CN217488768U - Elastic double-clamp device for endoscope - Google Patents

Abstract

The utility model provides an elasticity double-layered device for scope, the electric iron comprises a handle, two insert barrels are installed to handle right-hand member screw thread, two insert barrel left ends are injected into the handle inner chamber interlude, the spring pipe is movably installed at insert barrel left end in the handle, the handle left end is provided with two guide barrels, two guide barrel left ends are all movably connected with the clamp pipe, claw clamps are all installed through center pin and hank spring in two clamp pipes, two adjacent clamping leg inboards of two claw clamps are all connected with elastic rubber line through the buckle body, two center pin interlude all are connected with the application of force rope, two application of force rope right-hand members are all connected at the cable left end through the rupture ring, two pull rings are limited at insert barrel right-hand member through cable elasticity, two claw clamps are all installed at two clamp pipe right-hand members through two cable elastic limit respectively; this device utilizes two claw clamps and elasticity rubber line to realize when the scope operation that the preparation of the pathological change body is got and the natural tractive, need not medical personnel to get alone during the operation and get, makes things convenient for the operation to peel off the pathological change body.

Description

Elastic double-clamp device for endoscope

Technical Field

The utility model belongs to the technical field of medical instrument, especially, be used for scope mucous membrane to peel off operation device, concretely relates to elasticity double-layered device for scope.

Background

Endoscopic Submucosal Dissection (ESD) is a new treatment means appearing in recent years, is a technology with good clinical application prospect, enables more early digestive tract cancers to be completely resected under an endoscope at one time, and avoids the pain of an open surgery and the resection of organs. The general operation process comprises pointing out the excision boundary with an incision knife, injecting swelling solution under mucosa such as glycerin fructose solution containing methylene blue under pathological mucosa, performing ring incision with mucosa incision knife, and performing incision and stripping with thulium knife and IT knife. During ESD procedures, it is often necessary to pull on the diseased tissue to fully expose the submucosa and the site to be stripped.

Currently, for the pulling method in the ESD operation, self-made manual methods such as dental floss pulling, rubber ring pulling, nylon rope pulling and the like are mostly adopted clinically, medical staff need to pull and peel off the operation while pulling, the operation progress of a doctor is affected, the pulling force of hands is large, the pulled diseased region is easily torn, and the operation effect and the recovery time of a patient are affected.

SUMMERY OF THE UTILITY MODEL

The utility model discloses solve the effect among the above-mentioned background art, provide a scope is with two device that press from both sides of elasticity for this reason.

The utility model provides a technical scheme that its technical problem adopted is:

an elastic double-clamp device for an endoscope comprises a handle, wherein two inserting cylinders are arranged at the right end of the handle in a threaded manner, the left ends of the two inserting cylinders are inserted into the middle section of an inner cavity of the handle, the handle is internally provided with two guide cylinders, two guide cylinders and a handle are integrally formed, the left end of each guide cylinder is movably connected with a clamping pipe, two claw clamps are installed in the clamping pipes through a central shaft and a twisting spring, the inner sides of two clamping legs adjacent to the claw clamps are connected with elastic rubber wires through buckles, the middle section of the central shaft is connected with force application ropes, the right ends of the force application ropes are connected to the left end of an inhaul cable through breaking rings, the inhaul cable penetrates through the guide cylinders, the handle and the inserting cylinders and is connected to a pull ring, the pull ring is elastically limited at the right end of the inserting cylinder, and the claw clamps are elastically limited at the right ends of the two clamping pipes through the two inhaul cables.

Preferably, the right ends of the inner walls of the two clamping pipes are provided with fixing grooves, the left ends of the inner walls of the two guide cylinders are provided with force storage grooves in a matched manner, fixing buckles are integrally arranged on two sides of the right ends of the two claw clamps, and the two claw clamps are pulled down to the fixing grooves through pull cables to be fixed.

Preferably, the two inserting cylinders are arranged at the lower end part of the handle in a splayed mode, and the opening faces the right.

Preferably, force application lugs are integrally formed on the outer sides of the right ends of the two inserting cylinders, and the diameters of the two force application lugs are larger than the outer diameter of the inserting cylinder.

Preferably, the two force application ropes and the two inhaul cables are steel wire ropes.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the device realizes the preparation clamping and natural traction of a lesion body during endoscopic surgery by utilizing the two claw clamps and the elastic rubber wire, is simple to operate, can realize the fixation and traction of the two claw clamps at the surgical position only by respectively clamping the two claw clamps at the position to be stripped and the position corresponding to the traction height and pulling the two pull rings to fix the fixing buckles of the claw clamps at the fixing grooves in the clamp pipes, ensures that medical personnel do not need to perform the surgery while drawing, is convenient for stripping the lesion body during the surgery, has natural traction force, cannot tear the surgical stripping position, and improves the surgery efficiency;

2. the device is provided with a breakable rupture ring, a force application rope is buckled on the rupture ring, when a guy cable draws a certain tensile strength, a claw clamp moves towards a clamp pipe to realize clamping, the tensile strength of the guy cable is increased, the guy cable is not broken until fixing buckles on two sides of the claw clamp are pulled down into a fixing groove, in order to avoid the influence of a handle on the shielding of a surgical site, the claw clamp can be pulled by using larger tensile force to pull the position of the fixing buckle down to a force storage groove, when the fixing buckle is positioned in the force storage groove, the actual tensile strength is greater than the tensile strength borne by the rupture ring, the rupture ring is disconnected with the force application rope, the clamp pipe and the claw clamp are clamped at the surgical site to be fixed and separated from the handle, and the handle is taken out; when the claw clamp needs to be taken out after the operation is completed, the fixing buckle position of the claw clamp only needs to be clamped through the endoscope clamp, the fixing buckle is loosened at the position of the fixing groove, the claw clamp loosens the mucous membrane surface layer which is clamped, and the two claw clamps can be taken out through the endoscope clamp.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples.

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural view of an embodiment of the present invention in use;

FIG. 3 is a schematic structural view of a jaw clamp according to an embodiment of the present invention;

the embodiment of the utility model provides a mainly contain following element symbol:

the pull-type elastic rope is characterized by comprising a handle-1, an insertion cylinder-2, a force application lug-21, a guide cylinder-3, a force storage groove-31, a clamping pipe-4, a fixing groove-41, a central shaft-5, a twisted spring-6, a claw clamp-7, a force application rope-71, a fracture ring-72, a buckle body-73, a fixing buckle-74, an elastic rubber wire-8, a spring pipe-9, a pull rope-10 and a pull ring-11.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

As shown in fig. 1 and fig. 2, an elastic double-clamp device for endoscope comprises a handle 1, two inserting cylinders 2 are installed on the right end of the handle 1 in a threaded manner, the left ends of the inserting cylinders 2 are inserted into the middle section of the inner cavity of the handle 1, a spring tube 9 is movably installed at the left end of the inserting cylinders 2 in the handle 1, the left end of the handle 1 is provided with two guide cylinders 3, the two guide cylinders 3 and the handle 1 are integrally formed, the left ends of the two guide cylinders 3 are movably connected with clamping tubes 4, claw clamps 7 are installed in the two clamping tubes 4 through central shafts 5 and twisting springs 6, the inner sides of two adjacent clamping legs of the two claw clamps 7 are connected with elastic rubber wires 8 through buckle bodies 73, the middle section of the central shaft 5 is connected with force application ropes 71, the right ends of the force application ropes 71 are connected to the left end of a tension cable 10 through fracture rings 72, and the tension cables 10 penetrate through the guide cylinders 3, The handle 1 is connected on pull ring 11 with inserting a section of thick bamboo 2, two pull ring 11 is spacing inserting a section of thick bamboo 2 right-hand member through cable 10 elasticity, two claw presss from both sides 7 and all installs at two clamp 4 right-hand members through two cable 10 difference elasticity spacing.

The right end of the inner wall of each clamping pipe 4 is provided with a fixing groove 41, the left end of the inner wall of each guide cylinder 3 is provided with a force storage groove 31 in a matched mode with the fixing groove 41, two sides of the right end of each claw clamp 7 are integrally provided with a fixing buckle 74, and the two claw clamps 7 are fixed in the fixing grooves 41 in a downward pulling mode through inhaul cables 10.

This device utilizes two claw clamps 7 and elastic rubber line 8 to realize when the scope operation to the preparation clamp of pathological change body get with natural tractive, and easy operation only needs to press from both sides two claw clamps 7 respectively in the position that needs to peel off and the position that corresponds the tractive height, and two pull rings 11 of pulling make the fixed knot 74 of claw clamp 7 fix the fixed slot 41 department in pressing from both sides the pipe 4, can realize two claw clamps 7 at the fixed and tractive at the operation position, need not medical personnel when guaranteeing the operation and operate on one side of tractive, make things convenient for the operation to peel off the pathological change body, the tractive force is natural, can not peel off the position to the operation and cause the tear, and the efficiency of the operation is improved.

The two inserting cylinders 2 are arranged at the lower end part of the handle 1 in a splayed mode, the opening faces the right, and when the pull rings 11 are operated by hands, the two pull rings 11 are in mutual abdication and do not twist.

Two insert a 2 right-hand member outside homogeneous body shaping in the section of thick bamboo and have application of force ear 21, two the diameter of application of force ear 21 is greater than the external diameter of inserting a 2, supports for the finger and pulls pull ring 11 and provide the strong point.

The two force application ropes 71 and the two pulling ropes 10 are both steel wire ropes.

As shown in fig. 3, the device is further provided with a breakable breaking ring 72, the force application rope 71 is buckled on the breaking ring 72, when the cable 10 is pulled to a certain tensile strength, the claw clamp 7 moves towards the clamp tube 4 to realize clamping, the tensile strength of the cable 10 is increased, the cable 10 is not broken until the fixing buckles 74 on two sides of the claw clamp 7 are pulled down to the fixing groove 41, in order to avoid the influence of the handle 1 on the shielding of the operation part, the claw clamp 7 can be pulled by using a larger tensile force, so that the position of the fixing buckle 74 is pulled down to the force storage groove 31, when the fixing buckle 74 is at the position of the force storage groove 31, the actual tensile strength is greater than the bearing tensile strength of the breaking ring 72, the breaking ring 72 and the force application rope 71 are disconnected, the clamp tube 4 and the claw clamp 7 are partially clamped at the operation part and are separated from the handle 1, and the handle 1 can be taken out; when the claw clamp 7 needs to be taken out after the operation is completed, the position of the fixing buckle 74 of the claw clamp 7 only needs to be clamped through the endoscope forceps, the fixing buckle 74 is loosened at the position of the fixing groove 41, the claw clamp 7 loosens the mucous membrane surface layer which is clamped, and the two claw clamps 7 can be taken out through the endoscope forceps holder, so that the operation is convenient, and the practicability is high.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims (5)

1. The utility model provides an elasticity double-layered device for scope, includes the handle, its characterized in that: two inserting cylinders are installed at the right end of the handle through threads, the left ends of the two inserting cylinders are inserted into the middle section of the inner cavity of the handle, the handle is internally provided with two guide cylinders, two guide cylinders and a handle are integrally formed, the left end of each guide cylinder is movably connected with a clamping pipe, two claw clamps are installed in the clamping pipes through a central shaft and a twisting spring, the inner sides of two clamping legs adjacent to the claw clamps are connected with elastic rubber wires through buckles, the middle section of the central shaft is connected with force application ropes, the right ends of the force application ropes are connected to the left end of an inhaul cable through breaking rings, the inhaul cable penetrates through the guide cylinders, the handle and the inserting cylinders and is connected to a pull ring, the pull ring is elastically limited at the right end of the inserting cylinder, and the claw clamps are elastically limited at the right ends of the two clamping pipes through the two inhaul cables.

2. The elastic double clip device for an endoscope according to claim 1, characterized in that: two the clamp pipe inner wall right-hand member is opened there is the fixed slot, two guide cylinder inner wall left end cooperation fixed slot is opened there is the groove of holding power, two the claw presss from both sides the right-hand member both sides homogeneous body and is provided with fixed the knot, two the claw presss from both sides and draws down to the fixed slot internal fixation through the cable.

3. The elastic double clip device for an endoscope according to claim 2, characterized in that: the two inserting cylinders are positioned at the lower end part of the handle and arranged in a splayed manner, and the opening faces the right.

4. The elastic double clip device for an endoscope according to claim 3, characterized in that: two insert a section of thick bamboo right-hand member outside homogeneous body shaping and have the application of force ear, two the diameter of application of force ear is greater than the external diameter of inserting a section of thick bamboo.

5. The elastic double clip device for an endoscope according to claim 4, characterized in that: and the two force application ropes and the two inhaul cables are steel wire ropes.

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