296 results about "Clip forceps" patented technology

The present invention pertains to a clamp that includes a collar. The collar has first and second ends from which first and second lugs extend. Each of the first and second lugs has a thick portion and a thin portion, and the lugs are connected by a fastener. The clamp is positioned around tubes, and the fastener is tightened to tighten the clamp around the connection. The fastener may be tightened from an open position OP, when the lugs are not touching, to a closed position CP, when the thick portions of the lugs are touching. The fastener may be tightened further to a third position, so that the thin portions of the lugs move closer to one another. The clamp may also include a hinge area in which a gasket seal may be attached to the clamp or one of the tubes.

The application provides a reusable ultrasonic surgical instrument. The reusable eultrasonic surgical instrument comprises a cannula assembly, a cutter bar, a base and a clamping driving assembly. The cannula assembly comprises a pair of clip forceps at the far end, an outer cannula and an inner cannula. The outer cannula, the inner cannula and the cutter bar are coaxially arranged. The near end of the pair of clip forceps is provided with two rotary shafts. One end of the two rotary shafts is rotatably connected with the pair of clip forceps and the other one rotary shaft is rotatably connected with the inner cannula. The cannula assembly can be detached towards the far end direction of the axis of the cutter bar from the base and the clamping driving assembly or can be installed on the base and the clamping driving assembly towards the near end direction of the axis of the cutter bar. The outer cannula is connected with the base through one or multiple first detachable structures. The inner cannula is connected with the clamping driving assembly through one or multiple second detachable structures. The reusable ultrasonic surgical instrument is advantaged by being simple in structure and low in cost.

The invention relates to an angle steel relieving back-gouging machine, which comprises a lathe body (1), a machine frame (2), a straight guide rail (3), a milling deceleration motor (4), a relieving milling cutter (5), an adjusting dovetail groove (6), an adjusting nut (7), a handwheel (8), an adjusting screw (9), an adjusting dovetail (10), a right jaw (11), a left jaw (12), a clamp nut (13), a clamp screw (14), a clamping deceleration motor (15), a clamping bearing pedestal (16), a clamping dovetail (17), a slide block (18), a main leading screw (19), a main bearing pedestal (20), a main deceleration motor (21), a main nut (22), a back-gouging milling cutter (23), and a railing (24). The right jaw (11) and the left jaw (12) can rapidly clamp an angle steel opening upwardly or downwardly by the driving of the clamping deceleration motor (15), and the angle steel is processed by relieving through the relieving milling cutter or is processed by back-gouging through the back-gouging milling cutter. The invention has the advantages of extensive applicability, low labor intensity for workers, simple operations, rapid relieving and back-gouging speed, high efficiency, simple structure, low cost, and convenient maintenance.

The invention discloses a repeating type clip applier which comprises a handle component, a clip bin, a clipper head, a clamping and pushing plate and a clipper push rod. The handle component comprises a handle shell, a front handle movably connected to the handle shell and a transmission mechanism connected with the front handle; at least two ligature clamps are suitable for being placed in the clip bin in the front-back direction; the clipper head is mounted at the front end part of the clamping bin, the clipper head comprises two forceps arms which relatively keep an opening trend, and the two forceps arms are suitable for accommodating ligature clamps; the clamping and pushing plate is connected with the transmission mechanism, and the clamping and pushing plate is suitable for being driven by the front handle through the transmission mechanism to move forwards and backwards in the clip bin, so that a ligature clamp in the clip bin is pushed forwards, and the foremost ligature clamp is pushed to the position between the two forceps arms; the clipper push rod is connected with the transmission mechanism and is suitable for being driven by the front handle through the transmission mechanism to move forwards to act on the two forceps arms to enable the two forceps arms to be close to each other so that the ligature clamp between the two forceps arms can be closed. The ligature clamp can be continuously applied, and is simple to use and convenient to operate.

The invention provides a repeating clip applier capable of being provided with a tissue clip bin. The repeating clip applier capable of being provided with a tissue clip bin comprises a handle assembly, a tissue clip bin assembly, a propulsion adjusting assembly, a clip pushing assembly and a clip applying assembly. The tissue clip bin assembly comprises a tissue clip bin (20), a pressing spring (21), a spring cover plate (22), a plurality of tissue clips (23) and a tissue clamp bin cover plate (24) are arranged in the tissue clamp bin from top to bottom, wherein the tissue clips are stacked from top to bottom and in a natural stretching state. A tissue clip bin is needed to be loaded according to operation requirements before an operation, a fixed number of the tissue clips are arranged in each tissue clip bin, the tissue clips in the tissue clip bin are in a natural telescopic state, after the tissue clips in the tissue clip bin pushed into a forceps rod to be stored, the tissue clips can enter an endoscope channel, and repeating clip of the tissue clips in a process of closing the tissue or the blood vessel is realized.

The invention relates to a wax pattern conveying mechanical hand. The wax pattern conveying mechanical hand mainly solves the problems that the labor intensity of workers is large and working efficiency is low during wax pattern casting shell manufacturing. The wax pattern conveying mechanical hand is characterized by further comprising a rotating arm (4), a lifting sliding rail (5), a rotating shaft (6), a rotating arm servo motor (7), a lifting air cylinder (8), a sliding base (9), a pneumatic clamping device (10) and a clamping device support (11), wherein the rotating arm (4) is fixed to the rotating shaft (6) and can rotate in the horizontal plane through the rotating shaft (6), a clamp air cylinder (15) acts to enable a connecting rod type clamp (14) to be tightened or loosened, an oscillating cylinder (24) is hinged to the upper end of the clamping device support (11), and a piston rod of the oscillating cylinder (24) is hinged to the top of a basket frame (13). The wax pattern conveying mechanical hand can firmly grasp a wax pattern tree set, the wax pattern tree set is made to move up and down, rotate and uplift and swing in the transverse direction, manual conveying of the wax pattern tree set is replaced, the labor intensity of operators is lowered, and the working efficiency is improved.

The invention relates to a micro-clamping robot. According to the robot, micro parts can be clamped, high-precision motion positioning can be achieved, and meanwhile, the detection and feedback control over clamping jaw displacement, clamping force and micro-assembly force can be achieved. The micro-clamping robot is composed of a micro-clamp which can achieve clamping jaw displacement detection,clamping force detection and micro-assembly force detection at the same time, a precision positioning system and a micro-clamping robot controller, linear motion and rotary motion along X axis, Y axisand Z axis are achieved, and meanwhile, detection, sense and feedback of clamping jaw displacement, clamping force and micro-assembly force can be achieved at the same time; the micro-clamp is composed of a base, a single-piece compliant mechanism fixed on the base, an actuator and a micro-clamp controller; and first-stage lever mechanisms which are symmetrically arranged, third-stage series parallelogram mechanisms which are symmetrically arranged and clamping jaws which are symmetrically arranged are arranged on the single-piece compliant mechanism.

The invention discloses a rotary-feeding ligature clip running applier with replaceable chuck, and belongs to the field of medical clip appliers. The rotary-feeding ligature clip running applier comprises a shell, a trigger, an outer tube, a clip head mechanism, a clip bin mechanism, a clip head clamping and closing transmission mechanism and a clip pushing mechanism, wherein the clip bin mechanism of the continuous-shooting clip applier adopts a clip storage disc design for rotating clip replacement, and the clip pushing mechanism is used for pushing ligature clips in a clip storage disc to the clip head mechanism for clip applying; therefore, the clamping bin mechanism occupies a small size in the length direction of the clip applier, the length of an outer tube of the clip applier is conveniently and reasonably set, and the operation flexibility and stability of the clip applier are improved; moreover, the ligature clips are uniformly and independently arranged in the circumferential direction of the clip storage disc, so that the continuous shooting number of the clip applier can be flexibly set; meanwhile, the ligature clips do not influence one another, the clip applying action is more stable and reliable, the clip storage disc is simple and convenient to replace, and the clip applier is convenient to reuse; therefore, the ligation clip is compact and stable in connection before and after continuous percussion action, and flexible and convenient to operate.

The invention provides a ligation clip continuous shooting clip applier and a using method thereof. The ligation clip continuous shooting clip applier comprises a gun body assembly used for holding and shooting and composed of a left shell, a right shell, a clip feeding assembly, a shooting assembly and a clip bin loading and unloading button, a gun barrel assembly is movably installed at one end of the gun body assembly, an upper connecting pipe and a lower connecting pipe are connected by buckles, an annular cavity structure formed by an upper shooting connecting ring and a lower shooting connecting ring is movably arranged on the outer side of the upper connecting pipe and the outer side of the lower connecting pipe in a sleeving mode and axially moves outside the upper connecting pipe and the lower connecting pipe, and barbs are arranged at the front end of a pushing clamping plate and the front end of a clamping storage groove; and the ligation clip continuous shooting clip applier further comprises a clip bin assembly used for loading and unloading the ligation clip, the clip bin assembly can be replaced, the ligation clip can be quickly supplemented after being used up in the operation process, the clip applying time is shortened, meanwhile, the ligation clip is basically in a natural state in the clip bin assembly, the failure rate of the ligation clip is greatly reduced, and the gun body assembly and the gun barrel assembly can be repeatedly used in the same operation, so that the economic burden of a patient is reduced.

The invention relates to a simple method for producing tongs (1) and to a tong (1) comprising two arms (2) consisting of wooden material that can be elastically bent in relation to one another, said arms (2) being rigidly inserted into a head piece (3) at an angle to on another. To obtain an advantageous construction, each arm (2) is inserted into a respective groove of the wooden head piece (3), said V-shaped grooves being angled towards one another and both arms are connected to the head piece (3) in a permanent manner.

The invention discloses a surgical ligation clip applier capable of realizing continuous shooting. The clip applier comprises a tubular shell, forceps and a magazine; one end of the magazine is arranged in the tubular shell; a guide groove is formed in the tubular shell; the magazine is glidingly arranged on the guide groove; the magazine is provided with a drive shaft; the drive shaft is clamped at the revolving shaft hinge joint of an upper jaw and a lower jaw; the lower jaw is provided with lower jaw stop elastic plates; the forceps comprise the upper jaw, the lower jaw, an upper jaw revolving shaft and a lower jaw revolving shaft; the upper jaw is fixedly arranged on the guide groove through the upper jaw revolving shaft; the upper jaw can rotate along the upper jaw revolving shaft; the lower jaw is fixedly arranged on the guide groove through the lower jaw revolving shaft; the lower jaw can rotate along the lower jaw revolving shaft; the upper jaw revolving shaft and the lower jaw revolving shaft are respectively arranged at the corresponding upper lower sides of the magazine. The surgical ligation clip applier disclosed by the invention is simple in structure and convenient in use, is capable of clamping and using a ligating clip, and is capable of realizing a function of continuous shooting.

The present invention discloses microsurgery forceps with double forceps heads capable of clamping and fixing, and belongs to the technical field of medical equipment. The microsurgery forceps are used for performing clamping and fixing operation. The technical scheme is that the double forceps heads capable of clamping and fixing are added to traditional operating forceps, blood vessel or nerve can be clamped by clamping pieces at front ends of the forceps heads, the clamping pieces are connected with pull rods, a stay cable and pull rings, and a clamping spring is disposed between the two clamping pieces. After the blood vessel or the nerve is clamped by the forceps heads, the forceps heads at two sides are shut towards the middle by closing handles at two sides of the operating forceps, so that anastomosis butt joint of two broken ends can be achieved. The microsurgery forceps are reasonable in structure, simple and flexible in operation and firm in fixation, the blood vessel can be prevented from being repeatedly clamped during an operation, man-made damage can be prevented, and one-man operation of clamp, measurement, anastomosis and fixation is achieved. The microsurgery technology is innovated, the disadvantages in a microsurgery operation that broken ends of blood vessel and nerve are poorly anastomosed, and specially-assigned person auxiliary operation is usually required are effectively prevented, operation time is shortened, and patient pain is effectively relieved.

A system and method of operating a minimally invasive cutting instrument includes a surgical cutting instrument. The surgical cutting instrument includes a drive unit, an end effector located at a distal end of the instrument, and a garage for housing the cutting blade when the cutting blade is not in use. The end effector includes gripping jaws and a cutting blade. To perform a cutting operation,the instrument extends the cutting blade from a first position to a second position, retracts the cutting blade from the second position to a third position between the first and second positions, and further retracts the cutting blade to the first position. While the cutting blade is not in use, the cutting blade is maintained in the first position using a restraining mechanism in the drive unit, force or torque applied by a motor or other active actuator to the drive unit, or both.

The invention relates to a pull device for an endoscopic surgery, and belongs to the technical field of medical devices. According to the technical scheme provided by the invention, the pull device for the endoscopic surgery comprises a pair of surgical clipping forceps body for clipping pathological tissues, an operating tube for placing the surgical clipping forceps body in a surgical cavity and controlling the surgical clipping forceps body to clip pathological tissues, and a clipping forceps pull operating mechanism for pulling the surgical clipping forceps body, wherein the clipping forceps pull operating mechanism comprises a clipping forceps connecting suture connected with the tail end of the surgical clipping forceps body, one end of the clipping forceps connecting suture is connected with the tail end of the surgical clipping forceps body, and the other end of the clipping forceps connecting suture is connected with one end of a pull operating rod. The pull device provided by the invention can effectively pull up the edge of a tiled part of the dissected dissociative pathological tissue, and allow the operating part of the endoscopic surgery to be fully exposed in the endoscopic field of view so as to ensure the smooth surgery and improve the surgery efficiency and safety.

In the prior art, because an upper cover and a lower pressing frame of a laminating machine are fixedly connected into a whole, when a rubber plate is heated to expand and deform greatly during laminating and heating, the rubber plate cannot be well fixed by a quick clamp, the upper pressing frame and the lower pressing frame, the rubber plate expands outwards and generates displacement, the rubber plate is abraded and even cracked, and the service life of the rubber plate is affected. The invention provides a movable pressing frame type laminating machine and a rubber plate pressing type laminating method, the laminating machine comprises a workbench, an upper cover, a lower pressing frame and a rubber plate, the lower pressing frame is correspondingly arranged below the upper cover, the rubber plate wraps the lower end of the upper cover, and when the workbench and the upper cover are closed, the upper cover, the lower pressing frame, the workbench and the rubber plate form a sealed upper cavity and a sealed lower cavity; and by the adoption of the rubber plate pressing type laminating method, displacement friction between the rubber plate and the lower pressing frame and between the rubber plate and the upper pressing frame is reduced and avoided, the service life of the rubber plate is prolonged, the situation that the rubber plate droops and cannot be separated from the workbench is avoided, equipment faults are reduced, and the cover opening efficiency and the total production efficiency are improved.

A clamp for clamping on a board is provided. The clamp includes a main body, a moving module and a screw rod. The main body includes a housing and a pressing plate to collaboratively define a moving space. The moving module includes a clamping member, a first plate and a second plate connecting with the first plate. The first plate and the pressing plate are disposed in the moving space in parallel. The second plate outwardly extends from the main body. The clamping member is selectively secured to the second plate. The screw rod rotatably and non-shiftably penetrates through the housing and the pressing plate and partially extends outwards the housing, and has threads for fastening to the screw hole of the first plate. When the screw rod rotates, the first plate moves in the moving space, and simultaneously drives the clamping member to move to adjust the distance to the pressing plate.

An electrosurgical device includes a forceps and a blade. The forceps includes a first working jaw and a second working jaw. The blade extends along a longitudinal axis and Includes a notched section, The blade is located between the first working jaw and the second working jaw. A first therapy current can be connected to the first working jaw, the second working jaw, or both so that tissue gripped between the first working jaw and the second working jaw and within the notched section can be coagulated. While the tissue is gripped between the first working jaw and the second working jaw, the blade is moveable along its longitudinal axis so that the tissue is cut with the notched section without repositioning the first working jaw, the second working jaw, or both.

The invention discloses a simple tissue holder automatic clip applier, and belongs to the field of clip appliers. The automatic clip applier comprises a clip head control mechanism, a clip pushing control mechanism and a clip rod, the clip head control mechanism comprises a handle assembly, a clip head push rod, a push rod rack, a transmission gear and a clip storage clip head, and the clip pushing control mechanism comprises a clip pushing operation handle, a clip feeding push rod, a clip storage bin clip piece and a clip feeding push piece. The clamping closing action and the clip pushing action of the automatic clip applier are completed through two control actions, the clip storage head design is adopted to achieve the integrated design of the clip head and the clip storage bin, and the clip storage head moves back and forth to enable the clip storage head to stretch out and draw back in the clip rod to drive the two clip head arms to be opened or closed; the tissue holder in the clip storage head are synchronously and forwards conveyed by adopting the clip conveying push sheet; through cooperation of the clip head control mechanism and the clip pushing control mechanism, automatic operation of the clip applier is achieved, and the clip applier is simple and compact in structural design, stable and reliable in clip pushing and closing operation, flexible and convenient to use and low in manufacturing cost.