The General Hospital Corporation d/b/a Massachusetts General Hospital (USA)
Inventeur(s)
Kaplan, Lee M.
Hatoum, Ida
Harris, Jason L.
Abrégé
Methods and compositions are generally provided for treating metabolic disorders, e.g., obesity. One aspect discloses methods and compositions for obtaining a biological sample from the subject, evaluating the sample for the presence or absence of a genetic indicator, wherein the genetic indicator is selected from a single nucleotide polymorphism and a level of gene expression, and performing a first metabolic procedure if the genetic indicator is present, or performing an alternative second metabolic procedure if the genetic indicator is absent. One aspect discloses methods and compositions for obtaining a sample including deoxyribonucleic acids (DNA) from the subject, evaluating the DNA for an absence or presence of one or more genetic indicators and performing a first metabolic procedure or an alternative second metabolic procedure based on the absence or presence of the genetic indicator(s). Other aspects are also disclosed.
C12Q 1/6883 - Produits d’acides nucléiques utilisés dans l’analyse d’acides nucléiques, p.ex. amorces ou sondes pour les maladies provoquées par des altérations du matériel génétique
2.
DEVICES AND METHODS FOR THE TREATMENT OF METABOLIC DISORDERS
A system for stimulating the release of satiety hormone in a subject comprises a stimulus device which is implantable in the subject and adapted to apply an electrical stimulus to a tissue of a gastrointestinal system of said subject, and a detection device which is implantable in the subject and adapted to continuously monitoring at least one of a mechanical characteristic and an electrical characteristic of the subject to detect an ingestion of food by said subject, wherein the detection device cooperates with the stimulus device such that the stimulus device applies said electrical stimulus in response to a detected ingestion of food.
A61N 1/36 - Application de courants électriques par électrodes de contact courants alternatifs ou intermittents pour stimuler, p.ex. stimulateurs cardiaques
A61N 1/05 - Electrodes à implanter ou à introduire dans le corps, p.ex. électrode cardiaque
A61F 5/00 - Procédés ou dispositifs d'orthopédie pour le traitement non chirurgical d'os ou articulations; Dispositifs pour donner des soins
A surgical fastener applier having a handle and a fastener housing extending from the handle. The housing contains at least one anvil movable within the staple housing, the anvil has a proximal position and a distal position. When in the distal position a distal end of the anvil extends distal to the distal end of the staple housing. The housing contains a plurality of surgical fasteners each of which in the shape of a loop. At least one of the fasteners is placed around a portion of the anvil when in the distal position. The applier has a first mechanism for moving the anvil distally after a fastener has been deployed, and a second mechanism for moving the anvil distally after a fastener has been deployed. The second means is independent of the first means.
A method of adjusting a switch of a device, which comprises using a biasing force-adjusting element, adjusting a magnitude of a biasing force imparted to a switching element of the switch by a biasing element disposed about the switching element, wherein the switching element is movably disposed within an interior cavity of a hollow body of the switch and the biasing force places the switching element in one of a first position and a second position. The first position corresponds to a first electrical state and the second position corresponds to a second electrical state.
H01H 9/06 - Enveloppes d'un interrupteur constitué par un manche servant à un autre but que d'actionner l'interrupteur, p.ex. par le manche d'un aspirateur
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux, p.ex. tourniquets
H01H 11/00 - Appareillages ou procédés spécialement adaptés à la fabrication d'interrupteurs électriques
H01H 13/18 - Organes d'actionnement, p.ex. bouton-poussoir adaptés pour être actionnés dans une position limite ou autre position prédéterminée dans le trajet d'un corps, le mouvement relatif de l'interrupteur et du corps ayant principalement un autre but que d'actionner l'interrupteur, p.ex. interrupteur de
A61B 90/00 - Instruments, outillage ou accessoires spécialement adaptés à la chirurgie ou au diagnostic non couverts par l'un des groupes , p.ex. pour le traitement de la luxation ou pour la protection de bords de blessures
Devices and methods are provided for forming and securing a tissue plication. More particularly, the devices and methods of the present invention can be used to create multiple tissue folds on an anterior and posterior wall of a stomach cavity to reduce the volume thereof. In one aspect, a method of gastric volume reduction is disclosed that includes advancing a tissue acquisition and fixation device endoscopically into a stomach, manipulating the device to form a first fold of tissue on an interior surface of an anterior wall of the stomach, and manipulating the device to form a second fold of tissue on an interior surface of a posterior wall of the stomach, where the second fold is not attached to the first fold.
A61B 17/072 - Agrafeuses chirurgicales pour appliquer une rangée d'agrafes en une seule opération
A61B 90/00 - Instruments, outillage ou accessoires spécialement adaptés à la chirurgie ou au diagnostic non couverts par l'un des groupes , p.ex. pour le traitement de la luxation ou pour la protection de bords de blessures
Various systems and methods for predicting metabolic and bariatric surgery outcomes are provided. The systems and methods can also provide predictions for non-surgical metabolic and bariatric treatments. In general, a user can receive predictive outcomes of multiple bariatric procedures that could be performed on a patient. In one embodiment, a user can electronically access a metabolic and bariatric surgery outcome prediction system, e.g., using one or more web pages. The system can provide predictive outcomes of one or more different bariatric surgeries for the patient based on data gathered from the user and on historical data regarding outcomes of the different bariatric surgeries. The system can additionally provide predictive outcomes for not having any treatment and/or a comparison of the predictive outcomes of the one or more different bariatric surgeries to the predictive outcomes for not having any treatment.
G16H 50/20 - TIC spécialement adaptées au diagnostic médical, à la simulation médicale ou à l’extraction de données médicales; TIC spécialement adaptées à la détection, au suivi ou à la modélisation d’épidémies ou de pandémies pour le diagnostic assisté par ordinateur, p.ex. basé sur des systèmes experts médicaux
G06N 5/04 - Modèles d’inférence ou de raisonnement
An apparatus comprises a sleeve, a seal, and an anchor assembly. The sleeve is flexible and non-permeable and is configured to fit in a duodenum. The seal is positioned at the proximal end of the sleeve and is configured to seal the proximal end of the sleeve against the stomach mucosa, the pylorus, or the duodenum mucosa. The anchor assembly comprises a pair of atraumatic anchor ends and a resilient member positioned between the anchor ends. At least a portion of the resilient member extends along at least a portion of the length of the sleeve. The resilient member is configured to bias the anchor ends generally toward each other, to thereby substantially anchor the sleeve in the duodenum. The sleeve is configured to prevent chyme from contacting the mucosa of the duodenum; and to prevent enzymes excreted in the duodenum from mixing with chyme in the duodenum.
A system for stimulating the release of satiety hormone in a subject comprises a stimulus device which is implantable in the subject and adapted to apply an electrical stimulus to a tissue of a gastrointestinal system of said subject, and a detection device which is implantable in the subject and adapted to continuously monitoring at least one of a mechanical characteristic and an electrical characteristic of the subject to detect an ingestion of food by said subject, wherein the detection device cooperates with the stimulus device such that the stimulus device applies said electrical stimulus in response to a detected ingestion of food.
A61N 1/36 - Application de courants électriques par électrodes de contact courants alternatifs ou intermittents pour stimuler, p.ex. stimulateurs cardiaques
A61N 1/05 - Electrodes à implanter ou à introduire dans le corps, p.ex. électrode cardiaque
A61F 5/00 - Procédés ou dispositifs d'orthopédie pour le traitement non chirurgical d'os ou articulations; Dispositifs pour donner des soins
A method of creating a switch, comprising disposing a switching element movably within an interior cavity of the switch to define switch-making and switch-breaking positions along a switching axis of the switching element, disposing a biasing element about the switching element to impart a biasing force to the switching element to place the switching element in one of the switch-making and switch-breaking positions until an external force imparted to the switching element exceeds the biasing force to cause the switching element to change to the other position, disposing a biasing force-adjusting element in cooperative engagement with the biasing element such that a magnitude of the biasing force is adjustable, and coupling a conductive contact to the switching element to define a switch-making state when the switching element is in the switch-making position and a switch-breaking state when the switching element is in the switch-breaking position.
H01H 13/18 - Organes d'actionnement, p.ex. bouton-poussoir adaptés pour être actionnés dans une position limite ou autre position prédéterminée dans le trajet d'un corps, le mouvement relatif de l'interrupteur et du corps ayant principalement un autre but que d'actionner l'interrupteur, p.ex. interrupteur de
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux, p.ex. tourniquets
H01H 11/00 - Appareillages ou procédés spécialement adaptés à la fabrication d'interrupteurs électriques
A61B 90/00 - Instruments, outillage ou accessoires spécialement adaptés à la chirurgie ou au diagnostic non couverts par l'un des groupes , p.ex. pour le traitement de la luxation ou pour la protection de bords de blessures
An apparatus is operable to provide an anastomosis coupling two hollow organs, such as a duodenum and ileum. The apparatus includes a first component that is inserted through an enterotomy in a first hollow organ and a second component that is inserted through an enterotomy in a second hollow organ. The first and second components are brought together to o align the enterotomies and compress apposed layers of tissue adjacent to the enterotomies. The compressed tissue eventually necroses and the apparatus may be removed or simply pass through the hollow organ. Each component may include a set of pivoting links and a resilient member that is configured to both bias the links to an expanded configuration and grip the tissue adjacent to the enterotomy. The components may include magnets that secure the positioning of the components relative to each other and provide a compressive force on the apposed tissue.
A61B 17/11 - Instruments, dispositifs ou procédés chirurgicaux, p.ex. tourniquets pour refermer les plaies ou les maintenir fermées, p.ex. agrafes chirurgicales; Accessoires utilisés en liaison avec ces opérations pour réaliser l'anastomose; Boutons pour anastomose
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux, p.ex. tourniquets
11.
Clip applier adapted for use with a surgical robot
A clip applier adapted for use with a surgical robot is disclosed. The clip applier comprises a shaft having clips stored therein and jaws adapted for receiving a clip from the shaft. The shaft is in mechanical communication with a robotic mounting portion. The robotic mounting portion contains a gear drive assembly for rotating the shaft, feeding clips into the jaws and forming clips in the jaws.
A61B 17/10 - Instruments, dispositifs ou procédés chirurgicaux, p.ex. tourniquets pour refermer les plaies ou les maintenir fermées, p.ex. agrafes chirurgicales; Accessoires utilisés en liaison avec ces opérations pour poser ou retirer les clamps pour blessures; Chargeurs de clamps pour blessures
A61B 17/128 - Instruments, dispositifs ou procédés chirurgicaux, p.ex. tourniquets pour ligaturer ou comprimer par un autre moyen les parties tubulaires du corps, p.ex. les vaisseaux sanguins ou le cordon ombilical pour appliquer ou enlever les clamps ou les pinces
A method of creating a switch, comprising disposing a switching element movably within an interior cavity of the switch to define first and second positions along a switching axis of the switching element, disposing a biasing element about the switching element to impart a biasing force to the switching element to place the switching element in one of the first and second positions until an external force imparted to the switching element exceeds the biasing force to cause the switching element to move to the other position, disposing a biasing force-adjusting element in cooperative engagement with the biasing element such that a magnitude of the biasing force is adjustable, and coupling a conductive contact to the switching element to define a first switching state when the switching element is in the first position and a second switching state when the switching element is in the second position.
H01H 13/18 - Organes d'actionnement, p.ex. bouton-poussoir adaptés pour être actionnés dans une position limite ou autre position prédéterminée dans le trajet d'un corps, le mouvement relatif de l'interrupteur et du corps ayant principalement un autre but que d'actionner l'interrupteur, p.ex. interrupteur de
A61B 90/00 - Instruments, outillage ou accessoires spécialement adaptés à la chirurgie ou au diagnostic non couverts par l'un des groupes , p.ex. pour le traitement de la luxation ou pour la protection de bords de blessures
13.
Devices and methods for the treatment of metabolic disorders
A system for stimulating the release of satiety hormone in a subject comprises a stimulus device which is implantable in the subject and adapted to apply an electrical stimulus to a tissue of a gastrointestinal system of said subject, and a detection device which is implantable in the subject and adapted to continuously monitoring at least one of a mechanical characteristic and an electrical characteristic of the subject to detect an ingestion of food by said subject, wherein the detection device cooperates with the stimulus device such that the stimulus device applies said electrical stimulus in response to a detected ingestion of food.
A61N 1/36 - Application de courants électriques par électrodes de contact courants alternatifs ou intermittents pour stimuler, p.ex. stimulateurs cardiaques
A61N 1/05 - Electrodes à implanter ou à introduire dans le corps, p.ex. électrode cardiaque
A61F 5/00 - Procédés ou dispositifs d'orthopédie pour le traitement non chirurgical d'os ou articulations; Dispositifs pour donner des soins
The General Hospital Corporation General Hospital (USA)
Inventeur(s)
Kaplan, Lee M.
Hatoum, Ida
Harris, Jason L.
Abrégé
Methods and compositions are generally provided for treating metabolic disorders, e.g., obesity. One aspect discloses methods and compositions for obtaining a biological sample from the subject, evaluating the sample for the presence or absence of a genetic indicator, wherein the genetic indicator is selected from a single nucleotide polymorphism and a level of gene expression, and performing a first metabolic procedure if the genetic indicator is present, or performing an alternative second metabolic procedure if the genetic indicator is absent. One aspect discloses methods and compositions for obtaining a sample including deoxyribonucleic acids (DNA) from the subject, evaluating the DNA for an absence or presence of one or more genetic indicators and performing a first metabolic procedure or an alternative second metabolic procedure based on the absence or presence of the genetic indicator(s). Other aspects are also disclosed.
C12Q 1/6883 - Produits d’acides nucléiques utilisés dans l’analyse d’acides nucléiques, p.ex. amorces ou sondes pour les maladies provoquées par des altérations du matériel génétique
15.
Systems and methods for predicting metabolic and bariatric surgery outcomes
Various systems and methods for predicting metabolic and bariatric surgery outcomes are provided. The systems and methods can also provide predictions for non-surgical metabolic and bariatric treatments. In general, a user can receive predictive outcomes of multiple bariatric procedures that could be performed on a patient. In one embodiment, a user can electronically access a metabolic and bariatric surgery outcome prediction system, e.g., using one or more web pages. The system can provide predictive outcomes of one or more different bariatric surgeries for the patient based on data gathered from the user and on historical data regarding outcomes of the different bariatric surgeries. The system can additionally provide predictive outcomes for not having any treatment and/or a comparison of the predictive outcomes of the one or more different bariatric surgeries to the predictive outcomes for not having any treatment.
G16H 50/20 - TIC spécialement adaptées au diagnostic médical, à la simulation médicale ou à l’extraction de données médicales; TIC spécialement adaptées à la détection, au suivi ou à la modélisation d’épidémies ou de pandémies pour le diagnostic assisté par ordinateur, p.ex. basé sur des systèmes experts médicaux
G06N 5/04 - Modèles d’inférence ou de raisonnement
G06F 19/00 - Équipement ou méthodes de traitement de données ou de calcul numérique, spécialement adaptés à des applications spécifiques (spécialement adaptés à des fonctions spécifiques G06F 17/00;systèmes ou méthodes de traitement de données spécialement adaptés à des fins administratives, commerciales, financières, de gestion, de surveillance ou de prévision G06Q;informatique médicale G16H)
A surgical fastener applier having a handle and a fastener housing extending from the handle. The housing contains at least one anvil movable within the staple housing, the anvil has a proximal position and a distal position. When in the distal position a distal end of the anvil extends distal to the distal end of the staple housing. The housing contains a plurality of surgical fasteners each of which in the shape of a loop. At least one of the fasteners is placed around a portion of the anvil when in the distal position. The applier has a first mechanism for moving the anvil distally after a fastener has been deployed, and a second mechanism for moving the anvil distally after a fastener has been deployed. The second means is independent of the first means.
Methods and devices are provided for performing various procedures using interchangeable end effectors. In general, the methods and devices allow a surgeon to remotely and selectively attach various interchangeable surgical end effectors to a shaft located within a patient's body, thus allowing the surgeon to perform various procedures without the need to remove the shaft from the patient's body. In an exemplary embodiment, multiple end effectors can be introduced into a body cavity. The end effectors can be disassociated or separate from one another such that they float within the body cavity. A distal end of a shaft can be positioned within the body cavity and it can be used to selectively engage one of the end effectors. In particular, the device can be configured to allow each end effector to be remotely attached and detached from the distal end of the shaft.
Methods and devices are provided for activating brown adipose tissue (BAT). Generally, the methods and devices can activate BAT to increase thermogenesis, e.g., increase heat production in the patient, which over time can lead to weight loss. In one embodiment, a medical device is provided that activates BAT by electrically stimulating nerves that activate the BAT and/or electrically stimulating brown adipocytes directly, thereby increasing thermogenesis in the BAT and inducing weight loss through energy expenditure.
A61N 1/36 - Application de courants électriques par électrodes de contact courants alternatifs ou intermittents pour stimuler, p.ex. stimulateurs cardiaques
A61N 1/05 - Electrodes à implanter ou à introduire dans le corps, p.ex. électrode cardiaque
A switch comprising an interior cavity and a switching element movably disposed within the interior cavity to define a first position and a second position, the second position being different from the first position. A biasing element imparts a biasing force to the switching element to place the switching element in either the first or the second position until an external force imparted to the switching element exceeds the biasing force, thereby causing the switching element to move to the other one of the first or the second position. A biasing force-adjusting element is cooperatively engaged with the biasing element, wherein a magnitude of the biasing force is adjustable using the biasing force-adjusting element. An electrically-conductive contact, coupled to the switching element, defines a first switching state when the switching element is in the first position and a second switching state when the switching element is in the second position.
Methods and devices are provided for activating brown adipose tissue with targeted substance delivery. Generally, the methods and devices can activate BAT to increase thermogenesis, e.g., increase heat production in the patient, which over time can lead to weight loss and/or improved metabolic function. In one embodiment, a chemical configured to stimulate nerves that activate the BAT and/or to stimulate brown adipocytes directly can be delivered to a patient, thereby increasing thermogenesis in the BAT and inducing weight loss and/or improved metabolic function through energy expenditure. The chemical can be delivered to the patient locally and/or systemically to stimulate the nerves and/or the brown adipocytes.
A61M 5/00 - Dispositifs pour faire pénétrer des agents dans le corps par introduction sous-cutanée, intravasculaire ou intramusculaire; Accessoires à cet effet, p.ex. dispositifs de remplissage ou de nettoyage, appuis-bras
A61F 5/00 - Procédés ou dispositifs d'orthopédie pour le traitement non chirurgical d'os ou articulations; Dispositifs pour donner des soins
A61M 5/142 - Perfusion sous pression, p.ex. utilisant des pompes
A61M 5/14 - Dispositifs de perfusion, p.ex. perfusion par gravité; Perfusion sanguine; Accessoires à cet effet
A61M 35/00 - Dispositifs pour appliquer des agents, p.ex. des remèdes, sur le corps humain
A61K 9/00 - Préparations médicinales caractérisées par un aspect particulier
A61M 37/00 - Autres appareils pour introduire des agents dans le corps; Percutanisation, c. à d. introduction de médicaments dans le corps par diffusion à travers la peau
A61M 5/172 - Moyens pour commander l'écoulement des agents vers le corps ou pour doser les agents à introduire dans le corps, p.ex. compteurs de goutte-à-goutte électriques ou électroniques
A switch comprising a switching element, a hollow body defining an interior cavity in which the switching element is movably disposed along a longitudinal device axis to define a first and second positions along the longitudinal device axis, the second position being different from the first position, a biasing element imparting an adjustable biasing force to the switching element to place the switching element in one of the first position and the second position until an external force imparted to the switching element along the longitudinal device axis exceeds the biasing force thereby causing the switching element to move to the other one of the first position and the second position, and an electrically-conductive contact coupled to the switching element and defining a first switching state when the switching element is in the first position and a second switching state when the switching element is in the second position.
H01H 35/14 - Interrupteurs actionnés par changement de l'accélération, p.ex. par choc ou vibration, interrupteur à inertie
H01H 13/18 - Organes d'actionnement, p.ex. bouton-poussoir adaptés pour être actionnés dans une position limite ou autre position prédéterminée dans le trajet d'un corps, le mouvement relatif de l'interrupteur et du corps ayant principalement un autre but que d'actionner l'interrupteur, p.ex. interrupteur de
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux, p.ex. tourniquets
A61B 90/00 - Instruments, outillage ou accessoires spécialement adaptés à la chirurgie ou au diagnostic non couverts par l'un des groupes , p.ex. pour le traitement de la luxation ou pour la protection de bords de blessures
22.
Methods for partial diversion of the intestinal tract
Devices and methods are used to modify a metabolic pathway of a digestive system by creating a pathway within the intestinal tract through an anastomosis between a proximal location within the intestinal tract and a distal location within the intestinal tract. In some examples, the small intestine has a first initial length and the created pathway defines a second length of the intestinal tract that is approximately ten to seventy percent of the first initial length of the small intestine.
A61B 17/11 - Instruments, dispositifs ou procédés chirurgicaux, p.ex. tourniquets pour refermer les plaies ou les maintenir fermées, p.ex. agrafes chirurgicales; Accessoires utilisés en liaison avec ces opérations pour réaliser l'anastomose; Boutons pour anastomose
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux, p.ex. tourniquets
Methods and therapeutics are provided for treating metabolic disorders by increasing activation of brown adipose tissue. Generally, the methods and therapeutics can increase activation of brown adipose tissue to increase energy expenditure and induce weight loss. In one embodiment, a method for increasing activation of brown adipose tissue includes modifying brown adipocytes to express a gene that activates brown adipocytes, such as uncoupling protein 1. In another embodiment, a method for increasing brown adipose tissue activation includes increasing the number of brown adipocytes. This can be accomplished by inducing proliferation of adipocytes in vivo or expanding adipocytes ex vivo, transplanting adipocytes into brown adipose tissue depots or elsewhere and inducing differentiation of adipocyte progenitor cells, such as MSCs, adipocyte progenitor cells, pre-adipocytes and adipocyte precursor cells.
A61K 48/00 - Préparations médicinales contenant du matériel génétique qui est introduit dans des cellules du corps vivant pour traiter des maladies génétiques; Thérapie génique
C07K 14/705 - Récepteurs; Antigènes de surface cellulaire; Déterminants de surface cellulaire
C07K 14/47 - Peptides ayant plus de 20 amino-acides; Gastrines; Somatostatines; Mélanotropines; Leurs dérivés provenant d'humains provenant de vertébrés provenant de mammifères
C12N 15/85 - Vecteurs ou systèmes d'expression spécialement adaptés aux hôtes eucaryotes pour cellules animales
A duodenal sleeve assembly comprises a sleeve, an expandable sealing member, a tether, and an expandable anchor. The sleeve is secured to the sealing member. The tether couples the anchor with the sealing member. A deployment instrument comprises a shaft assembly, a first retention member, and a second retention member. The first retention member selectively secures the sealing member to the shaft assembly. The second retention member selectively secures the anchor to the shaft assembly. When the first retention member is released, the sealing member expands outwardly to seal the proximal end of the sleeve against the mucosa of the patient's duodenum. When the second retention member is released, the anchor expands outwardly within the stomach to anchor the sleeve assembly relative to the stomach. The tether traverses the pylorus. The sleeve isolates chyme from enzymes in the duodenum; and the mucosa of the duodenum from nutrients in the chyme.
A system for stimulating the release of satiety hormone in a subject comprises a stimulus device which is implantable in the subject and adapted to apply an electrical stimulus to a tissue of a gastrointestinal system of said subject, and a detection device which is implantable in the subject and adapted to continuously monitoring at least one of a mechanical characteristic and an electrical characteristic of the subject to detect an ingestion of food by said subject, wherein the detection device cooperates with the stimulus device such that the stimulus device applies said electrical stimulus in response to a detected ingestion of food.
A61N 1/36 - Application de courants électriques par électrodes de contact courants alternatifs ou intermittents pour stimuler, p.ex. stimulateurs cardiaques
A61N 1/05 - Electrodes à implanter ou à introduire dans le corps, p.ex. électrode cardiaque
A61F 5/00 - Procédés ou dispositifs d'orthopédie pour le traitement non chirurgical d'os ou articulations; Dispositifs pour donner des soins
26.
ENERGY DELIVERY DEVICE HAVING A TRANSLATING OUTER SHEATH
Devices and methods for applying energy to tissue are provided. In one exemplary embodiment, a surgical device includes a monopolar end effector, a cannulated, insulated outer sheath, a translating nozzle coupled to the proximal end of the sheath, and a handle portion coupled to a proximal end of the end effector. Various translating means, such as switches, thumbwheels, rings, and buttons, are associated with the handle portion, and are effective to advance the outer sheath to cover a distal end of the end effector and retract the outer sheath to expose the distal end of the end effector. The translating means are configured in a manner that allows a user to operate the translating means without having to adjust a location of the user's hand on the device. A variety of translating means are provided for, as are methods for cutting, coagulating, irrigating, and suctioning tissue.
A61M 1/00 - Dispositifs de succion ou de pompage à usage médical; Dispositifs pour retirer, traiter ou transporter les liquides du corps; Systèmes de drainage
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux, p.ex. tourniquets
A61B 18/00 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci
A61B 18/12 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci par chauffage en faisant passer des courants à travers les tissus à chauffer, p.ex. des courants à haute fréquence
The present disclosure is directed toward a staple drive assembly for use in a staple cartridge. The staple drive assembly may also be used in a disposable loading unit and/or any other suitable device and can be configured to deploy numerous types of staples and/or fasteners. The staple drive assembly includes an actuation sled and at least one staple driver. The staple cartridge includes a tissue contacting and/or supporting surface having a number of staple cavities wherein each staple cavity is adapted for releasably receiving a staple. The staple cartridge may include a guide channel/knife slot extending from a proximal portion to a distal portion along its longitudinal axis. The tissue contacting portion of the cartridge includes three tissue contacting surfaces which are stepped. The staple drivers may be staggered and may be independent. The height of the staples may vary. The staple drivers may comprise staple retaining features.
An apparatus comprises a body, a shaft, an end effector and a sensor. The shaft extends distally from the body. The end effector is configured to receive energy from an energy source. The end effector comprises a first jaw and a second jaw. The second jaw is pivotable relative to the first jaw to transition the end effector from an open configuration to a closed configuration. In the closed configuration, the first jaw and second jaw define a closure gap. The sensor is operable to detect when the end effector is in the closed configuration. The sensor is also in communication with the energy source, such that the sensor is operable to communicate a signal to the energy source when the sensor detects the end effector in the closed configuration.
A61B 18/00 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci
A61B 17/295 - Pinces pour la chirurgie faiblement invasive combinées à des instruments coupants
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux, p.ex. tourniquets
Staple cartridge assemblies are disclosed herein which are an improvement over previous staple cartridge assemblies. Certain embodiments utilize tri-staple drivers which simultaneously eject three staples from a staple cartridge.
Methods and devices are provided for controlling movement of a distal end of a surgical instrument. In general, the methods and devices can allow for controlling movement of surgical tools, and in particular for causing mimicked motion between an external control unit and a surgical tool positioned within a patient's body. In one embodiment, a surgical system is provided having a master assembly including an input tool and a slave assembly including a surgical instrument. The master assembly and the slave assembly can be configured to be electronically coupled together such that movement of the master assembly can be electronically communicated to the slave assembly to cause mimicked movement of the slave assembly.
Devices and methods are provided for forming and securing a tissue plication. More particularly, the devices and methods of the present invention can be used to create multiple tissue folds on an anterior and posterior wall of a stomach cavity to reduce the volume thereof. In one aspect, a method of gastric volume reduction is disclosed that includes advancing a tissue acquisition and fixation device endoscopically into a stomach, manipulating the device to form a first fold of tissue on an interior surface of an anterior wall of the stomach, and manipulating the device to form a second fold of tissue on an interior surface of a posterior wall of the stomach, where the second fold is not attached to the first fold.
A61B 90/00 - Instruments, outillage ou accessoires spécialement adaptés à la chirurgie ou au diagnostic non couverts par l'un des groupes , p.ex. pour le traitement de la luxation ou pour la protection de bords de blessures
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux, p.ex. tourniquets
Electrosurgical instruments and associated methods are disclosed herein. Embodiments of the electrosurgical instruments can include an elongate shaft (30) that can articulate an end effector (40) relative to the elongate shaft, with the end effector including opposed jaws (42, 44) and positioned at a distal end of the elongate shaft. In addition, electrosurgical instruments are provided that include a cutting feature or knife that is coupled to the end effector and can axially translate relative to the elongate shaft. Furthermore, the knife can be rotated relative to the elongate shaft, which can cause simultaneous rotation of the end effector. Electrosurgical instruments are also provided that include an end effector including opposed jaws that are configured to rotate relative to the elongate shaft and grasp objects (i.e., via opening and closing the opposed jaws). Electrical energy can also be passed through the electrosurgical instrument for performing electrosurgical procedures.
Methods and devices are provided for preventing surgical devices used in laparoscopic procedures including opposed jaws and an overload mechanism from overloading the opposed jaws of the device. In one embodiment a surgical device, includes a handle and an elongate shaft extending distally therefrom with opposed jaws coupled to a distal end thereof. The surgical device can include a trigger pivotally movable about a first pivot axis during a first range of motion from an open position toward a closed position, to cause the opposed jaws of the end effector to move from an open position to a partially closed position. The trigger can further be pivotally movable about a second pivot axis during a second range of motion from the partially closed position to the fully closed position, without causing corresponding movement of the opposed jaws from the open position to the closed position.
Surgical devices are provided having power-assisted or fully powered jaw closure. The devices herein generally include a handle portion, an elongate shaft, and an effector having first and second jaws configured to engage tissue. A motor and one or more compression springs can be operatively coupled, and activation of the motor can compress the spring(s) to reduce the amount of user supplied force to compress tissue between the jaws. In some embodiments, the devices can be configured to regulate an amount of compression applied by the jaws prior to, during, and/or after cutting of the tissue to promote hemostasis. For example, the devices can include sensors, processors, and/or other components that analyze data indicative of tissue type and tissue load. Based on this feedback, the device can automatically adjust the amount of compression or energy applied to the tissue to seal the tissue.
Surgical instruments and methods for controlling temperature are described herein and can have particular utility when sealing tissue. In one embodiment, an end effector can include first and second jaw members configured to clamp tissue therebetween, and an electrode having a single continuous conductive surface that is coupled to the first jaw member. The end effector can also include a plurality of electrical insulators of varying thermal conductivity disposed between the electrode and the first jaw member coupled thereto. The electrode can be divided into a plurality of thermal zones by at least one opening formed therein and the plurality of electrical insulators can be arranged such that at least a first thermal zone contacts an electrical insulator having a first thermal conductivity and at least a second thermal zone contacts an electrical insulator having a second thermal conductivity that is higher than the first thermal conductivity.
A61B 18/00 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci
Various embodiments are directed to systems and methods for providing a drive signal to a surgical device for treating tissue. A surgical generator may deliver the drive signal according to a first composite load curve. The surgical generator may receive a first tissue measurement indicating a property of the tissue at a first time during the delivery of the drive signal, receive a second tissue measurement indicating the property of the tissue at a second time during the delivery of the drive signal after the first time, and based on the first and second tissue measurements, determine a difference in the property of the tissue between the first time and the second time. When the difference in the property of the tissue exceeds a difference threshold, the generator may deliver the drive signal according to a second composite load curve that is more aggressive than the first composite load curve.
A61B 18/12 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci par chauffage en faisant passer des courants à travers les tissus à chauffer, p.ex. des courants à haute fréquence
A surgical instrument includes an end effector and a handle assembly. The end effector includes a movable jaw and a cutting element slidably movable within the end effector. The handle assembly includes an energy button configured to deliver energy to at least one electrode located in the end effector, a trigger plate operably coupled to a jaw closure mechanism, the trigger plate configured to close the movable jaw, a firing plate operably coupled to a cutting element drive mechanism. The firing plate is configured to drive the cutting element independently of the jaw closure mechanism. The cutting element drive mechanism is configured to close the movable jaw when the cutting element is driven. The handle assembly further includes a trigger operatively coupled to the trigger plate and the firing plate. The jaw closure mechanism and the cutting element drive mechanism are configured to simultaneously close the movable jaw.
A method for using a surgical instrument comprises translating a first translatable member to unlock an articulation joint, translating a second translatable member to articulate and end effector at the articulation joint, and translating the second translatable member again to lock the articulation joint. The first and second translatable members may be translatable independently of each other. The act of unlocking an articulation joint may include moving a locking feature along a plane that is parallel to both the longitudinal axis of a shaft assembly and an articulation axis of the articulation joint. The locking feature may move longitudinally along the articulation axis, perpendicular to the longitudinal axis of the shaft assembly.
A61B 17/072 - Agrafeuses chirurgicales pour appliquer une rangée d'agrafes en une seule opération
A61B 19/00 - Instruments, outillage ou accessoires pour la chirurgie ou le diagnostic non couverts par l'un des groupes A61B 1/00-A61B 18/00, p.ex. pour stéréotaxie, opération aseptique, traitement de la luxation, protecteurs des bords des blessures(masques de protection du visage A41D 13/11; blouses de chirurgien ou vêtements pour malades A41D 13/12; dispositifs pour retirer, traiter ou transporter les liquides du corps A61M 1/00)
39.
METHOD OF USING LOCKOUT FEATURES FOR SURGICAL STAPLER CARTRIDGE
A surgical instrument comprises a body, shaft, and end effector. The shaft couples the end effector and body together. The end effector comprises an anvil and lower jaw configured to receive a surgical staple cartridge. The anvil is configured to pivot toward and away from the staple cartridge and lower jaw. The shaft assembly comprises a knife member configured to longitudinally translate to thereby substantially simultaneously cut clamped tissue and staple the severed tissue. The end effector may comprise lockout features configure to prevent longitudinal translation of the knife member. The end effector or staple cartridge may comprise lockout bypass features configured to prevent lockout of the knife member. These lockout bypass features may operate to permit longitudinal translation of the knife member once or multiple times. The end effector may comprise features configured to ensure proper alignment of the anvil relative to the staple cartridge.
A surgical implant (300) and delivery apparatus into a biological lumen. The implant has an outer ring (310) having an outer wall and an inner wall the outer ring disposed about a central axis. The implant further has an inner ring (320) adjacent to the outer ring inner wall disposed about the central axis defining an annular opening. The implant has a valve (330) flexibly attached to the inner ring and disposed about the central axis, the valve substantially occluding the annular opening in a first state and elastically opening to provide a variably sized bore in a second state to permit passage of a substance through the lumen.
A surgical implant (900) and delivery apparatus for a biological lumen. The implant has an outer ring (915) having an outer wall and an inner wall. The outer ring is disposed about a central axis. The implant further has an inner ring (935) adjacent to the outer ring inner wall disposed about the central axis defining an annular opening (960). The implant has a valve flexibly attached to the inner ring and disposed about the central axis, the valve substantially occluding the annular opening in a first state and elastically opening to provide a variably sized bore in a second state to permit passage of a substance through the lumen.
A surgical implant, delivery apparatus and method for insertion of the same into a biological lumen. The implant has an outer ring having an outer wall and an inner wall the outer ring disposed about a central axis. The implant further has an inner ring adjacent to the outer ring inner wall disposed about the central axis defining an annular opening. The implant has a valve flexibly attached to the inner ring and disposed about the central axis, the valve substantially occluding the annular opening in a first state and elastically opening to provide a variably sized bore in a second state to permit passage of a substance through the lumen.
A surgical implant and method for insertion of the same into a biological lumen. The implant has an outer ring having an outer wall and an inner wall the outer ring disposed about a central axis. The implant further has an inner ring adjacent to the outer ring inner wall disposed about the central axis defining an annular opening. The implant has a plurality of petals flexibly attached to the inner ring and disposed about the central axis, the petals substantially occluding the annular opening in a first state and elastically opening to provide a variably sized bore in a second state to permit passage of a substance through the lumen.
A surgical implant and method for insertion of the same into a biological lumen. The implant has an outer ring having an outer wall and an inner wall the outer ring disposed about a central axis. The implant further has an inner ring adjacent to the outer ring inner wall disposed about the central axis defining an annular opening. The implant has a plurality of petals flexibly attached to the inner ring and disposed about the central axis, the petals substantially occluding the annular opening in a first state and elastically opening to provide a variably sized bore in a second state to permit passage of a substance through the lumen.
A surgical implant and method for insertion of the same into a biological lumen. The implant has an outer ring having an outer wall and an inner wall the outer ring disposed about a central axis. The implant further has an inner ring adjacent to the outer ring inner wall disposed about the central axis defining an annular opening. The implant has a plurality of petals flexibly attached to the inner ring and disposed about the central axis, the petals substantially occluding the annular opening in a first state and elastically opening to provide a variably sized bore in a second state to permit passage of a substance through the lumen.
A surgical implant, delivery apparatus and method for insertion of the same into a biological lumen. The implant has an outer ring having an outer wall and an inner wall the outer ring disposed about a central axis. The implant further has an inner ring adjacent to the outer ring inner wall disposed about the central axis defining an annular opening. The implant has a valve flexibly attached to the inner ring and disposed about the central axis, the valve substantially occluding the annular opening in a first state and elastically opening to provide a variably sized bore in a second state to permit passage of a substance through the lumen.
A61F 2/04 - Prothèses implantables dans le corps Éléments ou organes creux ou tubulaires, p.ex. vessies, trachées, bronches ou voies biliaires
A61F 5/00 - Procédés ou dispositifs d'orthopédie pour le traitement non chirurgical d'os ou articulations; Dispositifs pour donner des soins
A61B 17/12 - Instruments, dispositifs ou procédés chirurgicaux, p.ex. tourniquets pour ligaturer ou comprimer par un autre moyen les parties tubulaires du corps, p.ex. les vaisseaux sanguins ou le cordon ombilical
A surgical implant for insertion of the same into a biological lumen. The implant (900) has an outer ring (915) having an outer wall and an inner wall the outer ring disposed about a central axis. The implant further has a flexible inner ring (925) adjacent to the outer ring inner wall extending annularly from the inner wall toward the central axis (950) and defining an annular opening (960) about it. The implant comprises a first plurality of magnets (920) embedded in the flexible ring (925) and arranged annularly around the central axis, and a second plurality of magnets (930) disposed about the central axis and located between the opening (960) and the first plurality of magnets (920). The implant is acting as a valve biased to a closed state. The interaction between the pluralities of magnets is such that normal peristalsis forces individual magnets of the two pluralities of magnets to move away from each other thus creating an opening for the passage of food.
A61F 2/00 - Filtres implantables dans les vaisseaux sanguins; Prothèses, c.-à-d. éléments de substitution ou de remplacement pour des parties du corps; Appareils pour les assujettir au corps; Dispositifs maintenant le passage ou évitant l'affaissement de structures corporelles tubulaires, p.ex. stents
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux, p.ex. tourniquets
Surgical methods involving cutting and sealing tissue include affixing a first adjunct material to tissue at a treatment site, such as by stapling the adjunct to tissue. A second adjunct material is applied to at least a portion of the first adjunct material such that the second adjunct material interacts with the first adjunct material to form a seal in an area of the tissue covered by at least one of the first and the second adjunct material. The resulting tissue sealing structure, which includes a combination of the two adjuncts, is believed to be superior to the sealing properties of either adjunct alone.
Adjunct material and methods of using adjunct material to reinforce a staple line are provided herein. In general, adjunct material can be used to maintain a seal in tissue and prevent stapled tissue from tearing. This adjunct material can be coupled to a jaw of a surgical stapler, and can be deployed into tissue along with the staples. In some embodiments, the adjunct material can be sized and shaped so that a portion of the material extends laterally outside of the staple line and distributes strain to tissue outside of the staple line. In certain aspects, sealant can be applied to the staple line and to the adjunct material in various ways to further seal the tissue and/or prevent leaks from forming in the tissue.
A surgical system includes a module for compiling a plurality of operational parameters of the surgical system during a plurality of treatment cycles performed by the surgical system. The module includes a processor and a memory unit, the processor configured to store in the memory unit values of the plurality of operational parameters associated with each of the plurality of treatment cycles, wherein the processor is configured to identify a subset of the stored values of the plurality of operational parameters temporally proximate to an intervening event.
A61B 18/12 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci par chauffage en faisant passer des courants à travers les tissus à chauffer, p.ex. des courants à haute fréquence
A surgical instrument includes an end effector and a feedback system. The end effector includes a first jaw and a second jaw, wherein at least one of the first jaw and the second jaw is movable relative to the other one of the first jaw and the second jaw to transition the end effector during a closure stroke between an open configuration, a first approximated configuration, and a second approximated configuration. The feedback system includes an indicator, the indicator transitionable between a first indicator position, a second indicator position, and a third indicator position, wherein the indicator is in the first indicator position when the end effect is in the open configuration, wherein the indicator is in the second indicator position when the end effector is in the first approximated configuration, and wherein the indicator is in the third indicator position when the end effector is in the second approximated configuration.
Methods and devices for controlling motorized surgical devices are provided. In general, the methods and devices can allow a surgical device to grasp and cut tissue. In some embodiments, the device can include at least one sensor and a motor, and an output of the motor can be configured to be adjusted based at least in part on an output from the at least one sensor. The output of the motor can be configured to provide power for translation of a cutting element along an end effector of the device. Adjusting the motor's output can cause the cutting element to translate through the end effector at different speeds, thereby allowing the cutting element to cut through tissue being grasped by the end effector at different speeds.
Various embodiments are directed to an electrosurgical systems and methods for providing an electrosurgical signal to a patient. An electrosurgical signal defining a plurality of pulses may be provided to first and second electrodes. A first reading may be received indicating an impedance between the first and second electrodes taken at a first point of a first pulse of the electrosurgical signal. A second reading may indicate the impedance a first point of a second pulse of the electrosurgical signal, where the first point of the first pulse and the first point of the second pulse are at equivalent positions within the first and second pulses. Based on a comparison of the first reading and the second reading, a short circuit may be determined and a signal indicating the short circuit may be generated.
A61B 18/12 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci par chauffage en faisant passer des courants à travers les tissus à chauffer, p.ex. des courants à haute fréquence
54.
Methods and devices for activating brown adipose tissue using electrical energy
Methods and devices are provided for activating brown adipose tissue (BAT). Generally, the methods and devices can activate BAT to increase thermogenesis, e.g., increase heat production in the patient, which over time can lead to weight loss. In one embodiment, a medical device is provided that activates BAT by electrically stimulating nerves that activate the BAT and/or electrically stimulating brown adipocytes directly, thereby increasing thermogenesis in the BAT and inducing weight loss through energy expenditure.
A61N 1/36 - Application de courants électriques par électrodes de contact courants alternatifs ou intermittents pour stimuler, p.ex. stimulateurs cardiaques
A61N 1/05 - Electrodes à implanter ou à introduire dans le corps, p.ex. électrode cardiaque
Various systems and methods for predicting metabolic and bariatric surgery outcomes are provided. The systems and methods can also provide predictions for non-surgical metabolic and bariatric treatments. In general, a user can receive predictive outcomes of multiple bariatric procedures that could be performed on a patient. In one embodiment, a user can electronically access a metabolic and bariatric surgery outcome prediction system, e.g., using one or more web pages. The system can provide predictive outcomes of one or more different bariatric surgeries for the patient based on data gathered from the user and on historical data regarding outcomes of the different bariatric surgeries. The system can additionally provide predictive outcomes for not having any treatment and/or a comparison of the predictive outcomes of the one or more different bariatric surgeries to the predictive outcomes for not having any treatment.
G06F 19/00 - Équipement ou méthodes de traitement de données ou de calcul numérique, spécialement adaptés à des applications spécifiques (spécialement adaptés à des fonctions spécifiques G06F 17/00;systèmes ou méthodes de traitement de données spécialement adaptés à des fins administratives, commerciales, financières, de gestion, de surveillance ou de prévision G06Q;informatique médicale G16H)
G01N 5/04 - Analyse des matériaux par pesage, p.ex. pesage des fines particules séparées d'un gaz ou d'un liquide en éliminant un constituant, p.ex. par évaporation, et en pesant le reste
A surgical stapling instrument (1) comprises a staple fastening assembly (4) in the distal region of said instrument, the staple fastening assembly (4) including a cartridge device (8) which comprises at least one closed row (17, 18) of staples and defines a wavy distal end surface (14), and an anvil (9) which defines a wavy proximal staple forming surface (20) substantially matching the distal end surface (14) and which is adapted to cooperate with the cartridge device (8) for forming the ends of the staples exiting from the cartridge device (8), wherein the distal end surface (14) and the staple forming surface (20) have a globally wavy shape including two opposite peaks (21) and two opposite valleys (22) angularly spaced at about 90° from the adjacent peaks (21) and in that said two-peaks-two-valleys wavy shape is formed by a stepped configuration of said surfaces (14, 20).
A61B 17/04 - Instruments, dispositifs ou procédés chirurgicaux, p.ex. tourniquets pour refermer les plaies ou les maintenir fermées, p.ex. agrafes chirurgicales; Accessoires utilisés en liaison avec ces opérations pour la suture des plaies; Supports ou emballages pour aiguilles ou matériaux de suture
A61B 17/10 - Instruments, dispositifs ou procédés chirurgicaux, p.ex. tourniquets pour refermer les plaies ou les maintenir fermées, p.ex. agrafes chirurgicales; Accessoires utilisés en liaison avec ces opérations pour poser ou retirer les clamps pour blessures; Chargeurs de clamps pour blessures
A61B 17/11 - Instruments, dispositifs ou procédés chirurgicaux, p.ex. tourniquets pour refermer les plaies ou les maintenir fermées, p.ex. agrafes chirurgicales; Accessoires utilisés en liaison avec ces opérations pour réaliser l'anastomose; Boutons pour anastomose
Various surgical devices are provided having mechanisms for preventing premature actuation of a cutting mechanism. These devices generally include a handle having one or more actuators and an effector disposed at a distal end of the device and configured to grasp tissue. When the end effector is in an open position, a firing actuator can be positioned so that it cannot be actuated by a user. For example, the firing actuator can be obstructed by a shield or arm when the end effector is in the open position. In other embodiments, the firing actuator can be hidden in a recess formed in the closure actuator until the end effector is moved to the closed position. When the end effector is in the closed position, the firing actuator can be engaged to advance a cutting mechanism, thereby cutting the tissue grasped by the end effector.
Surgical devices and methods are described herein that provide improved motor control and feedback, thereby combining advantages of manually-operated and powered surgical devices. In one embodiment, a surgical device includes a proximal handle portion (10) that includes a motor, a distal end effector (14) coupled to the handle portion, and a cutting element configured to cut tissue engaged by the end effector (14), wherein the motor is configured to supply power that moves the cutting element. The device also includes a motor control mechanism configured to cause the amount of the power to dynamically change in response to a manual user input when the cutting element is moving.
Various surgical devices and methods are provided for monitoring and regulating tissue compression and cutting to improve tissue effect. In general, these devices include a handle portion, an elongate shaft, and an effector disposed at a distal end of the shaft and configured to engage tissue. In one embodiment, one or more sensors can be positioned at various locations on the device and can determine a force applied to tissue engaged by the end effector. When the force exceeds a threshold, a notification signal can be issued to a user. In another embodiment, a sensor can determine an amount of current moving between jaws of the end effector and a controller can slow a speed of the cutting element when the sensed current exceeds a threshold amount.
A61B 17/29 - Pinces pour la chirurgie faiblement invasive
A61B 18/00 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci
A61B 17/285 - Pinces chirurgicales combinées à des instruments coupants
60.
METHODS AND DEVICES FOR CONTROLLING MOTORIZED SURGICAL DEVICES
Methods and devices for controlling motorized surgical devices are provided. In general, the methods and devices can allow a surgical device to grasp and cut tissue. In some embodiments, the device's motor can begin providing power for grasping and/or cutting tissue in response to an output from the device's sensor, the device can adjust power provided by the motor based on whether the device is clamping tissue or is being fired, the device can adjust an amount of power provided by the motor based on an amount of user-applied force to the device's actuator and/or can control drive direction of the motor based on the amount of the force, the device can maintain a force applied to the device, the device can self-shift the motor, and/or the device can adjust an amount of power provided to the device's end effector based on a degree of the end effector's closure.
A61B 17/072 - Agrafeuses chirurgicales pour appliquer une rangée d'agrafes en une seule opération
A61B 19/00 - Instruments, outillage ou accessoires pour la chirurgie ou le diagnostic non couverts par l'un des groupes A61B 1/00-A61B 18/00, p.ex. pour stéréotaxie, opération aseptique, traitement de la luxation, protecteurs des bords des blessures(masques de protection du visage A41D 13/11; blouses de chirurgien ou vêtements pour malades A41D 13/12; dispositifs pour retirer, traiter ou transporter les liquides du corps A61M 1/00)
Various embodiments are directed surgical devices and systems and methods for use with a surgical device to harvest energy from a surgical generator. The surgical device may comprise an energy storage device. The energy storage device may be in electrical communication with a surgical generator connection to provide energy from a surgical generator to charge the energy storage device and in electrical communication with at least one load component to be powered by the energy storage device. The surgical device may also comprise an end effector at least one energy element for treating tissue. The at least one energy element may be in electrical communication with the surgical generator connection to provide a therapeutic drive signal to the energy element.
A61B 18/12 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci par chauffage en faisant passer des courants à travers les tissus à chauffer, p.ex. des courants à haute fréquence
Methods and devices are provided for activating brown adipose tissue (BAT) with cooling. Generally, the methods and devices can activate BAT to increase thermogenesis, e.g., increase heat production in the patient, which over time can lead to weight loss and/or improved metabolic function. In one embodiment, a medical device is provided that activates BAT by cooling tissue having a high density of cold sensitive thermoreceptors and/or by cooling BAT depots directly, thereby increasing thermogenesis in the BAT and inducing weight loss and/or improved metabolic function through energy expenditure.
The disclosure provides various electrosurgical devices comprising a handle assembly comprising a valve having an input port and an output port. The input port is fluidically coupled to either an irrigation source or a suction source. At least one button is operatively coupled to the valve to control flow through the valve. At least one switch is provided to electrically couple energy from an energy source. A trigger and a shaft comprising a slidable element is operatively coupled to the trigger. An electrode is electrically coupled to the switch. The trigger is operable to position the slidable element relative to the electrode to conceal or expose the electrode. The handle assembly may comprise an articulating joint. The handle assembly may comprise a trigger lockout mechanism.
A process and system are disclosed for downloading sensor data, stored in a memory device of a surgical cutting and fastening instrument (10), to an external or remote computer device (2420). The process may involve storing data from one or more sensors (2002,2004,2006,2008,2010,2012) of a surgical cutting and fastening instrument in a memory device (2001) of a control unit (2400) of the surgical cutting and fastening instrument during a surgical procedure involving the surgical cutting and fastening instrument. During the surgical procedure, the data may be transmitted to a local wireless communication device (5820) that is then transmitted to a central database (5840) for data analysis. Feedback is then communicated from the central database to a user of the surgical device via the local wireless communication device.
A surgical clip is provided for ligating or transecting tissue, such as vessels, other tubular ducts, and the like and a surgical clip applier device for delivering and applying the surgical clip to the tissue. The surgical clip can include a spine and opposed arms extending from the spine where the arms can define a clamping length. In a resting state, the clip can be biased to a closed position such that the ends of each opposed arm are disposed in proximity to each other. With such biasing, when applied to a tissue, such as with a surgical clip applier, the clip can exert a positive clamping pressure to the tissue along the clamping length to seal the tissue and limit passage of fluids, such as blood, from the tissue.
A61B 17/10 - Instruments, dispositifs ou procédés chirurgicaux, p.ex. tourniquets pour refermer les plaies ou les maintenir fermées, p.ex. agrafes chirurgicales; Accessoires utilisés en liaison avec ces opérations pour poser ou retirer les clamps pour blessures; Chargeurs de clamps pour blessures
A61B 17/128 - Instruments, dispositifs ou procédés chirurgicaux, p.ex. tourniquets pour ligaturer ou comprimer par un autre moyen les parties tubulaires du corps, p.ex. les vaisseaux sanguins ou le cordon ombilical pour appliquer ou enlever les clamps ou les pinces
A61B 17/072 - Agrafeuses chirurgicales pour appliquer une rangée d'agrafes en une seule opération
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux, p.ex. tourniquets
A61B 90/00 - Instruments, outillage ou accessoires spécialement adaptés à la chirurgie ou au diagnostic non couverts par l'un des groupes , p.ex. pour le traitement de la luxation ou pour la protection de bords de blessures
66.
A METHOD FOR APPLYING A SURGICAL CLIP HAVING A COMPLIANT PORTION
A method of applying a surgical clip, wherein the clip has a rigid portion with a pair of opposed first and second leg members having proximal and distal ends and a knee portion formed therebetween. The clip also has an apex with opposed ends joining the proximal ends of the first and second leg members, and a compliant portion formed on an inner surface of at least one of the first and second leg members. The method includes the step of placing the opposed first and second leg members around a tissue to be ligated, and deforming the opposed first and second leg members towards each other. The method further comprises releasing the first and second leg members to cause a separation of the first and second leg members, wherein the separation is less than the total of thickness of the compliant portion and the thickness of the tissue within the first and second leg members.
A medical device for use in surgery made of a metal having a first hard coating layer applied to the metal, a second PTFE coating layer applied to the hard coating, and a third soap based lubricant coating layer applied to the PTFE layer.
A61B 17/29 - Pinces pour la chirurgie faiblement invasive
A61B 17/072 - Agrafeuses chirurgicales pour appliquer une rangée d'agrafes en une seule opération
C10M 177/00 - Méthodes particulières de préparation des compositions lubrifiantes; Modification chimique par post-traitement des constituants ou de la composition lubrifiante elle-même, non couverte par d'autres classes
C10M 111/04 - Compositions lubrifiantes caractérisées en ce que le matériau de base est un mélange d'au moins deux composés couverts par plus d'un des groupes principaux , chacun de ces composés étant un composé essentiel l'un d'eux, au moins, étant un composé organique macromoléculaire
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux, p.ex. tourniquets
C23C 18/12 - Revêtement chimique par décomposition soit de composés liquides, soit de solutions des composés constituant le revêtement, ne laissant pas de produits de réaction du matériau de la surface dans le revêtement; Dépôt par contact par décomposition thermique caractérisée par le dépôt sur des matériaux inorganiques, autres que des matériaux métalliques
A medical device for use in surgery made of a metal having a first hard coating layer applied to the metal, a second PTFE coating layer applied to the hard coating, and a third soap based lubricant coating layer applied to the PTFE layer.
An electrosurgical device is disclosed. The electrosurgical device includes a handle, a shaft extending distally from the handle, and an end effector coupled to a distal end of the shaft. The end effector comprises a first electrode and a second electrode. The second electrode includes a first position and a second position. The second electrode is configured to move from the first position to the second position when a force is applied to the end effector by a tissue section. The first electrode and the second electrode define a treatment area when the second electrode is in the second position.
A61B 18/08 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci par chauffage à l'aide de sondes chauffées électriquement
A61B 18/12 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci par chauffage en faisant passer des courants à travers les tissus à chauffer, p.ex. des courants à haute fréquence
A61B 19/00 - Instruments, outillage ou accessoires pour la chirurgie ou le diagnostic non couverts par l'un des groupes A61B 1/00-A61B 18/00, p.ex. pour stéréotaxie, opération aseptique, traitement de la luxation, protecteurs des bords des blessures(masques de protection du visage A41D 13/11; blouses de chirurgien ou vêtements pour malades A41D 13/12; dispositifs pour retirer, traiter ou transporter les liquides du corps A61M 1/00)
A61B 18/00 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci
70.
INTEGRATED SYSTEMS FOR ELECTROSURGICAL STEAM OR SMOKE CONTROL
A medical device includes an end effector configured to apply bipolar energy to target tissue along a working portion thereof and a fluid control system to control the flow of a fluid produced when the end effector applies the bipolar energy to heat the target tissue. The fluid control system includes a fluid path element defining a fluid path, a distal fluid port configured to intake the fluid adjacent to the working portion of an end effector for transport through the fluid path, and a proximal fluid port configured to intake the fluid transported through the fluid path and to exhaust the transported fluid.
A medical device includes an end effector and a fluid control system configured to control fluid generated when the end effector applies energy to target tissue and includes a fluid path element having one or more fluid paths. The one or more fluid paths include a distal fluid port positioned adjacent to a working portion of the end effector and a proximal fluid port fluidically coupled to a supply and transport element. The supply and transport element is configured to one of evacuate and supply fluid adjacent to the working portion of the end effector. The supply element may be operatively coupled to an activation element configured to activate the supply and transport element when end effector applies energy to the target tissue.
A clip (100) is provided that can be used for ligating tissue, such as vessels, other tubular ducts, and the like. The clip has opposed first and second leg members (120, 140) having proximal and distal ends. The proximal end of each leg member is connected by an apex (220). The clip has a compliant portion (110) formed on the inner surface of at least one of the first and second leg members. The compliant portion can fill gaps left by springback of the clip after formation.
A clip (100) is provided that can be used for ligating tissue, such as vessels, other tubular ducts, and the like. The clip has opposed first and second leg members (120, 140) having proximal and distal ends. The proximal end of each leg member is connected by an apex (220). The clip has a compliant portion (110) formed on the inner surface of at least one of the first and second leg members. The compliant portion can fill gaps left by springback of the clip after formation.
An instrument (100) for clamping a surgical clip (10) has a handle assembly (170), a shaft assembly (140), and an end effector (110). The handle assembly has a trigger (174) and an articulation knob (172). The shaft assembly has an outer ground tube (160), a middle articulation tube (150), and a push/pull tube (142) disposed within the middle articulation tube. The trigger is operable to cause longitudinal translation of the push/pull tube. The outer ground tube and the middle articulation tube present mating angled faces (152,162) sloped in opposing directions. Rotation of the articulation knob causes rotation of the middle articulation tube. Rotation of the middle articulation tube changes the orientation of the angled faces and thus causes articulation of the middle articulation tube and the push/pull tube. The end effector has a pair of jaws (120,130) configured to apply a surgical clip to a vessel. Longitudinal translation of the push/pull tube causes closure of the pair of jaws.
A61B 17/10 - Instruments, dispositifs ou procédés chirurgicaux, p.ex. tourniquets pour refermer les plaies ou les maintenir fermées, p.ex. agrafes chirurgicales; Accessoires utilisés en liaison avec ces opérations pour poser ou retirer les clamps pour blessures; Chargeurs de clamps pour blessures
A61B 17/128 - Instruments, dispositifs ou procédés chirurgicaux, p.ex. tourniquets pour ligaturer ou comprimer par un autre moyen les parties tubulaires du corps, p.ex. les vaisseaux sanguins ou le cordon ombilical pour appliquer ou enlever les clamps ou les pinces
A61B 17/29 - Pinces pour la chirurgie faiblement invasive
A duodenal sleeve assembly comprises a sleeve, an expandable sealing member, a tether, and an expandable anchor. The sleeve is secured to the sealing member. The tether couples the anchor with the sealing member. A deployment instrument comprises a shaft assembly, a first retention member, and a second retention member. The first retention member selectively secures the sealing member to the shaft assembly. The second retention member selectively secures the anchor to the shaft assembly. When the first retention member is released, the sealing member expands outwardly to seal the proximal end of the sleeve against the mucosa of the patient's duodenum. When the second retention member is released, the anchor expands outwardly within the stomach to anchor the sleeve assembly relative to the stomach. The tether traverses the pylorus. The sleeve isolates chyme from enzymes in the duodenum; and the mucosa of the duodenum from nutrients in the chyme.
A61M 5/00 - Dispositifs pour faire pénétrer des agents dans le corps par introduction sous-cutanée, intravasculaire ou intramusculaire; Accessoires à cet effet, p.ex. dispositifs de remplissage ou de nettoyage, appuis-bras
A61F 5/00 - Procédés ou dispositifs d'orthopédie pour le traitement non chirurgical d'os ou articulations; Dispositifs pour donner des soins
A61F 2/04 - Prothèses implantables dans le corps Éléments ou organes creux ou tubulaires, p.ex. vessies, trachées, bronches ou voies biliaires
A duodenal sleeve assembly comprises a sleeve, an expandable sealing member, a tether, and an expandable anchor. The sleeve is secured to the sealing member. The tether couples the anchor with the sealing member. A deployment instrument comprises a shaft assembly, a first retention member, and a second retention member. The first retention member selectively secures the sealing member to the shaft assembly. The second retention member selectively secures the anchor to the shaft assembly. When the first retention member is relelased, the sealing member expands outwardly to seal the proximal end of the sleeve against the mucosa of the patient's duodenum. When the second retention member is released, the anchor expands outwardly within the stomach to anchor the sleeve assembly relative to the stomach. The tether traverses the pylorus. The sleeve isolates chyme from enzymes in the duodenum; and the mucosa of the duodenum from nutrients in the chyme.
An apparatus comprises a sleeve, a seal, and an anchor assembly. The sleeve is flexible and non-permeable and is configured to fit in a duodenum. The seal is positioned at the proximal end of the sleeve and is configured to seal the proximal end of the sleeve against the stomach mucosa, the pylorus, or the duodenum mucosa. The anchor assembly comprises a pair of a traumatic anchor ends and a resilient member positioned between the anchor ends. At least a portion of the resilient member extends along at least a portion of the length of the sleeve. The resilient member is configured to bias the anchor ends generally toward each other, to thereby substantially anchor the sleeve in the duodenum. The sleeve is configured to prevent chyme from contacting the mucosa of the duodenum; and to prevent enzymes excreted in the duodenum from mixing with chyme in the duodenum.
The disclosure provides various apparatuses comprising a shaft section extending longitudinally along a first plane. An end effector comprises a first jaw and a second jaw configured to pivotally open and close in a second plane relative to the first plane about a pivot point. The first plane is orthogonal to the second plane. An articulation section is disposed between the shaft section and the end effector. The articulation section is configured to articulate in the second plane relative to the first plane in response to a rotatable articulation control mechanism. Also disclosed are configuration where at least one of the first and second jaws comprises an electrode. Also disclosed are configurations in which the end effector pivots and articulates about the same pivot point.
A61B 17/22 - Instruments, dispositifs ou procédés chirurgicaux, p.ex. tourniquets pour l'élimination non prévue ailleurs des obstructions dans les vaisseaux sanguins
A61B 19/00 - Instruments, outillage ou accessoires pour la chirurgie ou le diagnostic non couverts par l'un des groupes A61B 1/00-A61B 18/00, p.ex. pour stéréotaxie, opération aseptique, traitement de la luxation, protecteurs des bords des blessures(masques de protection du visage A41D 13/11; blouses de chirurgien ou vêtements pour malades A41D 13/12; dispositifs pour retirer, traiter ou transporter les liquides du corps A61M 1/00)
A61B 17/29 - Pinces pour la chirurgie faiblement invasive
An apparatus comprises a sleeve, a seal, and an anchor assembly. The sleeve is flexible and non-permeable and is configured to fit in a duodenum. The seal is positioned at the proximal end of the sleeve and is configured to seal the proximal end of the sleeve against the stomach mucosa, the pylorus, or the duodenum mucosa. The anchor assembly comprises a pair of atraumatic anchor ends and a resilient member positioned between the anchor ends. At least a portion of the resilient member extends along at least a portion of the length of the sleeve. The resilient member is configured to bias the anchor ends generally toward each other, to thereby substantially anchor the sleeve in the duodenum. The sleeve is configured to prevent chyme from contacting the mucosa of the duodenum; and to prevent enzymes excreted in the duodenum from mixing with chyme in the duodenum.
A surgical stapler (10) has a body (20), a shaft assembly (30) extending distally from the body, and an end effector (100) coupled with a distal end of the shaft assembly. The end effector has a stapling head assembly (110), an anvil (150), and a vacuum port (130). The vacuum port is operable to draw tissue (2) between the stapling head assembly and the anvil. The anvil is operable to move toward and away from the stapling head assembly to thereby capture the tissue drawn between the stapling head assembly and the anvil. The stapling head assembly comprises a plurality of wheel assemblies (180, 210) and staple cartridges (230). At least one wheel assembly is operable to rotate to thereby move the anvil toward and away from the body. The remaining wheel assemblies are operable to rotate to thereby drive staples through the captured tissue. The body includes user input features (24, 25) operable to drive the wheel assemblies.
An implantable system for stimulating the release of satiety hormone in a subject comprises a stimulus device which is implantable in the subject and adapted to apply an electrical stimulus to a tissue of a gastrointestinal system of said subject, and a detection device which is implantable in the subject and adapted to continuously monitoring at least one of a mechanical characteristic and an electrical characteristic of the subject to detect an ingestion of food by said subject, wherein the detection device cooperates with the stimulus device such that the stimulus device applies said electrical stimulus in response to a detected ingestion of food.
A61N 1/36 - Application de courants électriques par électrodes de contact courants alternatifs ou intermittents pour stimuler, p.ex. stimulateurs cardiaques
A61N 1/05 - Electrodes à implanter ou à introduire dans le corps, p.ex. électrode cardiaque
A61F 5/00 - Procédés ou dispositifs d'orthopédie pour le traitement non chirurgical d'os ou articulations; Dispositifs pour donner des soins
Provided herein are medical apparatuses and methods and more particularly devices and methods for positioning and anchoring a lining to a hollow body organ, such as a stomach, intestine or gastrointestinal tract. For example, in one embodiment, an endoluminal applier includes a fastening assembly configured to receive tissue and lining, a suction device configured to acquire tissue and lining, and a stitching mechanism configured to stitch into the fastening cavity and to apply a running suture to the tissue portion and lining.
A61B 17/04 - Instruments, dispositifs ou procédés chirurgicaux, p.ex. tourniquets pour refermer les plaies ou les maintenir fermées, p.ex. agrafes chirurgicales; Accessoires utilisés en liaison avec ces opérations pour la suture des plaies; Supports ou emballages pour aiguilles ou matériaux de suture
A61B 17/11 - Instruments, dispositifs ou procédés chirurgicaux, p.ex. tourniquets pour refermer les plaies ou les maintenir fermées, p.ex. agrafes chirurgicales; Accessoires utilisés en liaison avec ces opérations pour réaliser l'anastomose; Boutons pour anastomose
A system for stimulating the release of satiety hormone in a subject comprises a stimulus device (1) having a tissue engaging portion (2) intended to be placed in contact with a target tissue (3) of a gastrointestinal system of the subject, a movement device (15) linked with the tissue engaging portion (2) and operable to move the tissue engaging portion (2), thereby mechanically stimulating the target tissue (3), and an anchoring device for permanently fastening the stimulus device (1) in a target location at the gastrointestinal system such that the tissue engaging portion (2) engages the target tissue (3).
A61H 23/00 - Massage par percussion ou vibration, p.ex. en utilisant une vibration ultrasonique; Massage par succion-vibration; Massage avec des membranes mobiles
A61F 5/00 - Procédés ou dispositifs d'orthopédie pour le traitement non chirurgical d'os ou articulations; Dispositifs pour donner des soins
Methods and devices are provided for performing various procedures using interchangeable end effectors. In general, the methods and devices allow a surgeon to remotely and selectively attach various interchangeable surgical end effectors to a shaft located within a patient's body, thus allowing the surgeon to perform various procedures without the need to remove the shaft from the patient's body. In an exemplary embodiment, multiple end effectors can be introduced into a body cavity. The end effectors can be disassociated or separate from one another such that they float within the body cavity. A distal end of a shaft can be positioned within the body cavity and it can be used to selectively engage one of the end effectors. In particular, the device can be configured to allow each end effector to be remotely attached and detached from the distal end of the shaft.
An apparatus for operating on tissue comprises a body, a lever, an end effector, and a tissue severing assembly. The end effector has a pair of jaws configured to open and close on tissue. The end effector is also capable of delivering RF energy to the tissue. The lever is configured to drive the pair of jaws. The tissue severing assembly comprises a trigger having at least one elongate member, at least one gear, and a firing beam. The trigger may also comprise a button operable to activate the RF energy. The firing beam is operable to sever tissue captured between the jaws. The at least one elongate member, at least one gear, and firing beam are associated such that longitudinal movement of the trigger in a first direction causes longitudinal movement of the firing beam in a second direction.
A61B 18/00 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci
An apparatus for operating on tissue comprises a handpiece, an elongate shaft, an end effector, a firing beam, and a modular motor. The end effector has a pair of jaws configured to open and close upon tissue. The firing beam comprises a blade insert with a sharp edge operable to sever tissue captured within the end effector. The modular motor is insertable into the handpiece. The modular motor comprises a drive gear that engages a plurality of components disposed within the handpiece. Rotation of the drive gear drives longitudinal translation of the firing beam within the elongate shaft. Longitudinal translation of the firing beam opens and closes the jaws of the end effector relative to tissue. Longitudinal translation of the firing beam also severs tissue captured between closed jaws of the end effector.
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux, p.ex. tourniquets
A61B 18/00 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci
87.
SURGICAL INSTRUMENT HAVING KNIFE BAND WITH CURVED DISTAL EDGE
An end effector for operating on tissue comprises a first jaw, a second jaw, a firing beam, and a support band. The first jaw is movable toward the second jaw to capture tissue. The first jaw has a first slot and the second jaw has a second slot. The firing beam and the support band are coupled together and are positioned to translate through the first and second slots of the jaws. The firing beam presents a sharp distal edge for severing tissue captured between the jaws. The support band presents a curved distal end. The sharp distal edge of the firing beam is partially covered and partially exposed by the curved distal end of the support band.
A surgical instrument, in at least one form, includes an end effector and a power module 10. The power module may include a first motion conversion assembly 16. The first motion conversion assembly includes a first rotary drive 22 and a first axial drive 24 operably coupled to the first rotary drive. The power module may further include a second motion conversion assembly 18 which may include a second rotary drive 26 and a second axial drive 28 operably coupled to the second rotary drive. The power module may further include a motor 14 configured to generate at least one rotational motion to actuate the end effector and a transmission assembly configured to selectively engage the motor with the first rotary drive and the second rotary drive, wherein the motor is concentrically arranged with the first rotary drive and the second rotary drive.
A surgical apparatus comprises a body, an ultrasonic transducer, a shaft, an acoustic waveguide, an articulation section, and an end effector. The ultrasonic transducer is operable to convert electrical power into ultrasonic vibrations. The shaft couples the end effector and the body together. The acoustic waveguide is coupled with the transducer. The end effector comprises a clamp arm and an ultrasonic blade in acoustic communication with the ultrasonic transducer. The clamp arm is configured to pivot toward and away from the ultrasonic blade. The shaft assembly comprises an inner tube configured to longitudinally translate to thereby pivot the clamp arm toward and away from the ultrasonic blade. A distal portion of the inner tube is operable to flex to thereby accommodate pivoting of the clamp arm.
An apparatus for operating on tissue includes an end effector having a first jaw, a second jaw, a first blade, and a second blade. The second jaw pivots relative to the first jaw from an open position to a closed position. The first blade moves from a proximal position to a distal position to pivot the second jaw to the closed position. The second blade moves from a proximal position to a distal position when the second jaw is in the open position. The second blade is exposed between the first and second jaws when the second blade is in the distal position.
An apparatus is operable to provide an anastomosis coupling two hollow organs, such as a duodenum and ileum. The apparatus includes a first component that is inserted through an enterotomy in a first hollow organ and a second component that is inserted through an enterotomy in a second hollow organ. The first and second components are brought together to o align the enterotomies and compress apposed layers of tissue adjacent to the enterotomies. The compressed tissue eventually necroses and the apparatus may be removed or simply pass through the hollow organ. Each component may include a set of pivoting links and a resilient member that is configured to both bias the links to an expanded configuration and grip the tissue adjacent to the enterotomy. The components may include magnets that secure the positioning of the components relative to each other and provide a compressive force on the apposed tissue.
A61B 17/11 - Instruments, dispositifs ou procédés chirurgicaux, p.ex. tourniquets pour refermer les plaies ou les maintenir fermées, p.ex. agrafes chirurgicales; Accessoires utilisés en liaison avec ces opérations pour réaliser l'anastomose; Boutons pour anastomose
92.
MOTOR DRIVEN SURGICAL INSTRUMENTS WITH LOCKABLE DUAL DRIVE SHAFTS
Motor driven surgical instruments that include a first rotary drive system and a second rotary drive system. Various forms include a transmission assembly that is selectively shiftable between a first drive position wherein rotary motion generated by the motor is transferred to the first rotary drive system and a second drive position wherein rotary motion generated by the motor is transferred to the second rotary drive system. Various forms further include a locking assembly configured to mechanically prevent rotation of the second rotary drive system when the transmission assembly is in the first drive position as well as to prevent rotation of the first rotary drive system when the transmission assembly is in the second drive position.
A surgical instrument can comprise an end effector, a first drive configured to perform a first end effector function, a second drive configured to perform a second end effector function, and a rotatable shaft. The rotatable shaft can comprise a first thread, wherein the first drive is engageable with the first thread to perform the first end effector function, and a second thread, wherein the second drive is engageable with the second thread to perform the second end effector function, and wherein the first thread is at least partially co-extensive with or overlaps the second thread.
A surgical instrument system is disclosed. The surgical instrument system can include a handle and a plurality of shafts which can be selectively assembled to the handle. Each shaft can include a system of sensors which can direct the operation of the handle during use.
A surgical instrument can comprise a handle, a motor, and a shaft extending from the handle. The handle and/or the shaft can define a longitudinal axis. The surgical instrument can further comprise a fastener cartridge comprising a plurality of fasteners removably stored therein, an anvil configured to deform the fasteners, a closure drive configured to move the anvil toward and away from the fastener cartridge which is rotatable about the longitudinal axis, and a firing drive configured to deploy the fasteners from the fastener cartridge which is rotatable about the longitudinal axis. The surgical instrument can further comprise a transmission comprising a first operating configuration which connects the motor to the closure drive and a second operating configuration which connects the motor to the firing drive.
A surgical end effector for use in connection with a surgical instrument. In one form the end effector includes an end effector housing that is configured for operable attachment to the surgical instrument. A first end effector drive system is configured to linearly move a first end effector actuator between a first linear position and a second linear position in response to first rotary motions applied thereto by the surgical instrument. A second end effector drive system is configured to linearly move a second end effector actuator between a beginning and ending position in response to second rotary motions applied thereto by the surgical instrument. The instrument further includes a status assembly arrangement for provide an indication on the end effector housing of a linear location of at least one of the first and second end effector actuators.
A surgical instrument can comprise a first jaw, a second jaw comprising a fastener cartridge, and a closing system. The closing system can comprise a closure member configured to engage the first jaw and move the first jaw toward the second jaw. A pivot can pivotably couple the first jaw to the second jaw. The closure member can engage the first jaw at a location which is distal with respect to the pivot. The closure member and the first jaw can include a cam pin/cam slot arrangement which increases the leverage or mechanical advantage that the closure member applies to the first jaw as the first jaw is moved from an open position to a closed position. The surgical instrument can further comprise a first motor configured to operate the closing system and a second motor configured to operate a firing system configured to eject fasteners from the fastener cartridge.
A drive system for a surgical instrument is disclosed. The system can comprise a drive assembly, a first output assembly, and a second output assembly. The drive assembly can be coupled to a motor, and can operably transmit a force from the motor to the first output assembly and/or the second output assembly. The drive system can further comprise a shifter assembly, which can shift engagement of the drive assembly between the first output assembly and the second output assembly. A spring-loaded latch for releasably securing a drive member of n handle to a drive member socket of a coupling arrangement in a surgical end effector is also disclosed.
Coupling systems for removably coupling dual rotary drive shafts of a surgical instrument to corresponding driven shafts of a surgical end effector. The surgical instrument may include a first rotary drive shaft that includes a first drive shaft axis and a second rotary drive shaft that includes a second drive shaft axis. The second drive shaft axis may be offset from and parallel with the first drive shaft axis. The coupling systems may facilitate simultaneous operable attachment of the first and second drive shafts of the surgical instrument with corresponding first and second driven shafts of a surgical end effector such that rotation of the first drive shaft rotates the first driven shaft and rotation of the second drive shaft rotates the second driven shaft.
A61B 17/072 - Agrafeuses chirurgicales pour appliquer une rangée d'agrafes en une seule opération
A61B 19/00 - Instruments, outillage ou accessoires pour la chirurgie ou le diagnostic non couverts par l'un des groupes A61B 1/00-A61B 18/00, p.ex. pour stéréotaxie, opération aseptique, traitement de la luxation, protecteurs des bords des blessures(masques de protection du visage A41D 13/11; blouses de chirurgien ou vêtements pour malades A41D 13/12; dispositifs pour retirer, traiter ou transporter les liquides du corps A61M 1/00)
100.
DRIVE SYSTEM DECOUPLING ARRANGEMENT FOR A SURGICAL INSTRUMENT
A surgical end effector (1000) is disclosed. The surgical end effector can comprise a shaft (1080) and a pair of jaws (1020,1040). The surgical end effector can further comprise a housing (1010) and a drive system, which can be positioned within the housing (12). The drive system can comprise a proximal assembly and a distal assembly, wherein the proximal assembly can be releasably coupled to the distal assembly by a pin (3099).
