Abstract: Particular embodiments disclosed herein provide a surgical instrument comprising a device having a proximal end and a functional end configured to be inserted into a body part, an assembly having a proximal end and a distal end, a shaft coupled to the proximal end of the assembly, the shaft having a shaft housing, a bearing positioned around the assembly, wherein the bearing is configured to slide over the assembly, a hub having a sleeve tube. The basket comprises a plurality of grooved levers, each grooved lever having a proximal end received by the shaft housing and a distal end coupled to a tip of the basket, wherein compressing one or more of the plurality of grooved levers moves the bearing and the hub relative to the shaft and toward the functional end of the device, causing the sleeve tube to transition the device from the deactivated state to an activated state.

Abstract: A biopsy device may include a first jaw having a first distal tip configured to pierce tissue, and a second jaw movable relative to the first jaw between a closed configuration where the first jaw and the second jaw are axially aligned, and an open configuration where the first jaw and the second jaw are offset from one another, the second jaw having a second distal tip proximal to the first distal tip in the closed configuration.

Abstract: A fluid control apparatus includes a first major plate, a piezoelectric device, a second major plate, a peripheral plate, a first film, and a second film. The first film is provided on a side of the first major plate that faces a pump chamber. The first film is provided on a first major surface in such a manner as to have a movable portion one end of which serves as a movable end. The second film is provided on a side of the second major plate that faces the pump chamber. The second film is provided on a third major surface in such a manner as to have a movable portion one end of which serves as a movable end. The first film and the second film are positioned between a first opening provided in the first major plate and a second opening provided in the second major plate.

Abstract: Surgical tool systems and methods of use thereof for performing endoscopic surgical procedures, which systems include a handpiece and a surgical accessory which detachably connects to the handpiece. The surgical accessory has a distal end which defines a cutting head incorporating two different types of tissue-treating areas.

Abstract: An electrocautery device with a retractable suction tube is described. The electrocautery device includes a suction tube assembly that can move between an extended or retracted position using vacuum force generated by a suction source. In some embodiments, the suction tube assembly automatically locks into the extended position when extended such that axial force cannot cause the suction tube assembly to retract. The device may be suitable for use in laparoscopic procedures. The suction tube may be coaxially aligned with the electrocautery tip.

Abstract: A medical device includes a hollow tubular connector having a first open end and a second open end, the first open end configured to be connected to a suction port of a surgical cutting device, and the second open end configured to be connected to a source of pressurized air, the hollow tubular connector including a first seal located proximate the first open end and having a first diameter, the first seal being configured to sealingly accommodate a tubular shank, of a first diameter, of a blade of the surgical cutting device.

Abstract: A medical device is disclosed that can help prevent an object existing in a body lumen from clogging a lumen of an elongated member. The medical device including an elongated member having a lumen extending in an axial direction; an insertion member inserted in the lumen of the elongated member on a distal side of the lumen; and a breaking member fixed on an inner surface of the elongated member such that a gap is formed between the insertion member and the breaking member in the lumen of the elongated member on the distal side, and wherein the breaking member exerts a shearing force or a stretching force to the object by rotating relative to the insertion member while the object is between the insertion member and the breaking member.

Abstract: A system for attachment of a device to a bone is provided. The system includes an internal axial rod with a proximal and distal end that is configured to be inserted and secured into a bone cavity's distal end. The system can also include an internal-external transfer rod with a proximal and distal end mounted into the distal end of the axial rod and a central channel extending through the transfer rod from the proximal end to the distal end and a plurality of attachment rings for attaching at least one tissue or muscle group to the transfer rod. The system also includes a bio-compatible and bio-occlusive artificial membranes (BIOCAMS) lamina, wherein the lamina includes either a polyetheretherketone (PEEK) mesh, a biocompatible polymer, a carbon fiber polymer, an artificial tissue polymer, molded donor tissue, allogenic tissue, a collagen/hyaluronic acid-based tissue, or connective tissue biosynthetic substrate material suitable as webbing.

Abstract: Disclosed is a system to power a tool. The tool may be powered in a selected manner that may have irrigation and/or coolant provided therewith. The irrigation and cooling fluid may be provided at substantially at a working end and/or distal end of the instrument assembly.

Abstract: Some embodiments provide a soft tissue device, such as a transverse carpal ligament cutting device having one or more balloons that are deflated when the device is in an inactive position and are inflated when the device is in an active position. Other embodiments provide a soft tissue cutting method, such as a method of cutting a transverse carpal ligament that uses a soft tissue cutting device.

Abstract: Tissue is resected and extracted from an interior location in a patient's body using a probe or tool which both effects resection and causes vaporization of a liquid or other fluid to propel the resected tissue through an extraction lumen of the resecting device. Resection is achieved using an electrosurgical electrode assembly including a first electrode on a resecting member and a second electrode within a resection probe or tool. Over a first resecting portion, radio frequency current helps resect the tissue and over a second or over transition region, the RF current initiates vaporization of the fluid or other liquid to propel the tissue from the resection device. In one embodiment, an extending element extends from a housing and into a channel in a resecting member as the resecting member moves toward a distal position.

Abstract: A surgical instrument includes a body, a shaft assembly, an end effector, a stapling assembly, and a drive system. The shaft assembly extends distally from the body. The end effector is disposed on a distal end of the shaft assembly and includes a first jaw and a second jaw. The stapling assembly is supported by one of the first jaw or the second jaw of the end effector. The drive system includes a shift mechanism configured to selectively modify a mechanical advantage of a drive input driven by a motor and used to power one or more functions associated with operation of the end effector.

Abstract: Handling device for the formation of a disassemblable medical instrument comprises a first component, a second component, which can be moved relative to the first component, a coupling device on the second component, wherein the coupling device is designed and arranged in order to be coupled to a corresponding coupling device at the proximal end of a force transmission device within a working range of positions of the second component and in order not to be coupled to a corresponding coupling device at the proximal end of a force transmission device in a release position of the second component, and a guiding device on the first component for guiding a corresponding coupling device at the proximal end of a force transmission device within a transitional range between one end of the working range and the release position.

Abstract: A catheter device 10 with a cutting structure or means 16 on the distal portion 14 is disclosed, along with a medical procedure for using the device. The catheter 10 is configured in such a way as to create a permanent interatrial aperture in the heart, including creating a permanent interatrial hole and/or removing tissue.

Abstract: An endoscopic treatment method includes: inserting an endoscope into a digestive tract; forming a damaged area in at least a portion of the digestive tract along a circumferential direction by performing cauterizing while keeping a mucosal layer by observing with the endoscope; and forming an incomplete stenosis in the digestive tract, while restoring the damaged area, wherein the damaged area is formed by causing damage to a mucosal base layer, the mucosal base layer having an interface that contacts a submucosal layer.

Abstract: A tissue removal device, and methods of using the same, are described. An exemplary detachable, handheld tissue removal device comprises a hand piece and a blade assembly removably attachable to the hand piece. The blade assembly includes a rotatable resection member driven to rotate and surgically remove tissue from a target tissue site, and a coupling assembly including a locking member to detachably couple the blade assembly to the hand piece and operatively enable or disable the rotation of the blade assembly relative to the hand piece. The rotation of the blade assembly causes a change in rotating angle of the blade assembly. The coupling assembly can secure the rotating angle of the blade assembly during the tissue resection procedure.

Abstract: A coring device, for forming an opening in a tissue wall, includes a body having a proximal end, a distal end and an internal housing, a coring head having a transection blade and being movable between a rest position and an actuated position, an actuation mechanism for moving the head between the positions and having an actuation rod, at one end of which the head is placed, a lumen extending through at least the proximal end of the body, actuation rod and coring head in order to allow passage of a flexible guide element, and the distal end of the body forms a support for a surgical tool configured to receive a hollow surgical tool with a positive fit and to support this tool to permit linear guiding of the surgical tool during the movement of the latter toward the outside of the coring device.

Abstract: Some embodiments provide a soft tissue device, such as a transverse carpal ligament cutting device having one or more balloons that are deflated when the device is in an inactive position and are inflated when the device is in an active position. Other embodiments provide a soft tissue cutting method, such as a method of cutting a transverse carpal ligament that uses a soft tissue cutting device.

Abstract: A surgical tool having an inner drive hub coupled to an inner shaft, the inner drive hub having a boss; an outer hub coupled to a hollow outer shaft, the outer drive hub having at least one hole; and a seal having a body and at least one tab; wherein the inner drive hub and the inner shaft are configured for insertion inside the outer hub and the hollow outer shaft such that the boss is positioned distally to the at least one hole; and the seal body is positioned outside of the outer hub and the at least one tab extends through the at least one hole and proximally to the boss to removably couple the inner drive hub and the inner shaft to the outer hub and the hollow outer shaft.

Abstract: An apparatus and method for the treatment of intravascular medical conditions is provided. The device comprising a handle assembly, an expandable portion defined by a plurality of struts oriented along a longitudinal axis and a tip member affixed to a distal end of the struts. The struts are moveable between a collapsed and an expanded position. A catheter tube extends from the handle assembly to the expandable portion. An elongate member is disposed within the catheter tube and is in communication with the handle assembly and the tip member.

Abstract: The various embodiments herein relate to releasable attachment devices for use with surgical tools that include a fixed jaw fixedly coupled to a joint housing, a moveable jaw rotationally coupled to the joint housing, and an actuation mechanism operably coupled to the joint housing.

Abstract: A flexible cannula device includes a solid cannula shaft, a solid cannula tip including an opening, and a coil positioned between and welded to the cannula shaft and cannula tip, the cannula shaft, coil, and cannula tip forming a lumen in fluid communication with the opening. A flexible cannulated drill includes a solid cannula shaft, a solid cannula tip shaped to drill through tissue, a coil positioned between and welded to the cannula shaft and cannula tip, and a handle connected to the cannula shaft. The coil can be a double helix coil comprising an inner coil within an outer coil. A tube inside the coil prevents fluid from leaking between rings of the coil. A cannula system includes an introducer needle and the flexible cannula device. A screw mechanism can adjust a length that the flexible cannula device extends beyond a distal end of the introducer needle.

Abstract: A catheter extraction tool has a head that can be placed in position to significantly surround a diameter of a catheter. The head is shaped to have a low enough profile above the catheter to allow the head to be slid down the catheter and into a subdermal region in which the catheter is subdermal with respect to a patient. The head of the catheter extraction tool is expanded sufficiently to slide the head over a catheter cuff located in the subdermal region. After the head of the catheter extraction tool slides over the catheter cuff, the head is contracted to engage the catheter so that a user can pull the catheter out of the patient using the catheter extraction tool.

Abstract: Methods and apparatuses for performing an orthopedic procedure in the sacroiliac region are disclosed. In one form, an aperture is formed that at least partially extends through at least one of an ilium and a sacrum. An undercutting system is inserted into the aperture. The undercutting system may include an insertion apparatus, a probe assembly, and a cutting assembly. The probe assembly is moved with respect to the insertion apparatus from a retracted position to an extended position. The probe assembly is manipulated within a joint between the ilium and the sacrum while the probe assembly is in the extended position. The cutting assembly is moved with respect to the insertion apparatus from a retracted position to an extended position. The cutting assembly is manipulated within the joint between the ilium and the sacrum while the cutting assembly is in the extended position to form a fusion region.

Abstract: Knot pushers and suture cutter apparatuses to be used arthroscopically, for example, in an arthroscopic knee surgery may be operated with a single control to both lock the suture within the distal end of the apparatus and cut the suture once the knot has been pushed to the appropriate location. The apparatus may include a safety lock preventing deployment of the cutter until the safety lock (e.g., cutter release) has been released.

Abstract: Some embodiments provide a soft tissue device, such as a transverse carpal ligament cutting device having one or more balloons that are deflated when the device is in an inactive position and are inflated when the device is in an active position. Other embodiments provide a soft tissue cutting method, such as a method of cutting a transverse carpal ligament that uses a soft tissue cutting device.

Abstract: A surgical instrument includes a first member defining an axis and including a cutting surface. A second member includes a cutting surface that is rotatable relative to the first member. A third member includes an outer surface. The cutting surface of the second member is rotatable relative to the outer surface to transfer the cut tissue along the axis. Systems and methods are disclosed.

Abstract: Tissue is resected and extracted from an interior location in a patient's body using a probe or tool which both effects resection and causes vaporization of a liquid or other fluid to propel the resected tissue through an extraction lumen of the resecting device. Resection is achieved using an electrosurgical electrode assembly including a first electrode on a resecting member and a second electrode within a resection probe or tool. Over a first resecting portion, radio frequency current helps resect the tissue and over a second or over transition region, the RF current initiates vaporization of the fluid or other liquid to propel the tissue from the resection device. In one embodiment, an extending element extends from a housing and into a channel in a resecting member as the resecting member moves toward a distal position.

Abstract: An endoscopic surgical instrument includes a main body assembly, and a cannula having a lumen and formed with a slot. An inner tube, which houses a spring-biased retractable cutting blade assembly having a cutting blade, is mounted on one end of the main body assembly and extends axially therefrom. The tube is receivable within the lumen of the cannula, and may be particularly oriented within the cannula lumen such that the cutting blade may be caused to project from both the tube and the cannula slot. The inner tube has a bore in which the distal end of an endoscope may be received. The instrument may be locked in one position to allow the endoscope to engage the blade assembly and cause the cutting blade to project from the cannula slot during a tissue cutting procedure, or may be locked in another position wherein the cutting blade remains retracted.

Abstract: A device includes a handle, an apparatus for probing and cutting, and an adaptor. The handle includes one or more triggers. The apparatus for probing and cutting is connectable to the handle and includes an elongated member, a probe, and a blade. The probe and the blade are selectively deployable from the elongate member via activation of the one or more triggers on the handle. The adaptor is configured to selectively connect the apparatus to the handle in a predetermined orientation.

Abstract: A rotatable surgical instrument, system, and method includes an outer tubular member and an inner tubular member contained, at least in part, within the outer tubular member and configured to rotate relative to the outer tubular member. A distal tip is coupled to and configured to rotate with the inner tubular member, the distal tip forming a channel around a portion of the distal tip. A bearing is rotatably positioned within the channel, wherein the channel inhibits radial and axial movement of the bearing, with respect to the distal tip, along a major axis of the outer tubular member and inner tubular member, and wherein the bearing is configured to inhibit deflection of the distal tip from the major axis.

Abstract: A surgical handpiece for removing tissue includes a housing defining a cavity therein, the housing having a proximal hub connector disposed at a distal end thereof. An end effector assembly is operably supported by the proximal hub connector and includes an outer shaft supporting a cutting shaft configured to remove tissue upon activation thereof via translation or rotation. A fluid pump is disposed within the cavity of the housing and is configured to evacuate fluid from the cutting shaft upon activation thereof. A motor is disposed within the cavity of the housing and includes a power coupler operably coupled to both the cutting shaft and the fluid pump for suppling power thereto.

Abstract: A tissue resecting device includes a housing having an outer shaft, the outer shaft including a tool portion disposed at a distal end thereof having a window defined therein with a proximal cutting edge. An inner shaft is disposed within the outer shaft and includes proximal and distal ends, the inner shaft configured to rotate upon actuation thereof. A cork-screw member extends distally from the distal end of the inner shaft and into the window. The cork-screw member is configured to rotate concomitantly with the inner shaft and includes a barb at a distal end thereof configured to pierce and retain tissue thereon. Upon rotation of the inner shaft, the barb pierces and retains tissue and withdraws tissue proximally along the cork-screw member and into the outer shaft and wherein excess tissue is excised by the proximal cutting edge of the window as the tissue is withdrawn through the outer shaft.

Abstract: A defibrillator is provided comprising an activation mechanism having an activator and a status indicator, wherein the activator is disposable in a first condition in which the defibrillator is deactivated and in a second condition in which the defibrillator is activated and the status indicator is operable in at least a first mode in which a ‘defibrillator ready’ status of the defibrillator is indicated and a second mode in which a ‘defibrillator not ready’ status of the defibrillator is indicated. By having an activation mechanism which includes the activator and the status indicator, users of the defibrillator are not confused between separate activation and status indication devices and are able to use the activator promptly.

Abstract: A knot pushing and suture-cutting device is disclosed including a handle having a multi-positional control and an inner shaft and outer tube extending from the handle. The inner shaft and outer tube both comprise slots and the outer tube is both axially and rotationally moveable relative to the inner shaft, to move the inner shaft and outer tube slots relative to each other. In a first configuration, the inner shaft and outer tube slots are aligned and configured to receive a suture therein. In a second configuration, the slots are configured to lock the suture within a lumen of the inner shaft. In a third configuration a cutting edge on the outer slot is configured to cut the suture.

Abstract: Disclosed is a portable electric nail file, and a system comprising an electric nail file handpiece having a motor and a power unit having a rechargeable battery for supplying power to said electric nail file. The power unit has manual digital control interface in the form of a click wheel to enable a user to control the direction and speed of the motor of the electric nail file. The interface communicates to a processor for controlling the operation of the electric nail file the processor executing stored software instructions. The device and system include a communication element for receiving signals from a foot pedal by low power radio signal control of the direction and speed of the electric nail file motor. A docking cradle engages the power unit and through metal contacts is operable to recharge the battery of the power unit. The cradle also incorporates display indicating speed and direction.

Abstract: The present disclosure relates to a tissue cutting system for cutting tissue of a heart, such as tissue of a septum of a heart, comprising: an outer tubular member having a proximal portion and a distal portion, said distal portion comprising a tissue resection window; a resection element axially slidably arranged inside the outer tubular member configured to resect tissue extending through the tissue resection window; at least one pressure sensor; wherein the outer tubular member and resection element are arranged to establish: a first fluid flow channel suitable for transporting resected tissue away from an area adjacent to the resection element; at least one second fluid flow channel configured to assist the first fluid flow channel in transporting resected tissue. The present disclosure further relates to a method for resecting tissue using the disclosed tissue cutting system.

Abstract: A tool for surgically removing tissue of a patient includes a body, a flexible rotating shaft that drives a distal cutting tool and is drivingly coupled to a motor supported by bearings in a flexible tubular sheath to allow the shaft to rotate and be shifted longitudinally. Steering cables in the sheath control the flexion of the sheath. A processor controls the operation to ensure that the cutting tool operates within a predetermined resection area, controlling a combination of motor speed, sheath flexion, and shaft retraction to assist surgery in the resection area.

Abstract: A surgical method for placing an implantable medical device for constricting at least one of a patient's rectum, anal channel, anal sphincter or colon. The surgical method comprises creating an incision in a vaginal wall of a patient, inserting a surgical instrument through said incision. The instrument comprising an elongated main part, an elongated member having a proximal end fixed to a distal end of the elongated main part by means of a first adjustable joint having a pivotal axis, for adjusting a first angle between the main part of the instrument and the elongated member between 0 and 180 degrees, wherein the elongated main part and the elongated member lie in a first plane extending perpendicularly to the pivotal ax-is.

Abstract: An ultrasonic instrument includes a body, an actuation assembly, a shaft assembly, and an ultrasonic blade. The body defines a longitudinal axis and is configured to receive an ultrasonic transducer. The actuation assembly includes at least one annular activation member and at least one circuit. The at least one annular activation member extends angularly about the body along a 360 degree angular range. The at least one annular activation member is configured to move laterally relative to the longitudinal axis of the body. The at least one circuit corresponds to the at least one annular activation member. The shaft assembly includes an acoustic waveguide. The ultrasonic blade is in acoustic communication with the acoustic waveguide. The at least one activation circuit is configured to activate the ultrasonic blade in response to lateral movement of the activation member relative to the longitudinal axis of the body.

Abstract: A surgical instrument comprising a shaft and an articulatable end effector is disclosed. The surgical instrument further comprises an articulation drive system configured to articulate the end effector and means for retaining the articulation drive system in engagement with the end effector.

Abstract: Devices and methods to remove trabecular meshwork to treat glaucoma and other conditions which may not utilize cutting elements when stripping the trabecular meshwork. The trabeculorhexis parts tissue by applying non-cutting shear and tension to the tissue to disinsert the tissue from its attachments. Reducing or eliminating the need for sharp cutting implements in the eye reduces the likelihood of incisional bleeding, iris and scleral tissue maceration and further inadvertent tissue damage of the gonio structure of the eye. In another aspect, a cutting element may be used to form a circumferential slit in a wall of Schlemm's canal in conjunction with removal of trabecular meshwork or independently.

Abstract: A surgical device controllable by a surgical robotic system is provided. The surgical device includes a housing capable of being coupled to the surgical robotic system; a drive system at least partially mounted in the housing; and a shaft rotatably coupled to the drive system at a first end of the shaft. The surgical device further includes a tissue-removal assembly coupled to the second end of the shaft. The tissue-removal assembly includes a first cutting member having a plurality of rotatable blades. The first cutting member is coupled to a second end of the shaft. The tissue-removal assembly further includes a second cutting member, one or more support elements slidably or fixedly coupled to the second cutting member, and one or more extendable elements slidably or fixedly coupled to the second cutting member.

Abstract: A system for intracranial access that includes a support assembly is described. The system includes a tubular probe shaft that may be advanced through a hole in the patient's skull. The tubular probe shaft houses a rotating element that cuts clot, and is connected to a vacuum source to aspirate clot fragments and blood from the site. The rotating element may have a bident shape.

Abstract: A surgical instrument includes a temperature sensor and a control unit that is operable to deactivate an end effector of the surgical instrument. In some versions the temperature sensor detects the temperature of a transducer, while in others the temperature sensor detects the temperature of the end effector. The surgical instrument may also include a trigger and a trigger position sensor. A force sensor or a position sensor may be included to determine the force and/or position of the transmission assembly. The end effector may also include a force sensor or a micro coil. A surgical instrument having a sensor may be included in a surgical system that includes a control unit and a remote controller. In some instances the remote controller may have one or more force-feedback components. In addition, a device interface and a surgeon interface may be included to remotely adjust the settings of the control unit.

Abstract: Disclosed is an instrument assembly usable in a procedure. The instrument includes a connection for a working portion and to a tool handle. The assembly includes a method and system for interconnection and/or identification of the working portion and the handle. The instrument may also include various trackable features to allow for a navigated procedure.

Abstract: A medical drive unit receives and rotationally drives a medical, preferably surgical tool, by a motor, preferably an electric motor, housed in the drive unit which can be operated via a control or regulation unit. The medical drive unit includes a sensor device for directly or indirectly detecting or determining a movement of the drive unit or a holding movement of the user which is triggered by the motor corresponding to the power applied to the tool and a kickback control which automatically effects a reduction of the driving power or turning off of the motor upon detection of a predetermined drive unit or holding movement or a predetermined drive-unit or holding-movement amount.

Abstract: Microfracture apparatuses with a cannula and a penetrator. The cannula has a first end, a second end, and a channel extending between the first end and the second end through which a penetrator can move between a retracted and an extended position substantially without rotation of the penetrator. The cannula has a primary portion and a distal portion between the primary portion and the second end, with the distal portion configured such that the distal portion and/or the second end of the channel is disposed at a nonparallel angle relative to the primary portion, for example, with a curve between the primary portion and the distal portion. The penetrator is configured to flex around such a curve and/or to flex to align with the angle of the send end of the channel and/or the distal portion of the cannula.

Abstract: The robot controller includes: a memory configured to store a first value representing a position of a first movable member detected by a first position detector when a first tool including the first movable member and the first position detector is detached from a robot or when the first movable member moves to a predetermined position; and a processor configured to execute a predetermined process in accordance with a difference between the first value stored in the memory and a second value representing a position of a second movable member detected by a second position detector when a second tool including the second movable member and the second position detector is attached to the robot or when the second movable member moves to the predetermined position after the second tool is attached to the robot.

Abstract: A tissue-resecting end effector assembly includes an outer shaft having a hub housing disposed about a proximal end portion thereof, an inner shaft rotatably disposed within the outer shaft and having a distal driver disposed about a proximal end portion thereof, a proximal driver, a retainer cap, and an RFID chip. The proximal driver is slidably coupled to the distal driver in fixed rotational orientation. The retainer cap is fixedly engaged with the hub housing, thereby fixing the retainer cap relative to the hub housing and the outer shaft. The retainer cap is configured to selectively lock the proximal driver in fixed rotational orientation, thereby selectively locking the inner shaft relative to the outer shaft. The RFID chip is disposed within a pocket of the retainer cap that is closed upon engagement of the retainer cap with the hub housing, thereby retaining the RFID chip therein.