1291results about "Nails" patented technology

Devices, systems, and methods thereof for treating fractures of the foot using staples and a staple inserter. A drill guide for surgical implantation systems includes features using k-wires received through a drill guide head to assist with drilling of pilot holes. A staple inserter may have features which take advantage of k-wires used in connection with the drill guide. An associated tamp may be employed in conjunction with staple implantation procedures. Surgical staples may also have certain geometries to foster improved compression characteristics.

The invention relates to a device for use in the transcatheter treatment of mitral valve regurgitation, specifically a coaptation assistance element for implantation across the valve; a system including the coaptation assistance element and anchors for implantation; a system including the coaptation assistance element and delivery catheter; and a method for transcatheter implantation of a coaptation element across a heart valve.

The present disclosure provides a staple cartridge for a surgical instrument having a staple and a staple pusher. The staple pusher has a recess forming a pocket in its top surface for receiving at least the backspan of the staple. The pocket is at least partially surrounded by a circumferential supporting element in the staple pusher body to support the backspan. The pocket provides additional vertical space and support for the staple such that a smaller staple cartridge may provide a substantially similar performance as conventional staple cartridges, allowing for a more compact and maneuverable surgical instrument. In addition, the pocket in the staple pusher allows for a staple having a larger bend radius than conventional staples, thereby providing additional support for the staple and minimizing malformation of the staple during use.

The invention relates to a device for use in the transcatheter treatment of mitral valve regurgitation, specifically a coaptation enhancement element for implantation across the valve; a system including the coaptation enhancement element and anchors for implantation; a system including the coaptation enhancement element, catheter and driver; and a method for transcatheter implantation of a coaptation element across a heart valve.

Devices, systems, and methods thereof for treating fractures of the foot using staples and a staple inserter. The staple has a plurality of legs and a bridge connecting the plurality of legs. The staple is composed of nitinol which may be bent upon application of a force and returned to the initial state after the force has been lifted. An inserter engages the staple and bends the staple at the bridge to splay the legs further apart for implantation at the fracture site. After implantation, the inserter is removed and the staple compresses the bone fracture.

Systems and subsystems for closing an end effector of a stapler are disclosed. More specifically, the present disclosure relates to systems, devices, and subsystems for attachments for robotic surgeries. The surgical instrument is a robotic attachment. The surgical instrument includes a closure subsystem that moves independently of other subsystems that are operable independently of each other.

A surgical staple is provided having a bridge and at least a first leg and a second leg. The bridge has a first end and a second end. The surgical staple has a first extension of the bridge adjacent the first end of the bridge and extending on an opposite side of the first leg relative to the second leg and a second extension of the bridge adjacent the second end of the bridge and extending on an opposite side of the second leg relative to the first leg. The bridge may also have a waisted or reduced width mid-section.

Apparatus and methods are described for use in securing a first bone relative to a second bone using a pair of surgical staples or, alternatively, a surgical staple and a bone screw. When a pair of staples are used, one of the legs of one of the staples may pass between the legs of the another of the staples. When a staple and a bone screw are used, the bone screw may pass between the legs of the staple. A guide tool can be used during the drilling of the holes for the legs of the staples or the legs of the staple and a bone screw. The guide tool provides guides for drilling guide holes for the staples or for the screw and staple.

The present disclosure provides a staple cartridge for a surgical instrument having a staple and a staple pusher. The staple pusher has a recess forming a pocket in its top surface for receiving at least the backspan of the staple. The pocket is at least partially surrounded by a circumferential 5 supporting element in the staple pusher body to support the backspan. The pocket provides additional vertical space and support for the staple such that a smaller staple cartridge may provide a substantially similar performance as conventional staple cartridges, allowing for a more compact and maneuverable surgical instrument. In addition, the pocket in the staple pusher allows for a staple having a larger bend radius than conventional staples, thereby providing additional support 10 for the staple and minimizing malformation of the staple during use.

A system for installing a vertebral stabilization system. The system includes an installation tool including a handle portion and a shaft extending distally from the handle portion. The shaft includes a conduit and a staple mechanism. The system also includes a flexible implant member extending along the conduit configured to be advanced out from a distal end of the shaft, and a staple housed in the staple mechanism. The staple is configured to secure the flexible implant member to a vertebra. The handle portion is configured to selectively advance the flexible implant member from the shaft and to selectively actuate the staple mechanism.

A method for downloading data from a surgical hub to a surgical instrument is disclosed. The method comprises assembling a first shaft assembly to a handle and downloading a first set of operational data from the surgical hub to the handle once the first shaft assembly is attached to the handle. The method further comprises assembling a second shaft assembly to the handle and downloading a second set of operational data from the surgical hub to the handle once the second shaft assembly is attached to the handle, wherein the second set of operational data is different than the first set of operational data.

An introducer sheath is described. The introducer sheath may include a tubular body. The tubular body may extend from a distal end toward a proximal end. The tubular body may include a lumen. The lumen may at least partially be defined by a wall. A channel may be disposed within the wall. The channel may be configured to receive a guidewire. The tubular body may include an expandable portion expandable to increase a cross-sectional area of the lumen.

The invention relates to a device for use in the transcatheter treatment of mitral valve regurgitation, specifically a coaptation assistance devices for implantation across the valve; a system including the coaptation enhancement element and anchors for implantation; a system including the coaptation enhancement element, and one or more of the following: transseptal sheath, anchor delivery catheter, implant delivery catheter, and clip delivery catheter; and methods for transcatheter implantation of a coaptation element across a heart valve.

The invention relates to a device for use in the transcatheter treatment of mitral valve regurgitation, specifically a coaptation assistance element for implantation across the valve; a system including the coaptation assistance element and anchors for implantation; a system including the coaptation assistance element and delivery catheter; and a method for transcatheter implantation of a coaptation element across a heart valve.

The invention relates to a device for use in the transcatheter treatment of mitral valve regurgitation, specifically a coaptation assistance element for implantation across the valve; a system including the coaptation assistance element and anchors for implantation; a system including the coaptation assistance element and delivery catheter; and a method for transcatheter implantation of a coaptation element across a heart valve.

Assemblies and methods for fixation of bone or bone fragments using an orthopedic plate, a modular peg, and a compression screw. The modular peg is screwed into one of the apertures of the orthopedic plate. The modular peg may include an aperture having screw threads designed to receive the threads of the compression screw and serve as an anchor for the compression screw. By rotating the compression screw in relation to the modular peg, the compression screw may advance through the aperture of the modular peg, drawing the head of the screw toward the modular peg, and compressing the bone or bone fragments.

Procedures may be performed on the heart after the installation of a mitral valve fixation device. In order to prepare the heart for such procedures, the fixation device may be removed or disabled in minimally invasive ways (e.g., through an endovascular procedure), without requiring open access to the heart. The fixation device may be partitioned so that one portion may remain attached to each leaflet of the mitral valve. In another example, the leaflets may be cut along the edges of the distal element(s) of the fixation device, so as to cut the fixation device from the leaflet(s). Systems and devices for performing such procedures endovascularly are disclosed. Fixation devices with improved access to a release harness are also disclosed.

Valve repair systems and clips attachable to one or more leaflets of a heart valve. The systems and clips can have an elongated member and a pair of arms. The pair of arms are movable between an open position and a closed position. The pair of arms are movable from the open position to the closed position to pinch the one or more leaflets of the heart valve between the pair of arms and the elongated member.

Apparatus and methods are provided for closing a tubular structure within a patient's body. The apparatus includes a needle including a proximal end including a hub, a distal end including a sharpened distal tip, a lumen having an oblong cross-section extending proximally from the distal end, and defining a longitudinal axis between the proximal and distal ends, and a clip deliverable from the lumen. The clip is compressible between a relaxed state in which a plurality of tines of the clip are shaped to engage and close a tubular structure within a patient's body, and a stressed state in which the tines are compressed to allow the clip to be loaded into the. The apparatus may also include a pusher member for deploying the clip from the distal tip of the needle such that the tines engage and close a tubular structure through which the tubular member is directed.

The invention discloses a high-performance zinc alloy with a gradient structure and a preparation method and application thereof, and belongs to the technical field of metal material processing. The high-performance zinc alloy with the gradient structure is characterized in that the grain sizes of upper, middle and lower areas of the alloy are in fine-coarse-fine distribution, the grain sizes of the upper and lower areas are smaller than or equal to 2 microns, the grain size of the central area is 5-20 microns, and the grain size of a transition area between the upper and lower areas and the central area is 2-15 microns; meanwhile, all the areas are accompanied with MnZn13 nano precipitated phases with the size smaller than or equal to 50 nm. The alloy shows excellent deformation resistance and thermal mechanical stability, the elasticity modulus of the alloy can at least reach 125 GPa, meanwhile, the alloy shows excellent corrosion resistance, and the alloy is particularly suitable for biomedical implantation instruments such as intravascular stents and bone nails.

The utility model discloses a feeding device for a nail making machine, which aims to solve the problem that the height of the existing steel wire unwinding mechanism is fixed and cannot be adjusted, thereby causing the steel wire to be in a bent state during the wire feeding process, which is not conducive to the subsequent steel wire straightening work; the key points of its technical solution are: it includes a mounting bracket, and there is a guide sleeve on the corner of the mounting bracket, a guide rod is arranged in the guide sleeve, the top of the guide rod is connected to a fixed plate, and a frame is arranged below the fixed plate, and also includes a driving member, the output shaft of the driving member is fixedly connected to the bottom of the mounting bracket, a unwinding mechanism is arranged on the top of the mounting bracket, and a straightening mechanism is arranged on one side of the unwinding mechanism. The utility model is provided with a driving member, and the staff can change the height of the unwinding mechanism through the driving member, so that the steel wire and the straightening wheel are at the same height, ensuring that the steel wire passes through the straightening wheel in parallel, improving the straightening efficiency, avoiding affecting the subsequent production and processing of screws, improving the reliability of screw production, and reducing the product defect rate.

The invention discloses a self-locking knotting-free full-suture anchor, and relates to the technical field of medical instruments, the self-locking knotting-free full-suture anchor comprises a suture anchor and a suture penetrating through the suture anchor, a plurality of suture penetrating holes are formed in the suture anchor, and the suture sequentially penetrates through the suture penetrating holes alternately from inside to outside. The two ends of the suture are located on the same side of the suture anchor, an auxiliary line penetrating hole is formed in the suture anchor, and an auxiliary line penetrates through the auxiliary line penetrating hole, so that operation steps in an operation can be reduced, a knotless product has better biocompatibility, and the probability of inflammation is reduced; the suture for knotting-free fixation is a suture ring formed by assembling hollow sutures, so that the implementation mode is simpler; the two suture lines play a fixing role at the same time, and cutting damage to soft tissue is smaller; as the far end of the suture passes through the gap between the suture anchor and the suture, the suture can play a self-locking role after being tightened, and the fatigue resistance of the product is higher.

Prosthetic ring valve assemblies are disclosed. A prosthetic valve ring assembly includes an outer tube and a plurality of anchors. The outer tube includes a plurality of windows. The plurality of anchors are positioned inside the outer tube and about a perimeter of the outer tube. The plurality of anchors are configured to be emitted from the plurality of windows in order to anchor the prosthetic valve ring assembly to annulus tissue of a patient.

A staple cartridge including: a cartridge body; a staple pocket in the cartridge body, the staple pocket having an opening and containing an unformed staple including a first leg and a second leg, the staple pocket containing the first leg and the second leg of the unformed staple in an unfired position; and two or more guide surfaces in the staple pocket disposed adjacent the opening, wherein the guide surfaces are configured to deform the first leg of the unformed staple as the first leg exits the staple pocket at the opening during a firing of the unformed staple.

A combined magnetic and bioabsorbable device for ventral hernia closure and / or tension distribution for maintenance of tissue apposition for healing, while avoiding a long-term footprint of foreign material and precluding materials spanning the interior layer of the abdominal closure where risk to visceral structures exists.

An implantable prosthetic device includes a coaption portion, paddles, and clasps. The paddles are moveable from a closed position to an open position. The clasps are also moveable from an open position to a closed position. The clasps include a fixed arm and a plurality of movable arms. The implantable prosthetic device can be used to repair a native valve, such as a native mitral valve.

The present invention introduces a medical stapler configured for efficient wound and incision closure with cosmetically appealing end result, Utilizing a four-legged staple and a single-track dispensing mechanism. The medical stapler enables rapid deployment of staples in a vertical mattress suture fashion, facilitating optimal tissue approximation without the requirement of suturing. The deployment mechanism is designed to affect a staggered release of the fine legs and the standard legs of each staple, thereby promoting engagement with superficial tissue layers and engagement with deeper tissue layers. Additionally, the staple assembly allows for independent deployment of the fine legs from the standard legs as needed, enhancing procedural efficiency and flexibility.

Prosthetic ring valve assemblies are disclosed. A prosthetic valve ring assembly includes an outer tube and a plurality of anchors. The outer tube includes a plurality of windows. The plurality of anchors are positioned inside the outer tube and about a perimeter of the outer tube. The plurality of anchors are configured to be emitted from the plurality of windows in order to anchor the prosthetic valve ring assembly to annulus tissue of a patient.

There is a self-tapping curtain rod bracket with spaced prongs terminating with tips. The tips and prongs are used to penetrate and create holes in a wall. They extend through the holes and engage the backside of the wall. A wall support extends from the spaced prongs along the frontside of the wall to provide support. An arm extends away from the wall and has a cradle to support a curtain rod. The wall support also has an arm support, and the spaced prongs also includes a mount support. The mount support being located between the arm support and the arm.