at least one tissue support element extending outward from the central penetrating element. The at least one tissue support element is configured to be non-penetrating.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
23.
TREND LINES FOR SEQUENTIAL PHYSIOLOGICAL MEASUREMENTS OF VESSELS
The present disclosure provides to identify regions of a cardiac cycle based on pressure measured intravenously during a procedure and to derive a fractional flow reserve from the measured pressure during the identified regions. Further the disclosure provides to derive a trend line of the derived fractional flow reserve while the patient in undergoing a procedure, such as a pre-percutaneous coronary intervention.
A61B 5/02 - Measuring pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography; Heart catheters for measuring blood pressure
A61B 5/0215 - Measuring pressure in heart or blood vessels by means inserted into the body
A61B 5/00 - Measuring for diagnostic purposes ; Identification of persons
24.
INTRAVASCULAR ULTRASOUND CO-REGISTRATION WITH ANGIOGRAPHIC IMAGES
The present disclosure provides to co-register an external image of a vessel to IVUS images captured within the vessel and provides graphical user interfaces to facilitate modification to the co-registration. Notably, the present disclosure provides for the co-registration even when the IVUS images are captured before the external image or before co-registration is initiated with the external image.
A system for treating a vascular region includes an elongate catheter shaft having a distal end region, with an inner lumen formed in the elongate shaft and a fluid delivery lumen formed in the elongate shaft adjacent to the inner lumen. A treatment core is disposable within the inner lumen, and has one or more ultrasound transducers disposable adjacent to the distal end region of the elongate catheter shaft, the one or more ultrasound transducers including a proximal-most ultrasound transducer. The fluid delivery lumen is adapted such that fluid passing through the fluid delivery lumen exits the fluid delivery lumen at a position proximal to the proximal-most ultrasound transducer.
The present disclosure provides a graphical user interface (GUI) arranged to convey information related to the IVUS images and stents detected in a vessel represented in the IVUS images. The GUIs can be generated to include a cross-section view and an interactive longitudinal view of the vessel including an indication of the stent location relative to the longitudinal axis of the vessel.
The present disclosure provides to process intravascular ultrasound (IVUS) images to identify key frames such as the proximal key frame, a distal key frame, and a minimal key frame from the IVUS images based on the raw lumen area, vessel area, and plaque burden. Ones of the key frames can be re-identified based on manipulation of other ones of the key frames.
A61B 8/08 - Detecting organic movements or changes, e.g. tumours, cysts, swellings
A61B 5/02 - Measuring pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography; Heart catheters for measuring blood pressure
A61B 8/12 - Diagnosis using ultrasonic, sonic or infrasonic waves in body cavities or body tracts, e.g. by using catheters
A61B 8/00 - Diagnosis using ultrasonic, sonic or infrasonic waves
A61B 5/107 - Measuring physical dimensions, e.g. size of the entire body or parts thereof
28.
GRAPHICAL USER INTERFACE FOR INTRAVASCULAR ULTRASOUND AUTOMATED LESION ASSESSMENT SYSTEM
The present disclosure provides a graphical user interface (GUI) arranged to convey information related to the IVUS images and lesion assessment and provide for the user to manipulate the information. The GUIs can be generated to include a cross-section view without assessments post recording of IVUS images and to depict assessments after navigation through frames of the IVUS images.
A system includes a medical device and computer-readable media storing instructions that, when executed by a processor, cause operations to be performed, including: receiving a three-dimensional (3D) image of anatomy, processing the 3D image to extract a 3D model identifying anatomical structures of interest, receiving images captured by an imaging device of the medical device as the medical device is navigated through a body lumen to a target site, including a current image of the target site, receiving medical device spatial information from a position sensing system including a transmitter/receiver in or on the medical device, processing the images and spatial information to generate a 3D surface map of the body lumen, registering the 3D model to the patient using the map and spatial information, and generating and displaying a graphical user interface overlaying a representation of a position/ trajectory of the anatomical structures of interest on the current image.
A system for delivering a replacement heart valve implant may include a handle and a valve capsule, an inner shaft extending from the handle to the capsule, an outer sheath over the inner shaft and extending from the handle to the capsule, a positioning sheath over the outer sheath and extending from the handle, a guide tube within the handle, and a distal hub attached to the positioning sheath. The distal hub may be disposed within and movable relative to the guide tube via rotation of the positioning sheath. A method of manufacturing the system may include positioning proximal and distal hubs within the guide tube, setting a first predetermined distance between proximal and distal capsule portions, moving the positioning sheath relative to the outer sheath to set a second predetermined distance between the hubs, and securing the distal hub within the guide tube at the second predetermined distance.
Devices, systems, and methods for mitigating leakage from connectors and tubing of an endoscope system when the connectors and or tubing are disconnected from fluid ports of the endoscope system. A tubing assembly for connecting a fluid line to an endoscope and a fluid source may include an elongate tube having a lumen, a connector coupled to an end of the elongate tube and having a port in fluid communication with the lumen, and a fluid control component configured to selective adjust fluid flow through the lumen and the port. The fluid control component may be located in one or more of a cover for the fluid source, the tubing, the connector, and/or other components in fluid communication with the lumen. The fluid control component may be a valve. The valve may be manually actuated from a closed position to an opened position.
B05B 7/24 - Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with means, e.g. a container, for supplying liquid or other fluent material to a discharge device
B05B 9/04 - Spraying apparatus for discharge of liquid or other fluent material without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pump
B05B 12/00 - Arrangements for controlling delivery; Arrangements for controlling the spray area
B05B 7/12 - Spray pistols; Apparatus for discharge designed to control volume of flow, e.g. with adjustable passages
F16K 7/06 - Diaphragm cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage with tubular diaphragm constrictable by external radial force by means of a screw-spindle, cam, or other mechanical means
F16K 3/26 - Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members with fluid passages in the valve member
A61B 1/015 - Control of fluid supply or evacuation
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
An implantable medical device such as but not limited to a left atrial appendage closure (LAAC) device includes an expandable frame that is movable between a collapsed configuration for delivery and an expanded configuration for deployment. The expandable frame may include a plurality of frame members that are biased into the expanded configuration. The expandable frame may include a biasing member. The LAAC device includes a membrane or covering that spans across an end of the expandable frame.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
33.
ENDOPROSTHESIS AND METHODS FOR TREATING NON-THROMBOTIC ILIAC VEIN LESIONS
An endoprosthesis for preventing collapse of a vein may include an expandable framework configured to shift between a radially collapsed configuration and a radially expanded configuration, and a plurality of anchoring legs extending axially away from a first end of the expandable framework. The plurality of anchoring legs may be configured to shift between a delivery configuration and a deployed configuration. In the deployed configuration, the plurality of anchoring legs may be configured to extend radially outward of the expandable framework in the radially expanded configuration. A system for preventing collapse of a vein may include a delivery catheter having a lumen, an endoprosthesis disposable within a distal portion of the lumen in a radially collapsed configuration, and at least one filament coupled to the plurality of anchor legs of the endoprosthesis and extending within the lumen of the delivery catheter.
An implantable medical device system having at least two implantable medical devices coupled together with a connector while implanted at a common anatomical region. The connector allows the implantable medical devices to anchor one another in place at respective deployment sites. Moreover, the connector may function as a safety device by causing one implantable medical device to migrate upon migration of another implantable medical device. For instance, if migration of an implantable medical device causes a structural change in the common anatomical region, such change may be generally reversible upon migration of the other implantable medical device as a result of the implantable medical devices being coupled via the connector.
A61B 17/04 - Surgical instruments, devices or methods, e.g. tourniquets for closing wounds, or holding wounds closed, e.g. surgical staples; Accessories for use therewith for suturing wounds; Holders or packages for needles or suture materials
A61B 17/11 - Surgical instruments, devices or methods, e.g. tourniquets for closing wounds, or holding wounds closed, e.g. surgical staples; Accessories for use therewith for performing anastomosis; Buttons for anastomosis
A61F 5/00 - Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices
35.
CANNULATION DEVICES FOR ENDOSCOPIC RETROGRADE CHOLANGIOPANCREATOGRAPHY (ERCP)
A cannulation device is adapted to gain access to the patient's common bile duct (14). In some instances, the cannulation device includes a first guidewire lumen (34) extending through an elongate shaft and terminating at a first oblique guidewire port (36), and a second guidewire lumen (38) extending through the elongate shaft and terminating at a second oblique guidewire port (40). In some instances, the cannulation device includes an inflatable balloon (72,80,92) that is inflatable from a collapsed configuration to an expanded configuration in which the inflatable balloon is adapted to occlude the patient's pancreatic duct (16). In some instances, the cannulation device includes an expandable element (118,140) that is expandable from a collapsed configuration in which the expandable element is disposed within the guidewire lumen and an extended configuration in which a portion of the expandable element extends distally from a guidewire port.
Methods and systems for coupling gas and water supply tubes to a container. An illustrative container and tube set may comprise a container configured to contain a fluid, the container having a bottom portion and a top portion, a fluid supply tube (245c) including a first end, a second end, and a first lumen, a gas supply tube (240c) including a first end, a second end, and a second lumen, and a weight (500) coupled to the first end of the fluid supply tube (245c) and a first end of the gas supply tube (240c). The first lumen may be in selective fluid communication with the bottom portion of the container and the second end of the fluid supply tube (245c) positioned external to the container. The second lumen may be in operative fluid communication with the container and the second end of the gas supply tube (240c) is positioned external to the container.
B05B 7/24 - Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with means, e.g. a container, for supplying liquid or other fluent material to a discharge device
B05B 12/00 - Arrangements for controlling delivery; Arrangements for controlling the spray area
B05B 9/04 - Spraying apparatus for discharge of liquid or other fluent material without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pump
A61B 1/015 - Control of fluid supply or evacuation
Methods and systems for supplying gas and water to an endoscope system. An illustrative container assembly (500) comprise a container (502) configured to contain a fluid and having a bottom portion and a top portion, a lens water supply tube (536) including a first end, a second end, and a first lumen extending therethrough, a gas supply tube (534) including a first end, a second end, and a second lumen extending therethrough, a port (506) positioned adjacent to the top portion of the container (502), and a flexible tube (516) including a first end coupled to the top portion of the container (502), a second end, and a third lumen extending therethrough. The third lumen of the flexible tube (516) may be configured to be in selective fluid communication with the interior of the container (502).
B05B 7/24 - Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with means, e.g. a container, for supplying liquid or other fluent material to a discharge device
B05B 9/04 - Spraying apparatus for discharge of liquid or other fluent material without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pump
B05B 12/00 - Arrangements for controlling delivery; Arrangements for controlling the spray area
A61B 1/015 - Control of fluid supply or evacuation
B67D 7/00 - Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
Methods and systems for breaking down an intravascular lesion. An illustrative method may comprise advancing a catheter through the vasculature to a target location. The catheter may a catheter shaft, an expandable member secured to a distal portion of the catheter shaft, and one or more ultrasound transducers. The method may further comprise activating the ultrasound transducer to emit an ultrasound field directed towards the target location.
A61B 17/22 - Surgical instruments, devices or methods, e.g. tourniquets for removing obstructions in blood vessels, not otherwise provided for
A61B 18/26 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibre; Hand-pieces therefor for producing a shock wave, e.g. laser lithotripsy
39.
MEDICAL DEVICE FOR OCCLUDING A LEFT ATRIAL APPENDAGE
A medical implant for occluding a left atrial appendage may include an expandable framework configured to shift radially between a first configuration and a second configuration, and an occlusive element secured to the expandable framework. The framework includes a plurality of strut groups, each strut group comprising first and second joints, and first, second, and third struts. The first and second struts move laterally from a first position in the first configuration to a second position in the second configuration. The third strut is configured to shift radially from a first position in the first configuration to a second position in the second configuration. The first and second struts and a majority of the third struts of each strut group may be oriented parallel to each other in the first configuration and nonparallel to each other in the second configuration.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
A balloon catheter (10) includes an inflatable balloon (12) and a braiding (14) positioned on an exterior surface of the inflatable balloon. The inflatable balloon includes an intermediate portion (10C), a distal waist (30), and a transition portion (28) between the intermediate portion and the distal waist. At least a portion of the transition portion (28) has a cone angle of at least 40 degrees. The braiding includes a plurality of threads, and a spacing between adjacent threads of the plurality of threads over the distal waist is smaller than a spacing between adjacent threads of the plurality of threads over the intermediate portion. A spacing between adjacent threads of the plurality of threads over the transition portion gradually transitions over the transition portion from the spacing between adjacent threads over the intermediate portion to the spacing between adjacent threads over the distal waist.
A medical device comprises a handle including an actuator, a shaft extending distally from the handle, wherein the shaft includes a lumen, and a distal cap. The distal cap includes a body including a first channel, wherein the first channel is in communication with a distal portion of the lumen, a distal face including an opening, wherein the opening is a distal opening of the channel, and an expandable portion coupled to the body, wherein the expandable portion is configured to expand radially outwards from the body and to retract radially inwards towards the body from an expanded position. The expandable portion includes at least one light.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
A61B 1/018 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor characterised by internal passages or accessories therefor for receiving instruments
A61B 1/06 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
A61B 1/015 - Control of fluid supply or evacuation
A61B 1/05 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances characterised by the image sensor, e.g. camera, being in the distal end portion
A61B 1/07 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements using light-conductive means, e.g. optical fibres
The present disclosure provides to encapsulate the distal components of a scope to form a distal cap assembly, which removes the need for adhesives and potting often used in conventional distal cap assemblies. In particular, the present disclosure provides a spline structure configured to hold the distal end components in a predefined arrangement. The spline structure, along with the distal end components, is inserted into a mold and the spline structure along with the distal end components is encapsulated (e.g., in a polymer using hot melt, or the like) to form a distal cap. The distal cap locks the distal end components into the spline structure and protects the distal end components from moisture and relative movement. As a benefit, the present encapsulation techniques and distal cap assembly is faster to manufacture and provides less room for error than conventional methods.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
A61B 1/05 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances characterised by the image sensor, e.g. camera, being in the distal end portion
A61B 1/06 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
43.
BIOERODIBLE CROSSLINKING HYDROGEL BASED ON MULTI-ARM POLYOXAZOLINES WITH CAGE-LIKE SILICON-OXYGEN CORES
In some aspects, the present disclosure pertains to reactive multi-arm polymers having a cage-like silicon-oxygen core and a plurality of polyoxazoline-containing arms extending from the core, in which the polyoxazoline-containing arms comprise a first end that is covalently attached to the cage-like silicon-oxygen core and a second end comprising a moiety that comprises a reactive end group. In other aspects, the present disclosure pertains to systems that comprise such reactive multi-arm polymers and multifunctional compounds that comprise functional groups that are reactive with the reactive end groups of the reactive multi-arm polymers. Other aspects pertain to medical hydrogels formed by crosslinking such reactive multi-arm polymers with such multifunctional compounds and methods of treatment that comprise administering to a subject a mixture that comprises and such reactive multi-arm polymers with such multifunctional compounds.
According to an aspect, an implant, includes an inflatable member, a pump assembly, a tubular member and a coupling member. The pump assembly is configured to facilitate a transfer of fluid to and from the inflatable member. The coupling member is configured to facilitate a coupling of the tubular member to the pump assembly.
In various aspects, the present disclosure pertains to systems for forming hydrogels that comprise an iodinated polyamino compound and a reactive multi-arm polymer that comprises a plurality of hydrophilic polymer arms having reactive end groups that are reactive with amino groups of the iodinated polyamino compound. Other aspects of the present disclosure pertain to medical hydrogels that are formed by crosslinking the iodinated polyamino compound and the reactive multi-arm polymer of such systems. Further aspects of the present disclosure pertain to medical procedures that can be performed using such systems. Still other aspects of the present disclosure pertain to methods of making iodinated polyamino compounds.
A pressure relief mechanism that includes a first housing including a first body between a first and second wall, a cavity within the first body configured to receive a pressure relief device, a first lip extending from the first wall, and a second lip extending from the second wall. The pressure relief mechanism includes a second housing including a second body between a third and fourth wall, a first projection extending from the third wall, and a second projection extending from the fourth wall. The first projection engages the first lip and the second projection engages the second lip to couple the first and second housing with the pressure relief device enclosed within the cavity. The first and second housing are configured to apply a clamping force along a perimeter of the pressure relief device to seal the pressure relief device between the first and second housing.
In some aspects, the present disclosure pertains to systems for forming a hydrogel that comprise (a) an iodinated polyamino compound and (b) a reactive multi-arm polymer that comprises a plurality of hydrophilic polymer arms having unsaturated end groups that are reactive with amino groups of the iodinated polyamino compound. Other aspects of the present disclosure pertain to medical hydrogels that are formed by crosslinking the iodinated polyamino compound and the reactive multi-arm polymer of such systems. Further aspects of the present disclosure pertain to medical procedures that can be performed using such systems.
Methods and systems for refilling a container during an endoscopic procedure. An illustrative reservoir may be placed in selective fluid communication with a water bottle. The water bottle may form a fluid tight seal with the reservoir to transfer water from the water bottle to the reservoir.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
A61B 1/12 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with cooling or rinsing arrangements
A61B 1/015 - Control of fluid supply or evacuation
B65D 83/14 - Containers or packages with special means for dispensing contents for delivery of liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant
Devices, systems, and methods for connecting tubes to an endoscope. A connector for connecting tubing, such as gas/lens wash tubing, to fluid ports of an endoscope may include a first end that couples with the tubing and a second end for engaging fluid ports of an endoscope. The connector may have a stabilizing component configured to facilitate securing the second end to the endoscope. In some cases, the connector may include a device coupling member configured to couple to the endoscope and a core structure adding stability to the device coupling member and configured to couple to the tubing. In some cases, the stabilizing component may include an actuator and a retention component that adjusts in response to actuation of the actuator.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
A61B 1/015 - Control of fluid supply or evacuation
A medical device includes a handle, including a movable body. The medical device also includes a shaft extending from the handle, and an electrode at a distal end of the shaft. Movement of the movable portion of the handle controls a position of the electrode relative to the distal end of the shaft. At least a portion of the shaft includes a braiding.
A61B 17/00 - Surgical instruments, devices or methods, e.g. tourniquets
A61B 18/00 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
51.
LEFT ATRIAL APPENDAGE CLOSURE PRE-PROCEDURE SYSTEM AND METHODS
This disclosure teaches determining a recommended LAA closure device size based on simulations of deployment of multiple closure devices with the LAA anatomy. Input images of the patient's LAA anatomy are received. Multiple simulations are run providing options of device interaction, closure, and anchoring for multiple anchoring sites and device sizes. Gaps between the simulated deployed devices are analyzed based on leak paths and a recommended closure device size determined based on the simulated gaps.
A61B 34/10 - Computer-aided planning, simulation or modelling of surgical operations
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
A61B 17/00 - Surgical instruments, devices or methods, e.g. tourniquets
A61B 34/20 - Surgical navigation systems; Devices for tracking or guiding surgical instruments, e.g. for frameless stereotaxis
A tissue traction device with a pair of legs biased with respect to each other by a biasing section. The legs may be biased apart and engaged with tissue sites to be separated from each other upon the legs being biased apart from each other. Alternatively, the legs may be biased together, and one leg engaged with tissue cut with respect to a treatment site and the other leg engaged with anchoring tissue spaced apart from the treatment site. The legs are biased together to draw the tissue cut with respect to the treatment site away from the treatment site and towards the anchoring tissue. The tissue traction device may be included in a tissue traction system having a delivery shaft configured to deliver the tissue traction device to a treatment site.
Example medical devices are disclosed. An example medical device includes an outer shaft and an inner shaft extending within the outer shaft. The medical device also includes a balloon including a distal waist coupled to a distal end of the inner shaft, a proximal waist coupled to a distal end of the outer shaft, an inner surface and a wall. The medical device also includes a first interior partition panel disposed within the balloon, wherein the first interior partition panel is coupled to both the outer surface of the inner shaft and an inner surface of the balloon and a second interior partition panel disposed within the balloon, wherein the second interior partition panel is coupled to both the outer surface of the inner shaft and an inner surface of the balloon. Further, the first interior partition panel is circumferentially spaced away from the second interior partition panel.
Devices, systems, and methods for a suction valve assembly for a medical device. The suction valve assembly may include a valve well and a valve stem. The valve stem may include a first seal, a second seal, and a third seal. The valve stem may include a first opening and a second opening fluidly coupled to one another via a lumen. The valve well may include a proximal opening, a distal opening, and an intermediate opening. The valve stem may be configured to translate within the valve well to adjust between a first configuration in which the third seal is a barrier between the intermediate opening and the distal opening and the lumen is fluidly isolated from the intermediate opening and a second configuration in which the first seal is a barrier between the proximal opening and the intermediate opening and the lumen is isolated from the proximal opening.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
A61B 1/015 - Control of fluid supply or evacuation
55.
CATHETER WITH RAPID EXCHANGE GUIDEWIRE PORT AND METHOD OF MANUFACTURE
A rapid exchange catheter (10) and an associated method of forming a port joint for a rapid exchange catheter are disclosed. The catheter includes an elongate shaft (12), a catheter hub (18) disposed at the proximal end of the elongate shaft, and a guidewire port (34) formed within the elongate shaft at a position distal of the proximal end of the elongate shaft and proximal of the distal end of the elongate shaft. A core wire (40) extends past the guidewire port and includes a distal end region secured to the elongate shaft distal of the guidewire port by virtue of one or more components of the elongate shaft being reflowed around the core wire during manufacture of the rapid exchange catheter.
A medical device includes a tube comprising a lumen extending from a proximal end to a distal end of the tube, a cap at the distal end of the tube having a distal opening corresponding to the lumen, and an imaging system positioned on a distal-facing surface of the cap. The medical device also includes an instrument at least partially disposed in the lumen that is non-removable from the medical device, an instrument actuation mechanism for controlling the instrument, and a single handle connected to the proximal end of the tube and housing the instrument actuation mechanism. The instrument actuation mechanism, to which a proximal end of the instrument is affixed, may be configured to be moved between a first and second position on the single handle to control an extension and retraction of the instrument relative to the tube.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
A61B 1/05 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances characterised by the image sensor, e.g. camera, being in the distal end portion
A61B 1/018 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor characterised by internal passages or accessories therefor for receiving instruments
57.
ANTI-MIGRATION FEATURES OF DEVICES, SYSTEMS, AND METHODS FOR CREATING AN ANASTOMOSIS
An implantable medical device with at least a portion of a wall thereof being coated to prevent fluid flow therethrough, and having one or more uncoated anti-migration features promoting tissue ingrowth therearound. The anti-migration features may be partially-closed or fully closed shapes forming a retention portion transverse to the direction along which migration forces typically impact the implantable medical device at the anatomical site at which the implantable medical device is to be deployed.
A61B 17/11 - Surgical instruments, devices or methods, e.g. tourniquets for closing wounds, or holding wounds closed, e.g. surgical staples; Accessories for use therewith for performing anastomosis; Buttons for anastomosis
A61B 17/00 - Surgical instruments, devices or methods, e.g. tourniquets
An implantable device (100) configured to withstand forces imparted thereto by anatomical structure at a deployment site. The implantable device includes an outer portion (110) and inner portion (120). The outer portion is positioned between the inner portion and the walls of the anatomical deployment site. The outer portion may enclose the inner portion. The outer portion may be a compliant balloon compressible in response to radially-inwardly directed anatomical forces exerted thereon. The inner portion may include one or more portions (120a, 120b) configured to retain the implantable device at the deployment site and to resist migration of the implantable device. The inner portion may be movable with respect to the outer portion. The inner portion may include more than one portions, such portions being movable with respect to each other. A shaft (130) may extend through the device, such as to facilitate inflation of the outer portion and/or positioning of the inner portion.
A61F 5/00 - Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices
A61B 17/11 - Surgical instruments, devices or methods, e.g. tourniquets for closing wounds, or holding wounds closed, e.g. surgical staples; Accessories for use therewith for performing anastomosis; Buttons for anastomosis
BOSTON SCIENTIFIC MEDICAL DEVICE LIMITED (Ireland)
Inventor
Purohit, Hitendra
Sharma, Deepak Kumar
Lydecker, Lauren Sfakis
Smith, Paul
Debnath, Madhurima
Dhanotiya, Aditya
Abstract
A medical device that includes: a first handle coupled to a first sheath; a second handle coupled to a second sheath, wherein at least a portion of the first sheath is disposed within a lumen of the second sheath; and a patch. In a first configuration, the first handle and the second handle may be separated by a first distance, and the patch may be disposed between a distal portion of the first sheath and a distal portion of the second sheath. In a second configuration, the first handle and the second handle may contact one another or may be separated by a second distance, wherein the second distance is smaller than the first distance, and wherein a distalmost end of the second sheath is proximal of a proximal end of the patch.
An end effector having first and second jaws movable between an open configuration and a closed configuration. At least one jaw has a tissue-engaging surface contoured to enhance grasping of tissue between the jaws. For instance, the tissue-engaging surfaces may be contoured to engage tissue along the tissue-engaging surface substantially evenly / uniformly and/or contemporaneously from the distal end to the proximal end of the jaw. The tissue-engaging surfaces may be contoured independently of and/or differently from the jaw's outer surface. The tissue-engaging surfaces of the first and second jaws may be contoured to enclose tissue engaged therebetween.
A61B 17/29 - Forceps for use in minimally invasive surgery
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A stent includes an expandable tubular body formed of one or more interwoven wires, and including a plurality of anti-migration features each having a first end fixed to the tubular body and a second end extending radially outward from an outer surface of the tubular body. The anti-migration features may be formed of a closed loop of one or more of the interwoven wires extending from the outer surface of the tubular body. The closed loops may be formed at the first end, the second end and/or along a medial region of the tubular body. In some instances, the base of the loops may be a cross-over point of the wire(s) forming the closed loop. The wire(s) may be welded at the cross-over point.
A61F 2/848 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents having means for fixation to the vessel wall, e.g. barbs
A61F 2/90 - Stents in a form characterised by wire-like elements; Stents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
A flexible circuit assembly for a medical device, the circuit assembly including a circuit board having at least one bending portion and at least one flat portion, and a mechanical support structure coupled to the circuit board. The mechanical support structure includes a first region and a second region extending distally from the first region. The at least one bending portion of the circuit board is a portion of an arm, the arm extending distally from the flat portion, and the at least one bending portion of the circuit board is coupled to the second region of the mechanical support structure.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
A61B 1/05 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances characterised by the image sensor, e.g. camera, being in the distal end portion
A61B 1/06 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
63.
ANASTOMOSIS ANCHORS FOR DYNAMIC GASTRIC BYPASS DEVICE
MAYO FOUNDATION FOR MEDICAL EDUCATION AND RESEARCH (USA)
Inventor
Mcgowan, Roger W.
Brand, Jessica
Krautkremer, Daniel Lee
Wiedmann, Alexander James
Abu Dayyeh, Barham K.
Cooke, Benjamin Moses
Hedstrom, Burton
Steiner, Leo Joseph
Abstract
A gastric bypass device includes an occlusion device that is adapted to be deployed relative to a patient's pyloric sphincter, an anastomosis anchor that is adapted to be deployed relative to an anastomosis between the patient's stomach and their small intestine, and a tether that extends through the patient's small intestine between the occlusion device and the anastomosis anchor. A dynamic leash may be secured relative to the occlusion device and may work in conjunction with the tether to help hold the occlusion device in place.
A61B 17/04 - Surgical instruments, devices or methods, e.g. tourniquets for closing wounds, or holding wounds closed, e.g. surgical staples; Accessories for use therewith for suturing wounds; Holders or packages for needles or suture materials
A61B 17/11 - Surgical instruments, devices or methods, e.g. tourniquets for closing wounds, or holding wounds closed, e.g. surgical staples; Accessories for use therewith for performing anastomosis; Buttons for anastomosis
64.
OCCLUDER DEVICES FOR DYNAMIC GASTRIC BYPASS DEVICE
MAYO FOUNDATION FOR MEDICAL EDUCATION AND RESEARCH (USA)
Inventor
Mcgowan, Roger, W.
Brand, Jessica
Krautkremer, Daniel, Lee
Wiedmann, Alexander, James
Abu Dayyeh, Barham, K.
Cooke, Benjamin, Moses
Hedstrom, Burton
Steiner, Leo, Joseph
Abstract
A gastric bypass device includes an occlusion device that is adapted to be deployed relative to a patient's pyloric sphincter, an anastomosis anchor that is adapted to be deployed relative to an anastomosis between the patient's stomach and their small intestine, and a tether that extends through the patient's small intestine between the occlusion device and the anastomosis anchor. A dynamic leash may be secured relative to the occlusion device and may work in conjunction with the tether to help hold the occlusion device in place.
A61B 17/04 - Surgical instruments, devices or methods, e.g. tourniquets for closing wounds, or holding wounds closed, e.g. surgical staples; Accessories for use therewith for suturing wounds; Holders or packages for needles or suture materials
MAYO FOUNDATION FOR MEDICAL EDUCATION AND RESEARCH (USA)
Inventor
Mcgowan, Roger W.
Brand, Jessica
Krautkremer, Daniel Lee
Wiedmann, Alexander James
Abu Dayyeh, Barham K.
Cooke, Benjamin Moses
Hedstrom, Burton
Steiner, Leo Joseph
Abstract
A gastric bypass device includes an occlusion device that is adapted to be deployed relative to a patient's pyloric sphincter, an anastomosis anchor that is adapted to be deployed relative to an anastomosis between the patient's stomach and their small intestine, and a tether that extends through the patient's small intestine between the occlusion device and the anastomosis anchor. A dynamic leash may be secured relative to the occlusion device and may work in conjunction with the tether to help hold the occlusion device in place.
A61B 17/04 - Surgical instruments, devices or methods, e.g. tourniquets for closing wounds, or holding wounds closed, e.g. surgical staples; Accessories for use therewith for suturing wounds; Holders or packages for needles or suture materials
A61B 17/11 - Surgical instruments, devices or methods, e.g. tourniquets for closing wounds, or holding wounds closed, e.g. surgical staples; Accessories for use therewith for performing anastomosis; Buttons for anastomosis
A61F 5/00 - Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices
MAYO FOUNDATION FOR MEDICAL EDUCATION AND RESEARCH (USA)
Inventor
Mcgowan, Roger W.
Brand, Jessica
Krautkremer, Daniel Lee
Wiedmann, Alexander James
Abu Dayyeh, Barham K.
Cooke, Benjamin Moses
Hedstrom, Burton
Steiner, Leo Joseph
Abstract
A gastric bypass device includes an occlusion device that is adapted to be deployed relative to a patient's pyloric sphincter, an anastomosis anchor that is adapted to be deployed relative to an anastomosis between the patient's stomach and their small intestine, and a tether that extends through the patient's small intestine between the occlusion device and the anastomosis anchor. A dynamic leash may be secured relative to the occlusion device and may work in conjunction with the tether to help hold the occlusion device in place.
A61B 17/04 - Surgical instruments, devices or methods, e.g. tourniquets for closing wounds, or holding wounds closed, e.g. surgical staples; Accessories for use therewith for suturing wounds; Holders or packages for needles or suture materials
67.
SYSTEMS AND METHODS FOR MULTI-SOURCE MEDICAL IMAGING RECONSTRUCTION
Medical imaging reconstruction of a subject's anatomy may include: monitoring first and second medical imaging data of the subject's anatomy, wherein: the first medical imaging data is captured from within the subject's anatomy by at least one first medical imaging device; the second medical imaging data is captured from outside of the subject's anatomy by at least one second medical imaging device; and at least one of the first medical imaging device or the second medical imaging device is operable to selectively target different regions of the subject's anatomy; and in response to detecting, based on the monitoring, a divergence in the first medical imaging data and the second medical imaging data above a predetermined threshold, updating a medical imaging reconstruction of the subject's anatomy that is based on the first medical imaging data and the second medical imaging data.
A percutaneous circulatory support device includes a housing and an impeller disposed within the housing. The impeller is configured to rotate relative to the housing to cause blood to flow through the housing. A motor is operably coupled to the impeller, and the motor is configured to rotate the impeller relative to the housing. A catheter is coupled to the motor. A collar is coupled to the catheter and disposed proximally relative to the housing. The collar includes an internal chamber, and pressure sensor is disposed within the internal chamber of the collar.
A61B 5/0215 - Measuring pressure in heart or blood vessels by means inserted into the body
A61B 5/00 - Measuring for diagnostic purposes ; Identification of persons
A61M 60/13 - Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient’s body implantable via, into, inside, in line, branching on, or around a blood vessel by means of a catheter allowing explantation, e.g. catheter pumps temporarily introduced via the vascular system
A61M 60/216 - Non-positive displacement blood pumps including a rotating member acting on the blood, e.g. impeller
A61M 60/221 - Non-positive displacement blood pumps including a rotating member acting on the blood, e.g. impeller the blood flow through the rotating member having both radial and axial components, e.g. mixed flow pumps
A61M 60/419 - Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance - Details relating to driving for non-positive displacement blood pumps the force acting on the blood contacting member being permanent magnetic, e.g. from a rotating magnetic coupling between driving and driven magnets
A61M 60/531 - Regulation using real-time patient data using blood pressure data, e.g. from blood pressure sensors
A61M 60/816 - Sensors arranged on or in the housing, e.g. ultrasound flow sensors
69.
IMPLANTABLE MEDICAL DEVICE WITH PRIMARY COVERING AND SECONDARY COVERING
An implantable medical device such as but not limited to a left atrial appendage closure (LAAC) device includes an expandable frame that is movable between a collapsed configuration for delivery and an expanded configuration for deployment, the expandable frame including a proximal portion, a distal portion and an intervening intermediate portion. The expandable frame includes a plurality of anchors extending about a periphery of the expandable frame. A primary covering extends over the proximal portion of the expandable frame and may interact with the plurality of anchors. A secondary covering extends over part of the expandable frame.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
70.
SYSTEMS AND METHODS FOR UTILIZING ARTIFICIAL INTELLIGENCE TO GUIDE A MEDICAL DEVICE
Medical devices and methods for using medical devices are disclosed. An example medical device lock for use with a thrombectomy system includes a body having a lumen extending therein, a first clamping arm pivotably coupled to the body and a second clamping arm pivotably coupled to the body. Additionally, the first clamping arm may be releasably attached to the second clamping arm to clamp a catheter shaft therebetween, wherein clamping the catheter between the first clamping arm and the second clamping arm maintains the catheter shaft in a substantially linear configuration.
A medical device include a polyurethane layer and a hydro-specific layer that is covalently bonded to the polyurethane layer. The polyurethane layer may include a plurality of monomer residues, at least some of which include pendent alkene groups. The hydro-specific layer may be a hydrophilic layer or a hydrophobic layer depending on the specific molecules used to form the hydro-specific layer. As an example, the hydro-specific layer may be covalently bonded to the polyurethane layer via a thiol-ene or alkene hydrothiolation reaction between the plurality of pendent alkene groups and a plurality of thiol-terminated hydro-specific molecules forming the hydro-specific layer.
A valve assembly (100) for a medical device that includes a piston (140) configured to move relative to an enclosure (104) of the medical device, the enclosure including a first region (101) in fluid communication with an agent (102), and a second region (122) in fluid communication with a source of fluid. The piston includes a chamber (146) disposed on a sidewall (144) of the piston which is configured to receive the agent. The piston is configured to move to a first position where the chamber is in fluid communication with the first region and not in fluid communication with the second region such that the agent is received within the chamber, and further configured to move to a second position where the chamber is in fluid communication with the second region and not in fluid communication with the first region, such that the agent within the chamber is mixed with the fluid received in the second region.
An example medical device includes a stent having a radially expanding tubular framework. The radially expanding tubular framework includes a first end region, a second end region, a medial region positioned between the first end region and the second end region, and a lumen extending from the first end region to the second end region. The stent further includes a tubular structure positioned over the medial region, the tubular structure is formed from a bioabsorbable material, and is configured to hold the medial region in a first, compressed configuration. Upon bioabsorption of the tubular structure, the medial region of the tubular framework radially expands to a second, expanded configuration. One of the first end region or the second end region includes a first flange structure.
A61B 17/11 - Surgical instruments, devices or methods, e.g. tourniquets for closing wounds, or holding wounds closed, e.g. surgical staples; Accessories for use therewith for performing anastomosis; Buttons for anastomosis
A61F 2/82 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
A61F 5/00 - Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices
An example medical device may include a stent including a radially expanding tubular framework having a radially outward surface, a radially inward surface, a first end region, a second end region, a medial region positioned between the first end region and the second end region, and a lumen extending from the first end region to the second end region. A first flange structure may be positioned near the first end region, and a second flange structure may be positioned near the second end region. One of the first end region or the second end region may include a third flange structure.
A61B 17/11 - Surgical instruments, devices or methods, e.g. tourniquets for closing wounds, or holding wounds closed, e.g. surgical staples; Accessories for use therewith for performing anastomosis; Buttons for anastomosis
A61F 2/82 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
Catheters configured to substantially simultaneously cut or score a lesion and deliver a pressure wave to the lesion. An illustrative catheter may comprise a catheter shaft, an expandable member secured to a distal portion of the catheter shaft, a cutting member secured to the expandable member, and an ultrasound transducer disposed within the expandable member. Tethers may be attached between the expandable member and the emitter that self-orientate the emitter towards target tissue due to uneven expansion of expandable member due to different compliance between target tissue and surrounding tissue.
A medical implant for occluding a left atrial appendage may include an expandable framework configured to shift between a collapsed configuration and an expanded configuration, and an occlusive element secured to the expandable framework. The expandable framework includes a proximal hub and a plurality of interconnected struts extending from the proximal hub, the plurality of interconnected struts defining a main body in the expanded configuration. The expandable framework includes a plurality of elongate anchoring appendages extending from the main body, the plurality of elongate anchoring appendages each including a plurality of anchoring barbs extending therefrom.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
Medical devices and methods for using medical devices are disclosed. An example hand-held shaft puller for engaging a medical device shaft includes a handle having a distal end region, a proximal end region and a longitudinal axis. Further, the distal end region includes a first channel extending along the longitudinal axis, and wherein the first channel includes an engagement surface configured to engage an engagement member disposed on a shaft extending through the first channel.
A stent delivery system is adapted to deliver and release a self-expanding stent with improved force transmission efficiency and reduced energy loss. The stent delivery system includes an inner member including a stent receiving region, a proximal member that includes a buckle-reducing member that is adapted to reduce collapsibility within the proximal member, and a deployment sheath that extends coaxially about the inner member and the proximal member and is movable between a position in which the deployment sheath constrains the self-expanding stent and a position in which the deployment sheath does not constrain self-expanding stent, the deployment sheath including a stretch-reducing member that is adapted to reduce stretchability within the deployment sheath, wherein a reduced collapsibility of the proximal member and a reduced stretchability of the deployment sheath together reduce energy loss within the stent delivery system.
A61F 2/966 - Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve with relative longitudinal movement between outer sleeve and prosthesis, e.g. using a push rod
80.
IMPLANTABLE MEDICAL DEVICE WITH VISUAL ORIENTATION INDICATOR
An implantable medical device adapted to be implanted at an implantation site may be capable of being implanted in more than one rotational orientation at the implantation site. The implantable medical device includes an expandable body that is adapted to expand from a collapsed configuration for delivery to an expanded configuration for deployment, and a radiopaque indicator that is disposed relative to the expandable body. The radiopaque indicator is adapted to be have a first appearance if viewed in a first rotational orientation and a second, different appearance if viewed in a second rotational orientation that is different from the first rotational orientation. As an example, the implantable medical device may be a catheter-delivered replacement aortic valve.
The present disclosure describes a medical imaging device with radial ultrasound imaging and light emitting elements arranged for internal imaging of a patient via ultrasound and/or a photo-acoustic effect. The medical imaging device can include both the imaging component and biopsy capability. Further, the medical imaging device can be arranged for insertion into a patient, such as, a lumen of a patent or tissue of a patient.
A medical device system includes an elongate sheath defining a lumen extending within the elongate sheath. A coupler mechanism is slidingly disposed within the lumen, the coupler mechanism including a proximal coupler and a distal coupler. An elongate member is secured to and extends proximally from the proximal coupler. An implantable medical device (IMD) is secured to and extends distally from the distal coupler. The distal coupler remains secured to the proximal coupler while the coupler mechanism remains within the lumen, and the distal coupler releases from the proximal coupler, thereby releasing the IMD, when the coupler mechanism is exterior to the lumen.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
83.
MEDICAL DEVICE FOR OCCLUDING A LEFT ATRIAL APPENDAGE
A medical implant for occluding a left atrial appendage includes an expandable framework configured to shift between a first configuration and a second configuration, and an occlusive element secured to the expandable framework. The expandable framework includes a plurality of interconnected struts extending from a proximal hub. The plurality of interconnected struts includes a first plurality of struts and a second plurality of struts. In the second configuration, the first plurality of struts each extend radially along a first strut path from the proximal hub to one of a first plurality of strut intersections, and the second plurality of struts each extend radially along a second strut path from the proximal hub to one of a second plurality of strut intersections. In the second configuration, the first plurality of struts forms a depression in the expandable framework and the second plurality of struts extends into the depression.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
Methods and systems for refilling a container during an endoscopic procedure. An illustrative container may comprise a container extending from a first end to a second end and having a reduced diameter stem extending from the first end, the reduced diameter stem defining an opening for receiving a fluid, a water outlet, a gas inlet, and a port. The port may comprise a sealing ring defining an aperture extending from a first end to a second of the sealing ring, the aperture in fluid communication with the opening in the container, a cap positioned adjacent to the first end of the aperture of the sealing ring, and a biasing mechanism disposed between the container and the sealing ring.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
A61B 1/015 - Control of fluid supply or evacuation
A61B 1/12 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with cooling or rinsing arrangements
85.
DEVICES, ASSEMBLIES, AND METHODS FOR DELIVERING AGENTS
A valve assembly for a medical device that includes an enclosure for storing an agent and a funnel downstream of the enclosure for receiving the agent. The enclosure including a first end and the funnel including a second end positioned adjacent to the first end. The valve assembly including a first plate coupled to the enclosure at the first end, and a second plate coupled to the funnel at the second end. The first plate including at least one opening, and the second plate including at least one opening that is in fluid communication with the opening of the first plate. The first and second plates are positioned against one another, and an exterior surface of the first or second plate includes textured surface elements configured to displace the agent stored in the enclosure in response to the first or second plate moving relative to one another.
B05B 7/14 - Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas designed for spraying particulate materials
A61M 13/00 - Insufflators for therapeutic or disinfectant purposes
86.
DEVICES AND SYSTEMS FOR REDUCING FLUID VOLUME WHEN USING FLUID TO ACCESS A BODY LUMEN
Medical devices and methods are disclosed. An example medical device for accessing a body lumen along a biliary and/or pancreatic tract may include an elongated member having a distal end and a proximal end. The medical device may be in communication with a system configured to provide pressurized fluid to the medical device. The system configured to provide pressurized fluid to the medical device may be configured to provide the pressurized fluid at an initial first rate, which decays to a second rate to facilitate cannulation of one or more of a bile duct and a pancreatic duct, while mitigating fluid provided during a procedure.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
A61B 1/015 - Control of fluid supply or evacuation
A61M 13/00 - Insufflators for therapeutic or disinfectant purposes
Medical devices and methods for using medical devices are disclosed. Example fluid reservoirs and tube sets arranged and configured to couple to an endoscope for use in an endoscopic procedure are disclosed. An example fluid reservoir and tube set includes a fluid reservoir configured to contain a fluid, a fluid supply tube configured to be coupled to the endoscope and having a lumen extending therethrough, wherein the lumen is in fluid communication with the fluid reservoir and a first backflow prevention mechanism coupled to the fluid supply tube, the first backflow prevention mechanism configured to permit fluid to flow through the fluid supply line from the fluid reservoir to the endoscope and to prevent fluid from flowing back through the fluid supply tube from the endoscope to the fluid reservoir.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
A61B 1/015 - Control of fluid supply or evacuation
A61B 1/12 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with cooling or rinsing arrangements
88.
DEVICES AND SYSTEMS FOR DEPLOYING AN IMPLANTABLE DEVICE
MAYO MEDICAL FOUNDATION FOR MEDICAL EDUCATION AND RESEARCH (USA)
Inventor
Shuey, Daniel
Eggert, Joel T.
Nelson, Mitchell
Krause, Eric Jason
Leingang, Evan M.
Johnson, Greg
Hoepfner, Greg
Abstract
A delivery / deployment system having a control handle configured to control delivery and/or deployment of a medical device with arms configured to grasp tissue therebetween. The system may include a device spreader with arms engaging the medical device arms and controlled by an actuator operably coupled with the control handle. The control handle may include a lever pivotable to similarly pivot the device spreader and medical device arms open or closed. A device retention assembly may be provided to retain the medical device with respect to the device spreader. The control handle may include a release element movable to shift the retention assembly into a disengaged configuration allowing release of the medical device from the device spreader. The control handle may axially translate and/or rotate the device spreader into a desired position, and may be fixable in position by a handle lock once in a desired position.
MAYO MEDICAL FOUNDATION FOR MEDICAL EDUCATION AND RESEARCH (USA)
Inventor
Shuey, Daniel
Eggert, Joel T.
Nelson, Mitchell
Krause, Eric Jsaon
Leingang, Evan
Johnson, Greg
Hoepfner, Greg
Abstract
A delivery and deployment system having a control handle operable to deliver and/or deploy an implantable device, e.g., transluminally. A steering control system may include a steering control knob rotatable about the longitudinal axis of the handle to axially pull on a steering element to steer a flexible elongate member to deliver an implantable device to a desired site. An implantable device deployment system may include a slider selectively slidable with respect to the control handle to deploy an implantable device, and optionally to retain the implantable device in a delivery position. A tether adjustment system may include a knob rotatable about the handle's longitudinal axis to axially pull on a tether element to adjust the tension and/or length thereof. A tensioning and locking system may include a knob rotatable about the handle's longitudinal axis to shift a tensioning and locking device to set the tether element's tension and/or length.
A61B 17/04 - Surgical instruments, devices or methods, e.g. tourniquets for closing wounds, or holding wounds closed, e.g. surgical staples; Accessories for use therewith for suturing wounds; Holders or packages for needles or suture materials
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
90.
DEVICES, SYSTEMS, AND METHODS FOR STEERING A CATHETER
MAYO FOUNDATION FOR MEDICAL EDUCATION AND RESEARCH (USA)
Inventor
Nelson, Mitchell
Abbott, Aaron
Eggert, Joel T.
Abstract
A steering system for a steerable flexible elongate member such as for delivering a medical device and/or system. The steering system may be configured for two-way or four-way steering. A control knob is rotatable to control steering of the steerable flexible elongate member in a first direction or a second direction within a steering plane. In a four-way steering system, a first control knob steers the steerable flexible elongate member in a first steering plane, and a second control knob steers the steerable flexible elongate member in a second steering plane transverse to the first steering plane. The steering system may be supported on a stand configured to allow rotational support of the steering system. The stand may support two steering systems in a manner allowing relative axial translation therebetween.
A vascular occlusion device includes an embolic device configured to be slidably received within and deployed from a catheter. The embolic device includes a wire having a primary shape when disposed within the catheter, and a secondary shape when released from the catheter. The primary shape is defined by a plurality of loops in a linearly expanded configuration, where all of the plurality of loops are longitudinally spaced apart and include upper loops and lower loops. In the secondary shape the upper loops are in a longitudinally overlapping configuration and the lower loops are in a longitudinally overlapping configuration.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
92.
SUPPORT CATHETER WITH ENHANCED TORQUE RESPONSE AND HIGH PUSHABILITY
BOSTON SCIENTIFIC MEDICAL DEVICE LIMITED (Ireland)
BOSTON SCIENTIFIC SCIMED, INC. (USA)
Inventor
Malik, Sumit
Bindra, Abhishek
Wasdyke, Joel M.
Singh, Mahendra Pratap
Abstract
A support catheter may be used in combination with a guidewire or other medical device. The support catheter may be adapted to provide both high pushability and good torque response. The elongate shaft of the support catheter may include a polymeric inner layer, stainless steel braided layer disposed over the polymeric inner layer, and a polymeric blend layer that is extruded directly over the stainless-steel braided layer. The construction of the elongate shaft may provide the support catheter with a pushability value of at least 900 grams per centimeter and a torque response value of less than 300 degrees.
Medical devices and methods for using medical devices are disclosed. An example method of forming an expandable thrombectomy device includes disposing a scraping member along a mandrel, the scraping member including a proximal end region, a distal end region and a medial region positioned between the proximal end region and the distal end region. The method also includes constraining the proximal end region of the scraping member, constraining the distal end region of the scraping member and heat setting the scraping member.
A medical device may comprise a handle, which may include a grip portion; a body portion; and a ram housing extending proximally of the body portion; and a shaft having a first, proximal portion and a second, distal portion. The first portion of the shaft may include a first outer sheath. The second portion of the shaft may include a second outer sheath. The first outer sheath may be more rigid than the second outer sheath. The medical device may further comprise a rigid ram extending through at least a portion of the body portion and at least a portion of the shaft. The ram may be configured to be transitioned from a first, proximal configuration, in which the second portion of the shaft is flexible, and a second, distal configuration, in which the second portion of the shaft is rigid.
Medical devices are described, including a medical device that includes a handle and a needle extending distally from the handle. The needle may be configured to be at least partially inserted into a body, and may include a sheath and a core disposed in the sheath. The core may have a distal portion including a distal tip, and a proximal portion distinct from the distal portion. A proximal end of the distal portion may be coupled to a distal end of the proximal portion to define a cavity between the proximal end of the distal portion and the distal end of the proximal portion. The needle may further include a device of a position sensing system arranged in the cavity. The device may be a transmitter device or a receiver device. The position sensing system may be configured to determine a position or an orientation of the distal tip.
A system is for tracking includes a longitudinal element extending longitudinally from a distal tip inserted into a body to a proximal end which remains outside of the body. The element includes an IMU sensor at the tip and a series of stripes extending along the element. Data from the IMU sensor determines an angular orientation of the tip. The system also includes an exterior member positioned outside of the body. The member includes a channel extending longitudinally therethrough and a linear encoder detecting each of the stripes of the element as the element is slid through the member so that data from the encoder determines a linear displacement of the element relative to the member at a point of entry. 3D location of the tip calculated based on the determined angular orientation and the linear displacement determined at each detected stripe.
A61B 5/06 - Devices, other than using radiation, for detecting or locating foreign bodies
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
97.
STONE MEASUREMENT SYSTEMS AND METHODS RELATED THERETO
Medical systems are described, including a medical system that includes a scope including a handle and a shaft defining a channel having a distal opening, a processor, at least one laser source, a first laser fiber, and a second laser fiber, wherein each of the first laser fiber and the second laser fiber is coupled to the at least one laser source and extends through the shaft, wherein a distal end of the shaft includes an imager, the distal opening of the channel, a distal end of the first laser fiber, and a distal end of the second laser fiber, and wherein each of the first laser fiber and the second laser fiber is configured to transmit a collimated beam onto a target without altering or fragmenting the target.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
A61B 1/06 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
A61B 5/107 - Measuring physical dimensions, e.g. size of the entire body or parts thereof
A61B 18/00 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
A61B 18/26 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibre; Hand-pieces therefor for producing a shock wave, e.g. laser lithotripsy
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
Medical systems are described, including a medical system that includes a first medical device and a second medical device. The first medical device includes a handle and an insertion portion with a first working channel. A distal portion of the insertion portion of the first medical device includes a first tracking element and at least one camera. The second medical device includes a handle and an insertion portion. A distal portion of the insertion portion of the second medical device includes a second tracking element. The first tracking element is configured to provide a signal that indicates a position or orientation of the distal portion of the first medical device. The second tracking element is configured to provide a signal that indicates a position or orientation of the distal portion of the second medical device.
A61B 17/221 - Calculus gripping devices in the form of loops or baskets
A61B 1/307 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for the urinary organs, e.g. urethroscopes, cystoscopes
A61B 34/20 - Surgical navigation systems; Devices for tracking or guiding surgical instruments, e.g. for frameless stereotaxis
A61B 90/30 - Devices for illuminating a surgical field, the devices having an interrelation with other surgical devices or with a surgical procedure
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A61B 17/00 - Surgical instruments, devices or methods, e.g. tourniquets
A61B 17/22 - Surgical instruments, devices or methods, e.g. tourniquets for removing obstructions in blood vessels, not otherwise provided for
99.
MEDICAL IMPLANT AND METHODS OF MANUFACTURING THE MEDICAL IMPLANT
A method of manufacturing a medical implant for occluding a left atrial appendage may include cutting an expandable scaffold in a first configuration, wherein the expandable scaffold includes a plurality of struts having ends joined together at intersection points and a plurality of anchor members extending from the plurality of struts such that each anchor member extends from a medial portion of a strut of the plurality of struts, forming the expandable scaffold into a second configuration, wherein forming the expandable scaffold into the second configuration includes bending each anchor member along its bending axis, the bending axis being oriented parallel to a longitudinal axis of its respective strut of the plurality of struts, and heat setting the expandable scaffold in the second configuration. The method may include securing an occlusive element to the expandable scaffold.
A61B 17/12 - Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
A61B 17/00 - Surgical instruments, devices or methods, e.g. tourniquets
100.
A-BRIDGE PFA BIPHASIC GENERATOR FOR ELECTROPRORATION USING FINITE ENERGY TRANSFER
A pulse phase ablation biphasic PFA generator with finite energy source and delivery mechanism is disclosed, comprising: a signal source configured to output electrode input signals; a trigger circuit configured to trigger signals; at least one electrode channel circuit including a charge transfer source circuit including a source capacitor and coupled to the signal source to receive the electrode input signals, the charge transfer source circuit being configured to charge the source capacitor to a source voltage, a switching circuit coupled to charge transfer source circuit to receive the source voltage and to the trigger circuit to receive the trigger signals, and a charge transfer load circuit including a load capacitor coupled to the switching circuit; wherein the switching circuit further includes a plurality of spark gap switches activated by the trigger signals to cause the electrode channel to apply a biphasic waveform to electrodes configured to contact tissue.
A61B 18/12 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
H01T 15/00 - Circuits specially adapted for spark gaps, e.g. ignition circuits
patents
