5366results about "Wound clamps" 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.

A surgical instrument for applying surgical clips to tissue comprises an end effector having first and second jaws that are movable between open and closed positions and configured to receive first and second rows of clips in the open position. The instrument further includes an actuator coupled to the end effector and configured to move the jaws into the closed position and to discharge the first and second rows of clips. This allows an operator to apply multiple rows of clips to tissue with a single instrument insertion, which obviates the need to remove the surgical instrument from the cannula to manually reload a new cartridge, thereby reducing the overall time of the surgical procedure.

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 discloses an endoscope with a built-in grabbing mechanism, and relates to the technical field of medical instruments. According to the technical scheme, the device comprises a clamp assembly, a driving outer pipe and a driving inner wire; the grabbing mechanism further comprises a grabbing mechanism shell, a first moving seat and a second moving seat, wherein the first moving seat and the second moving seat are arranged in the grabbing mechanism shell. The near end of the driving outer tube is connected with the first moving seat, and the near end of the driving inner wire is connected with the second moving seat; when the second moving seat is fixed relative to the grabbing mechanism shell, the first moving seat moves towards the far end direction relative to the grabbing mechanism shell so as to control the clamp assembly to execute the clamping action. According to the invention, the clamping action is carried out while forward extension is carried out, so that high-precision operation is facilitated, and tissues can be accurately clamped; and moreover, the grabbing mechanism is integrated in the endoscope handle, so that accurate single-hand control is facilitated, meanwhile, the clamping action is controlled in a button mode, the human engineering is met, and operation is convenient.

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.

The present disclosure provides a surgical instrument, such as a tissue sealing instrument, having a staple cartridge with a staple pusher and a staple; and a drive member configured to translate distally through the instrument. The drive member includes a lateral projection configured to engage the staple pusher and drive the staple into tissue. The lateral projection of the drive member has a height substantially less than the height of the staple cartridge, thereby requiring less clearance as it translates through the staple cartridge. In addition, the lateral projection has a smaller footprint than conventional drive members resulting in a more compact distal tip on the staple cartridge, which allows for a more compact and maneuverable surgical instrument.

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.

The invention discloses a flexible mechanical arm driving system for minimally invasive interventional surgery, a flexible mechanical arm comprises a hollow first sleeve assembly which is coaxially configured, the first sleeve assembly comprises an inner tube and an outer tube, the inner tube and the outer tube are thin-walled tubes, the inner tube is arranged in the outer tube in a penetrating manner, and the inner tube and the outer tube are fixedly connected at the far end part; the inner tube and the outer tube are each provided with a straight tube section at the near end and a deformation section at the far end, and the deformation sections can be bent and deformed when the inner tube is pushed / pulled. The driving system comprises an instrument assembly and a driving module assembly; a driving driven module is arranged in the instrument assembly, and the flexible mechanical arm is connected with the driving driven module; a driving driving module and a PCB control board are arranged in the driving module assembly, the driving driving module is in transmission connection with the driving driven module, and the driving module assembly is used for driving the flexible mechanical arm to do linear, rotating and bending movement. The driving device is used for driving the coaxial antagonism tubular flexible mechanical arm to achieve bending, rotating and linear motion, full-automatic control can be achieved, and the control accuracy and safety are high.

A surgical anchor device for being anchored on the mucous membrane of the inner wall of the intestine, the device having a temporary anchor element presenting anchoring that can be modified in a controlled manner and having a first substantially cylindrical multiply-perforated wall presenting properties of radial elasticity whereby the first wall presents an outer diameter that can be varied in controlled manner, wherein a portion of the inner surface of the first wall is lined with an independent leakproof inner sheath having only its longitudinal ends fastened to the anchor element to define a suction chamber between the inner sheath and the first wall, the temporary anchor element being coupled to a flexible or semi-rigid tube extending outside the anchor element, an open end of the injection-suction tube opening out into the suction chamber enabling air to be injected into or sucked out from the suction chamber.

A clipping system includes a cap configured to be mounted over a distal end of an endoscope. A clip mountable over the cap to move between an insertion configuration, in which first and second jaws extend over opposing portions of the cap so that the first and second jaws are separated from one another, a review configuration, in which the clip is moved distally relative to the cap so that a portion of the clip extends distally until at least a portion of the clip extends into a field of view of the optical system of an endoscope on which the cap is mounted, and a deployed configuration in which the clip is moved distally off of the clip so that the first and second jaws are drawn toward one another under the bias of the at least one hinge to close over tissue received therebetween.

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.

Embodiments described herein relate to an implant delivery system for delivering an implant for reducing heart valve regurgitation. The implant delivery system may include an implant catheter disposed in an inner lumen of a guide catheter. The implant catheter may include one or more hypotubes disposed therein, each hypotube configured to receive an elongate member such as a braided tether. A distal end of the implant catheter may be coupled to an implant holder configured to receive the implant. The implant holder may define one or more channels, each channel configured to receive a portion of a respective elongate member. The elongate members configured to couple the implant to the implant holder and transition the implant between configurations. The implant configured to be disposed around a portion of a leaflet of a heart valve to improve coaptation of the 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 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.

A ligation device includes a first arm, a second arm, a holding tube, an operation wire, a sheath, and a link mechanism having a first link and a second link which are connected to each other and engage the holding tube with the sheath, wherein the link mechanism is configured to be switch between a disengaged configuration in which engagement between the holding tube and the sheath is released and an engaged configuration in which the holding tube is engaged with the sheath due to the operation wire.

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 the technical field of neurosurgical intelligent operations, and discloses a neuroendoscopic surgery intelligent puncture positioning system based on image navigation, and the system comprises a preoperative modeling module which constructs a preoperative tissue model and a corresponding elastic tensor field based on a three-dimensional medical image of a patient; the image fusion module is used for receiving the data of the preoperative modeling module, collecting intraoperative endoscopic images, predicting the tensor disturbance of tissues through a deep learning model, and feeding back the updated tensor disturbance to the tensor updating module; and the tensor updating module is in two-way communication with the image fusion module and is used for superposing tensor disturbance obtained by processing the intraoperative image with the preoperative tensor. Through fusion of an image navigation technology and preoperative modeling, a three-dimensional positioning frame based on neuroendoscopy operation requirements is constructed, intelligent planning and real-time correction of a puncture path are realized, important brain regions and vascular structures are effectively avoided, intra-operative risks are reduced, and positioning precision and safety are improved.

A system for treating tissue includes a cap mounted over a distal end of an endoscope, a clip mountable over the cap and including first and second jaws movably connected to one another between an insertion configuration, in which the first and second jaws extend over the cap to receive a target tissue therebetween, a review configuration, in which at least a portion of the clip extends into a field of view of the optical system of an endoscope, and a deployed configuration in which the clip is moved distally off of the cap so that the first and second jaws are drawn toward one another. A control element is configured so that movement proximally through the cap via a first distance moves the clip from the insertion configuration to the review configuration and a second distance moves the clip from the review configuration to the deployed configuration.

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 discloses a blocking sheathing canal device for bleeding in a robot bronchoscope operation and a bronchoscope system, and belongs to the technical field of medical instruments. The blocking sheathing canal device comprises a guide pipeline, a blocking balloon, a medium channel and a pressure device; a pipe cavity is formed in the guide pipeline, and the robot bronchoscope enters a focus position through the pipe cavity; the blocking balloon is arranged at the far end of the guiding pipeline, can expand and deform in the radial direction of the guiding pipeline in the pressure state and is used for blocking the bronchus or / and the lumen; the medium channel is arranged on the guide pipeline, the pressure device is communicated with the near end of the medium channel, and a pressure medium is injected into the plugging balloon through the medium channel; under the bleeding condition, the balloon can be rapidly inflated through the pressure device at the near end of the guide pipeline, so that the balloon is expanded and deformed to completely block the gap between the guide pipeline and the bronchus, the emergency bleeding in the robot bronchoscope operation is blocked, and the safety of the robot bronchoscope operation is improved; and popularization and application of the robot bronchoscope operation are promoted.

A tissue clamping system (1) includes a tissue clamping device (100) and a driving component (200). The tissue clamping device (100) includes a clamping part (10), a first supporting part (20), a second supporting part (30), and a restricting part (40). The clamping part (10) includes at least two supporting arms (110) and at least two clamping arms (120) in one-to-one correspondence with the at least two supporting arms (110). The at least two supporting arms (110) are provided on the first supporting part (20), and the at least two clamping arms (120) are provided on the second supporting part (30). The second supporting part (30) includes a guiding element (320). The restricting part (40) passes through the first supporting part (20) and is fixedly connected to the first supporting part (20). The driving component (200) passes through the restricting part (40) and is detachably connected to the second supporting part (30), and the driving component (200) is configured to drive the at least two supporting arms (110) to expand or close radially with respect to the restricting part (40), so that the at least two clamping arms (120) expand or close radially with respect to the restricting part (40). In a closed state, a distal end of the restricting part (40) is housed in the guiding element (320) such that the distal end of the restricting part (40) is housed in the guiding element (320) at the first moment when the supporting arm (110) is expanded, and the restricting part (40) and the guiding element (320) encase the driving component (200), which may form a better restricting and reinforcing effect on the driving component (200). It is beneficial to the force stability of the supporting arm (110) and the clamping arm (120) at the first moment when the supporting arm (110) is expanded, and thus no offset occurs during further opening process and subsequent closing process, and the clamping effect is better.

A clip and method provide for surgically minimizing or eliminating an atrial appendage of the patient using a clip. The clip includes first and second elongate beam. The clip includes a dual side spring assembly configured to urge the first and the second elongate beams from an open V-shaped position to a parallel closed position. The dual side spring assembly includes a right-side spring and a left-side spring having first and second terminal ends attached to distal sections respectively of the first and the second elongate beams. The right and the left-side springs extend proximally to a respective proximal bend connected by a lateral element that maintains alignment to resist lateral splaying movement of the first and the second elongate beams.

The utility model discloses a multidirectional adjustable skin tension reducing device, which belongs to the technical field of skin tension reducing devices, and adopts the technical scheme that the multidirectional adjustable skin tension reducing device comprises two patches, the tops of the patches are fixedly connected with a fixing strip, a plurality of adjusting mechanisms are arranged in the fixing strip; the adjusting mechanism comprises a sliding block, a rubber soft cushion and a pull strip, the bottom of the sliding block makes contact with the top of the patch, the side, close to the sliding block, of the rubber soft cushion is fixedly connected with the sliding block, and the side, close to the rubber soft cushion, of the pull strip penetrates through the rubber soft cushion and is fixedly connected with the surface of the sliding block; the skin tension reducing device solves the problems that roots of braces of most existing skin tension reducing devices are integrated with patches, after the patches are attached to the surfaces of skin wounds, the density of the braces is inconvenient to move and adjust in multiple directions according to needs, the density of the braces is inconvenient to adjust according to different positions of skin tension, use is limited, and the skin tension reducing effect is poor. Therefore, the use effect is influenced.

The invention discloses a thoracoscope minimally invasive cardiac surgery navigation system based on multi-modal image fusion, and the system comprises the steps: constructing a 5D heart digital twin containing an anatomical structure, a soft tissue boundary, metabolic activity and electrophysiological information through fusing preoperative CT, MRI, PET and intraoperative ultrasonic images; real-time dynamic registration is realized by using an electrocardio gating driven biomechanical model; superposing the multi-color coding navigation information to the visual field of the thoracoscope through a wavelength selection type spectroscope; a dynamic risk scoring model is constructed based on the distance, the speed and the tissue vulnerability, and three-level grading intervention is triggered; a miniature force feedback actuator is integrated to realize closed-loop control; and pre-operation virtual drilling and post-operation federal learning optimization are supported. The system remarkably improves the surgical precision and safety, and is suitable for high-difficulty heart minimally invasive surgeries such as mitral valve repair and atrial fibrillation ablation.