Abstract: A surgical instrument can manipulate and pass suture through tissue. The device can easily pass suture through tissue with the suture fixed to the mechanism or where the suture is captured by the mechanism and allowed to slide. Along with this ability to control suture in one of two ways is a feature to provide a large amount of suture on the other side of the tissue that will be relatively easy for the surgeon to grab and pull out of the arthroscopic portal. The device includes a handle with a hollow shaft extending therefrom and a set of fingers movable into and out of the shaft. The fingers can be designed to capture suture, permit the suture to slide while captured, and optionally hold the suture in the device.

Abstract: A distal cap apparatus for use with an endoscope, having a proximal end and a distal end and a longitudinal axis extending therebetween, includes a mount configured for mounting to the distal end of the endoscope, and a strap connected to the mount and configured for banding about the distal end of the endoscope when the distal end of the endoscope is received in the mount. The mount defines a strap slot configured to receive an end of the strap to configure the strap in the banded configuration. The strap may be elastic. The strap may be a continuous band. In one embodiment, a distal cap apparatus includes a mount having a strap and a buckle for adjusting a size of a loop formed at least partially by the strap about the distal end of the endoscope.

Abstract: The distal portion of a tissue-penetrating device includes a structure to guide a closure device associated with closing the tissue layer while the device remains in position, prior to removal of the device. The proximal portion of the device includes a visual and/or tactile indication corresponding to the guide structure. The guide structure may include a plurality of passageways such as slits or gaps to pass a suture, for example. The device may assume the shape of a conventional cylindrical cannula having inner and outer diameters defining a cylindrical wall, in which case the guide structure may include a plurality of passageways in the wall. The cannula may have any gauge associated with any surgical procedure, including procedures involving large wounds or incisions, and microsurgical procedures involving minute punctures, including vitrectomies.

Abstract: A stapling end effector includes an anvil assembly having a distal end and defining a plurality of staple forming pockets, and a cartridge assembly pivotal relative to the anvil assembly such that the end effector is movable between open and clamped positions. The anvil assembly supports a plurality of staples corresponding to the plurality of staple forming pockets. The surgical stapling instrument further includes a sensing tip disposed on a distal end of the end effector. The sensing tip is formed of a flexible material and includes at least one sensor for measuring at least one mechanical property. The mechanical property may include force, pressure or torque.

Abstract: Surgical instruments and their methods of use are described. In one embodiment, a surgical instrument includes a power transmission including a trigger and a fastener driver operatively coupled to the trigger. Actuation of the trigger from a first configuration to a second configuration moves the fastener driver between at least a first position and a second position. Additionally, an actuation lockout system operatively associated with the power transmission is moveable between a locked configuration and an unlocked configuration. The actuation lockout system prevents movement of the fastener driver from the first position to the second position when the actuation lockout system is in the locked configuration. Actuation of the trigger from the first configuration towards the second configuration moves the actuation lockout system from the locked configuration to the unlocked configuration.

Abstract: A surgical apparatus is provided. The surgical apparatus includes a proximal body portion, a distal body portion selectively articulable relative to the proximal body portion at an articulation joint, and a first drive gear disposed within the distal body portion. The distal body portion has a diameter and a length. The length of the distal body portion is substantially the same as the diameter of the distal body portion.

Abstract: A surgical staple is provided. The surgical staple includes a crown having a center portion and a foldable portion, and a pair of legs extending orthogonally from the crown and configured to puncture tissue. The crown and the pair of legs are fabricated from a biodegradable metal such that biodegradation causes the center portion to separate from the foldable portion and the pair of legs, and the foldable portion and the pair of legs are absorbable within the tissue.

Abstract: The purpose of the present invention is to provide a medical suture needle with improved strength against repeated bending while ensuring visibility. The medical suture needle A including a needle tip part with a needle tip for piercing tissue, a base part for attaching a suture thread thereto, and a body part between the needle tip part and the base part, in which the body part includes at least one shallower groove 5 in a direction from the needle tip part to the body part, and the shallower groove 5 is defined by two opposing gentle slopes 6.

Abstract: A surgical stapling device includes a channel member and a staple cartridge that is received within the channel member and is formed from a functional portion and a dummy portion that are coupled together. The functional portion of the staple cartridge defines a knife slot and a plurality of staple receiving pockets. Each of the staple receiving pockets supports a staple and a pusher that is movable within the respective staple receiving pocket to eject the staple from within the staple receiving pocket. The dummy portion of the staple cartridge defines a knife slot and is devoid of staples.

Abstract: Surgical instruments with articulatable surgical end effectors and rotary driven flexible drive members.

Abstract: Surgical instruments with axially movable firing members that are driven by a series of drive components that are loosely linked to each other when traversing an articulation joint of the surgical instrument. The drive components are configured to serially engage a rotary drive member located distal to the articulation joint such that the rotary drive member causes the drive components to form an axially ridged series of said drive components configured to apply an axial drive motion to the firing member.

Abstract: A method of operating an articulatable surgical instrument. The method includes providing a rotary drive motion to a rotary drive member of a surgical end effector and converting the rotary drive motion to an upper axial motion and a lower axial motion at locations that are distal to the articulation joint. The method further includes applying the upper axial motion to an upper portion of a firing member and applying the lower axial motion to a lower portion of the firing member such that the upper axial motion and lower axial motion drives the firing member distally through the surgical end effector from a starting position to an ending position.

Abstract: The present invention is related to a suture having a cord member. The cord member includes a cord and an outer later covering the core. An outer circumferential surface of the core includes a plurality of protrusions, and the plurality of protrusions are arranged in a ring shape relative to a center of the core. Through spiral cutting method to perform processing on the outer circumferential surface of the outer surface, a plurality of cutting slots are formed at the outer circumferential surface of the outer layer. After the processing of each cutting slot is complete, a protruding member for retaining skin is formed correspondingly.

Abstract: An apparatus includes a housing, an anvil, a backing member, and a concave surface. The housing has a plurality of staples and the anvil is opposed from the housing such that the anvil and the housing are configured to cooperate to clamp tissue. The anvil is configured to form staples ejected from the housing into the clamped tissue. The backing member is coupled with the anvil and the concave surface defines a gap between the backing member and an adjacent component of the apparatus. The anvil is configured to deflect in a direction towards the gap in response to actuation of the apparatus to at least one of clamp tissue or staple tissue.

Abstract: A surgical stapling device includes a tool assembly that includes a staple cartridge having a cartridge body that defines a central knife slot, rows of first staple receiving pockets on one side of the central knife slot, and a row of second staple receiving pockets on a second side of the knife slot. The first staple receiving pockets receive staples having a substantially U-shaped configuration that can be formed into a B-shape. The second staple receiving slots receive substantially Y-shaped staples which minimize damage to tissue and can be removed from the tissue more easily to allow for pathological examination of the tissue.

Abstract: Surgical instruments that comprise an axially movable firing member that is configured to be driven between a starting position and an ending position within a surgical end effector of the surgical instrument by an upper an upper chain-drive assembly and a lower chain-drive assembly.

Abstract: Articulatable surgical instruments that include a firing system configured to selectively move a firing member between a starting position and an ending position. The firing system includes a flexible upper drive member that axially passes through a flexible upper hollow member to provide upper axial drive motions to the firing member. The firing system also includes a flexible lower drive member that axially passes through a lower hollow member to provide lower axial drive motions to the firing member.

Abstract: A surgical stapling device includes a staple reload and a handle assembly that supports a drive rack, a motor assembly, a gear assembly, a reload select mechanism, and a safety toggle mechanism. The gear assembly is adapted to facilitate uncoupling of the motor assembly from the drive rack to allow manual movement of the drive rack. The reload select mechanism allows the length of a stroke of the drive rack to be selectively adjusted to allow the stapling device to accommodate different length staple reloads. The safety toggle mechanism is provided to move the stapling device from a non-firing state to a firing state to allow for firing of the stapling device.

Abstract: Surgical end effectors with first and second jaws that are opened and closed with an axially movable firing member. The firing member is configured to apply a first closure motion to the second jaw to move the second jaw from an open position to a closed position as the firing member is moved in a distal direction from a home position to an ending position. The firing member is further configured to move the second jaw towards the first jaw when the firing member is moved in a proximal direction from the home position.

Abstract: Surgical instruments that have articulation joints that include a distal joint member and a central joint member that is selectively articulatable relative to the central joint member about a distal articulation axis that is transverse to a shaft axis. The articulation joints may further include a proximal joint member that operably interfaces with the central joint member such that the central joint member is selectively articulatable relative to the proximal joint member about a proximal articulation axis that is transverse to the shaft axis and the distal articulation axis.

Abstract: Surgical instruments that have articulation joints that include a proximal joint member that defines a proximal face that defines a proximal apex and a distal joint member that defines a distal apex. A linkage assembly retains the proximal apex in rolling inter-engagement with the distal apex. The linkage assembly includes a first link and a second link that are coupled to the proximal joint member for pivotal travel relative thereto about a first proximal pivot axis a second proximal pivot axis. The first link and second link are coupled to the distal joint member for pivotal travel relative thereto about a first distal pivot axis and a second distal pivot axis.

Abstract: The present invention provides a band for surgical wound suture including a first band having a first left band and a first right band and a second band located above the first band and having a second left band and a second right band, in which the first left band is connected to the second right band, and the second right band is connected to the first left band. The band for surgical wound suture of the present invention provides advantages that an incision may be sutured by a simple operation of pulling the left and right bands to the left and right and attaching them, a feeling of heterogeneity after a suturing procedure may be minimized with a suturing device having a small volume and having almost no hard parts, and furthermore, the incision may be joined and firmly fixed by a wide and sturdy joint joined to both sides of the incision.

Abstract: There is described a platform device for use in forming an anastomosis and maintaining a desired curvature of a lumen in a desired shape during an anastomosis assistance period. The platform is formed from one or more bioabsorbable or biodegradable polymer filaments. There is also described a method for inserting a platform device for use in creation of an arteriovenous fistula by identifying a candidate artery and a candidate vein and dissecting the candidate vein. Next, inserting a platform device into the vein and creating a breach in the candidate artery at a desired angle and location. Next, introducing the platform device and vein into the candidate artery and forming the platform device into a curvature angle selected to minimize turbulent blood flow in an anastomosis formed by the vein and the artery. The platform may also be used to maintain potency of supply blood vessels and/or organ blood vessels or the lumens during an organ transplant procedure.

Abstract: A device may provide a fluid connection between fluid vessels, such as between an inferior vena cava and an abdominal aorta. The device may include a conduit structure for deployment in a first fluid vessel or a shunt structure for deployment within a passage between the first fluid vessel and a second fluid vessel that is adjacent to the first fluid vessel. The conduit structure may include a narrowed section to which the shunt structure is secured and in fluid connection therewith.

Abstract: Disclosed herein are compositions comprising containers and silk elements. Disclosed herein are methods of regenerating an at least partially severed nerve cell. Disclosed herein are compositions for regenerating an at least partially severed nerve cell.

Abstract: The present disclosure provides a circular stapler including an instrument body, a handle assembly and a staple pushing rod; wherein an indicator and a strike part are disposed in the instrument body, and the indicator is rotatably connected to the instrument body; when the stapler is in an initial state, the indicator is in a first position area and pressed against the strike part; when the stapler is in a firing state, the indicator is moved to a second position area and separated from the strike part; when the stapler being fired, the indicator returns to the first position area from the second position area, strikes the strike part and emits a strike sound. The strike sound prompts an operator that firing has been successfully completed, so that the operator can know the firing state of the stapler in time and user experience of the operator can be improved.

Abstract: A firing mechanism and a circular stapler are provided. The firing mechanism includes a staple pushing assembly, which includes an actuating rod provided with a stopping groove; a firing handle, wherein a pin post is provided in the firing handle, a first end of the pin post is capable of protruding from a first end of the firing handle and entering the stopping groove, to stop the firing handle from rotating relative to the actuating rod; and a pressing button capable of moving along a first direction to press the first end of the pin post to move towards a second end of the firing handle. Before the stapler reaches a ready-to-fire state, the pin post is inserted in the stopping groove of the actuating rod, to limit the rotation of the firing handle, therefore the operator cannot press the firing handle to fire the stapler.

Abstract: A stapling apparatus includes a cartridge assembly, an anvil assembly, and a buttress material. The cartridge assembly includes pushers configured to eject the respective surgical staples from the cartridge assembly, and an outer wall defining a cavity and having a finger deflectably extending over the cavity. The buttress material includes an annular body and a tab extending proximally from the annular body such that at least a portion of the tab is wrapped around the finger of the outer wall of the staple cartridge assembly. The pushers are movable between a first position in which one of the pushers engages the finger such that the tab is secured against the one of the pushers, and a second position in which the one of the pushers is disengaged from the finger such that a portion of the tab is released from the one of the pushers.

Abstract: An apparatus for application of surgical clips to body tissue is provided and includes a handle assembly; a shaft assembly including a housing extending distally from the handle assembly and defining a longitudinal axis; a plurality of surgical clips disposed within the shaft assembly; a jaw mounted adjacent a distal end portion of the shaft assembly, the jaw being movable between an open spaced-apart condition and a closed approximated condition; and a pusher bar reciprocally disposed within the housing of the shaft assembly and being detachably connectable to the housing of the shaft assembly, the pusher bar being configured to load a distal-most surgical clip into the jaws during distal movement and remain connected to the housing of the shaft assembly and in a distally advanced position during an approximation of the jaws.

Abstract: A left atrial appendage (LAA) occluder and an LAA occlusion system are disclosed. The LAA occluder enables an increased surgical success rate by allowing repeated good positioning, retrieval and release of the occluder and avoiding the problem of entanglement of the occluding stent during surgery. The LAA occluder includes an occluding stent, a proximal securing member a distal securing member. The occluding stent includes an occlusion structure and a traction structure. The delivery device includes a hollow push tube and a control shaft. The distal securing member can be driven by the control shaft to move toward the proximal securing member until a first distal end of the occlusion structure is in a collapsed configuration, where the distal securing member is blocked from further movement, avoiding the problem of entanglement arising from inward rolling of the occluding stent in the vent of human error.

Abstract: Devices, systems, and methods for treating vascular defects are disclosed herein. One aspect of the present technology, for example, includes an occlusive device comprising an expandable mesh including an outer mesh and an inner mesh disposed within the outer mesh when the mesh is in an expanded, unconstrained state. The mesh may include a connection portion positioned at or within an inner cavity of the inner mesh and configured to be detachably coupled to a delivery member. The inner cavity may be configured to receive a distal portion of an elongated shaft and contain the distal portion while one or more coils is delivered through the elongated shaft into the inner cavity.

Abstract: A vascular occlusion device includes a braided filament mesh structure defining a longitudinal axis. The mesh structure has a relaxed configuration in which it has an axial array of radially-extending occlusion regions, each of which has a proximal side and a distal side meeting at a peripheral edge, the sides of each occlusion region forming a first angle relative to the longitudinal axis. Each occlusion region is axially separated from the adjacent occlusion region by a reduced-diameter connecting region. The mesh structure is radially compressible to a compressed state in which it is deployed intravascularly to a target site through a catheter. Upon deployment, the device radially expands to a constrained configuration in which the peripheral edges of the occlusion regions engage the vascular wall, and the sides of the occlusion regions form a second angle relative to the longitudinal axis that is smaller than the first angle.

Abstract: An endovascular interventional method is provided that includes the steps of: inserting a catheter into a target blood vessel, wherein the catheter is coupled to a system that provides a continuous delivery of contrast and of a hyperosmotic fluid supply; injecting the contrast and determining a rate of flow that achieves angiographic filling of the target blood vessel at a first time; injecting the hyperosmotic fluid continuously at the rate of flow that achieves angiographic filling at the first time for a first period of time; injecting the contrast and determining a rate of flow that achieves angiographic filling of the target blood vessel at a second time following the first period of time; and injecting the hyperosmotic fluid continuously at the rate of flow that achieves angiographic filling at the second time for a second period of time.

Abstract: A surgical instrument (10) for scraping and collecting bone particles, comprising: a gripping handle (20); a blade (30) supported by the handle (20); and a collection chamber (40) of particles scraped by the blade (30), wherein the blade (30) comprises a plurality of cutting edges (320) separated from each other.

Abstract: An arthroscopic surgery method for ankle ligament reconstruction of this embodiment is removed using an ultrasonic treatment tool, blowing away a synovial membrane, and secures the view for a remnant ligament. Then, bone holes are produced to a fibula, a talus and a calcaneus using the ultrasonic treatment tool.

Abstract: The invention comprises a medical implant system with implant having a fastener hole for a fastener and further including a fusion screw, positioned to avoid interference with the implant fastener. The medical implant system also includes a guide that is mounted in the fastener hole and from an edge of the implant which provides for defined adjustability for angulation, and optionally depth, to allow for placement of the fusion screw so as to avoid impingement with the implant and the fasteners that secure it in place. The invention also relates to a method of surgery using the system.

Abstract: Instruments, implants, bone plates, systems and methods for correcting bone deformities and fractures in the lower extremity are disclosed. Specifically, targeting instruments, implants, bone plates, systems and methods used for correcting bone deformities and/or fractures in the foot using compression are disclosed.

Abstract: A balloon guide catheter with a catheter shaft having an outer layer made of a reflowable material and a balloon having a bond interface area with a plurality of punctures defined therein secured about the outer layer of the catheter shaft via seepage of the reflowable material of the outer layer into the plurality of punctures forming a radially outward reflow bond between the catheter shaft and the balloon without the use of an adhesive. One or more reflow jackets made of a reflowable material may also be disposed about the bond interface area of the balloon seeping into the plural punctures forming a radially inward reflow bond.

Abstract: A balloon guide catheter including a balloon and a catheter shaft having a central lumen defined axially therethrough, and an inflation lumen. An exterior surface of the catheter shaft has a distal reduced outer diameter recess area defined therein and a proximal reduced outer diameter recess area separated in an axial direction from the distal reduced outer diameter recess area with a discharge port of the inflation lumen disposed therebetween. The balloon is secured to the catheter shaft by adhesive pooled in the distal reduced outer diameter recess area forming a distal bonding interface area; and the proximal reduced outer diameter recess area forming a proximal bonding interface area. Heat shrink tubing is positioned about the balloon at the distal and proximal bonding interface areas.

Abstract: An intraluminal device and a method of removing a clot from a body lumen with an intraluminal device may be provided. The intraluminal device may include a hollow elongated shaft and a radially-expandable mesh segment situated distal to the elongated shaft. The elongated shaft may be secured relative to a first portion of the mesh segment. The intraluminal device may additionally include a core wire affixed to a second portion of the mesh segment and extending through the elongated shaft. The elongated shaft may be configured to radially expand the mesh segment by axially moving the first portion of the mesh segment relative to the second portion of the mesh segment. In addition, the core wire may be configured to radially expand the mesh segment by axially moving the second portion of the mesh segment relative to the first portion of the mesh segment.

Abstract: A surgical laser system comprises a laser source configured to generate laser energy; a laser fiber optically coupled to the laser source and configured to discharge the laser energy generated by the laser source; a rocker arm configured to control an orientation of the discharged laser energy; and a controller configured to control a movement of the rocker arm in response to feedback of the discharged laser energy or to pre-defined settings of the laser source.

Abstract: Surgical instruments with articulation joints that include an articulation linkage assembly comprising a plurality of links configured to operably interface with a proximal joint member for movable travel relative thereto in a first proximal travel path and a second proximal travel path that are transverse to each other. The plurality of links are further configured to operably interface with a distal joint member for movable travel relative thereto in a first distal travel path and a second distal travel path that are transverse each other.

Abstract: Surgical instruments that have an articulation joint and an axially movable firing member. A constant velocity drive shaft assembly spans the articulation joint and is configured to apply rotary drive motions to flexible drive members interfacing with the firing member. The articulation joint consists of a movable exoskeleton that consists of a series of movably interfacing annular rib members that form a passage for receiving the constant velocity drive shaft assembly therethrough.

Abstract: A hollow rod developable actuator tool including a first link comprising an outer cylinder, a second link comprising a first tool member pivotably connected to the first link at a first joint mounted in a first cavity in the wall of the outer cylinder, a third link comprising a second tool member pivotably connected to the first tool member at a second link, and a fourth link comprising an inner cylinder to which the second tool member is also pivotably connected at a third link mounted in a second cavity in the wall of the inner cylinder. When the inner cylinder of the fourth link is rotated in relation to the outer cylinder of the first link the actuator tool transitions from a first state where the tool is closed to a second state where the tool is open.

Abstract: A surgical cutting device for cutting and removing cartilage from a diseased area. The surgical cutting device includes an elongated shaft having a proximal portion and a distal portion connected between a proximal end and a distal end. A central longitudinal axis extends through the elongated shaft. The proximal portion has a first diameter and the distal portion has a second diameter. The first diameter being larger than the second diameter. The cutting device also includes a cutting tip at the distal end of the elongated shaft. The cutting tip extends along a second axis at an angle relative to the central longitudinal axis and includes a curved blade. The curved blade includes an inner wall extending to a base of the cutting tip.

Abstract: A cutting tool for the vertical incision of tendons comprising a shaft extending along a longitudinal axis, having a distal end and a proximal end, and a cutting head, located close to said distal end, having a plurality of blades. The cutting head lies on a plane parallel to the longitudinal axis of the shaft and is connected to the latter by a coupling inclined with respect to the longitudinal axis by an angle from 10° to 20°, preferably of 15°.

Abstract: Surgical instruments with articulation joints that include a proximal joint member that has a proximal face that defines an arcuate proximal apex and a distal joint member that has a distal face that defines an arcuate distal apex. A first link and a second link are coupled to the proximal joint member and the distal joint member such that they cross each other and the arcuate distal apex confronts the arcuate proximal apex.

Abstract: Surgical instruments that include an articulation joint that is a configured to establish an upper pathway and a lower pathway through the articulation joint. The upper pathway and the lower pathway are parallel to each other when the surgical instrument is in an unarticulated position and the upper pathway and the lower pathway are concentric to each other when the surgical instrument is articulated. An upper flexible firing assembly slidably extends through the upper pathway and a lower flexible firing assembly slidably extends through the lower pathway. The upper and lower flexible firing assemblies interface with a firing member and a differential drive assembly configured to apply axial drive motions to the upper flexible firing assembly and the lower flexible firing assembly.

Abstract: A surgical access assembly includes an elongated cannula member having a proximal end portion and a distal end portion, a balloon anchor coupled to the distal end portion of the elongated cannula member, a sleeve of the balloon anchor extending proximally along an outer surface of the elongated cannula member, a chamber defined between the sleeve of the balloon anchor and the outer surface of the elongated cannula member, and a first collar is coupled to the elongated cannula member. The first collar is slidable along the elongated cannula member and engageable with the sleeve of the balloon anchor.

Abstract: An access sheath and method of assembling the access sheath. The access sheath includes a hub, a cartridge carried by the hub, the cartridge having a first valve, a second valve spaced from the first valve along a central axis, and a spacer disposed between the first valve and the second valve, wherein the first valve and the second valve each have at least two slits that extend along, and twist about, the central axis, and a shaft assembly having a shaft hub and a shaft that extends from the shaft hub in the distal direction. The access sheath provides a liquid-tight seal when receiving the introducer and other devices to prevent leakage and blood loss and to decrease device insertion forces.