CN215688210U

CN215688210U - Soft tissue clamp with sliding groove

Info

Publication number: CN215688210U
Application number: CN202120924336.2U
Authority: CN
Inventors: 赵迎亮; 李毅; 任静
Original assignee: Suzhou Taibao Biomedical Technology Co ltd
Current assignee: Suzhou Taibao Biomedical Technology Co ltd
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2022-02-01
Anticipated expiration: 2031-04-29

Abstract

The utility model relates to the technical field of medical instruments, in particular to a soft tissue clamp, which comprises an operation transmission device, a connecting device and a chuck remaining device, wherein the operation transmission device comprises an operation handle and a pull rope; the connecting device comprises a connector and a connecting piece; the chuck indwelling device comprises a clamping piece and an outer tube; the clamping piece is provided with a sliding groove, the width of the sliding groove is consistent, and the width of the sliding groove is the same as the diameter of the inserted shaft; the front end part of the outer tube is provided with two symmetrical shaft inserting holes, and the shaft inserting holes are connected with the sliding grooves through shaft inserting holes; the clamping piece end part is provided with a positioning hole, and the positioning hole and a hook arranged at the end part of the inhaul cable can be detachably connected through a pin. The utility model provides a soft tissue clamp which is stable and not easy to shake in the clamping and closing process.

Description

Soft tissue clamp with sliding groove

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a soft tissue clamp, and particularly relates to a soft tissue clamp with a sliding groove.

Background

The soft tissue clamp is a clamp, and is a medical instrument which enters a natural orifice of a human body through an endoscope clinically and clamps and closes the soft tissue in the orifice under the endoscope. Under the endoscope, the soft tissue clip is used for clamping the bleeding part or the perforation part of the tissue to achieve the effect of stopping bleeding or sealing. The clinical soft tissue clamp greatly improves the success rate of the operation and is worth popularizing and applying. At present, some soft tissue clamps used clinically are easy to shake in the clamping and closing process, so that the operation difficulty is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provide a soft tissue clamp with a sliding groove, which is stable in clamping and closing process and is not easy to shake.

In order to achieve the purpose, the technical scheme of the utility model is as follows:

a soft tissue clamp with a sliding groove comprises an operation transmission device, a connecting device and a clamp head remaining device, wherein the operation transmission device comprises an operation handle and a pull rope; the connecting device comprises a connector and a connecting piece; the chuck indwelling device comprises a clamping piece and an outer tube; the clamping piece is provided with a sliding groove, the front end part of the outer tube is provided with two symmetrical shaft inserting holes, the shaft inserting holes are connected with the sliding groove through a shaft, and the width of the sliding groove is the same as the diameter of the shaft; the clamping piece end part is provided with a positioning hole, and the positioning hole and a hook arranged at the end part of the inhaul cable can be detachably connected through a pin.

Preferably, the two sides of the front end part of the outer pipe are also provided with clamping grooves, the clamping grooves are perpendicular to the inserting shaft, and the clamping grooves are used for assembling two clamping pieces. The outer tube and the inserting shaft are fixedly connected, two symmetrical clamping grooves are formed in the outer tube, the two clamping pieces are symmetrically inserted into the clamping grooves and connected with the hooks through pins, and the clamping pieces slide in the front and at the back of the clamping grooves of the outer tube along the inserting shaft through sliding grooves.

Preferably, the clamping piece is an elastic clamping piece.

Preferably, the inner side of the rear end of the outer pipe is provided with a buckling step, and the tail part of the outer pipe is provided with a connecting hole.

Preferably, the hook is divided into a front part and a rear part, the rear part is a hollow cylinder, the front part is two cuboids, the cylinder and the cuboids are integrally formed, and the distance between the two cuboids is slightly larger than the thickness of the two clamping pieces; the end part of the cuboid is provided with a pin hole which is in a back-to-back hook shape; the pin hole and the positioning hole at the end part of the clamping piece can be detachably connected through a pin.

Preferably, a buckle is arranged behind the clamping piece positioning hole and is perpendicular to the plane of the positioning hole; the buckle is buckled on the outer side of the cuboid at the front half part of the hook.

Preferably, the connecting piece comprises a hollow cylinder and a connecting piece buckle, the hollow cylinder and the connecting piece buckle are arranged in a ladder shape, the connecting piece buckle is connected with a connecting hole arranged at the tail part of the outer tube, and the connecting hole at the tail part of the outer tube is detachably connected with the connecting piece buckle.

Preferably, the connector be hollow cylinder, a connector tip be provided with the step with connecting piece adaptation is connected.

Preferably, the operation transmission device further comprises a fixed connecting pipe, and the stay cable is tightly wrapped by the fixed connecting pipe; one end of the fixed connecting pipe is inserted into the hollow cylinder at the rear half part of the hook and is fixedly connected with the hook.

During assembly, the clamping piece is inserted into the clamping groove of the outer tube, then the inserting shaft is connected with the outer tube through the inserting shaft hole in the outer tube and the sliding groove in the clamping piece, and the inserting shaft limits the clamping piece to slide back and forth along the clamping groove of the outer tube. The clamping piece is connected with the hook through a pin through a positioning hole arranged on the clamping piece and a pin hole arranged on the hook. The hook is connected with the inhaul cable through a fixed connecting pipe, and the hook and the clamping piece are driven to slide back and forth along the clamping groove of the outer tube through the inhaul cable. The width of the sliding groove arranged on the clamping piece is basically consistent with the diameter of the inserting shaft, so that the clamping piece is prevented from moving left and right when sliding back and forth along the clamping groove of the outer tube. The buckle that sets up on the clip gets into the outer tube after the clamping piece, the buckle back-off is at the couple edge, when the clamping piece slided along outer tube draw-in groove front and back, guarantees that the clamping piece can not drive the couple and control crooked. When the hook and the clamping piece are not separated, the clamping piece can slide back and forth along the clamping groove of the outer tube and can be opened and closed for many times. The connecting hole that sets up on the outer tube passes through the connecting piece and is connected with the connector, guarantees before clamping piece and outer tube locking, and the outer tube does not separate with the connector. When the clamping piece slides to the bottom of the clamping groove of the outer tube, the inhaul cable is pulled by force, and the hook is separated from the pin. At this moment, the buckle that sets up on the clamping piece hooks the buckle step department that sets up on the outer tube, and the clamping piece closure locks with the outer tube.

Has the advantages that:

according to the clamping piece, the sliding groove is formed in the clamping piece, the insertion shaft is arranged on the outer pipe and matched with the sliding groove, and the clamping piece is prevented from shaking left and right when sliding back and forth along the clamping groove of the outer pipe. The clamping groove assembly clamping piece is arranged on the outer pipe, so that the clamping piece is tightly attached to the outer pipe, and the clamping force is stable and durable; the clamping piece is accurate in moving in the opening and closing process and not easy to shake, and the clamping tissue is more accurate and easier. The clamping piece tip is provided with the buckle, and after the closed locking of clamping piece, the outer tube buckle step is caught to the clamping piece buckle, hides in the outer tube, and difficult pine takes off.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a cross-sectional view taken along A-A of FIG. 1;

FIG. 3 is a schematic view of a clip;

FIG. 4 is a schematic structural view of an outer tube;

FIG. 5 is a cross-sectional view of the outer tube;

FIG. 6 is a schematic view of the hook structure;

FIG. 7 is a schematic structural view of a connector;

FIG. 8 is a schematic view of the clamping device in clamping tissue;

FIG. 9 is a schematic view showing the structure of the indwelling device when it is detached from the holder;

description of reference numerals: 1. a clip; 11. a sliding groove; 12. positioning holes; 13. buckling; 2. an outer tube; 21. an insertion shaft hole; 22. a card slot; 23. connecting holes; 24. inserting a shaft; 3. a pin; 4. a connecting member; 41. a connecting piece is buckled; 5. a connector; 6. a cable; 61. hooking; 611. a pin hole; 7. and fixing the connecting pipe.

Detailed Description

The present invention will be described in detail with reference to the following embodiments and accompanying drawings.

Example (b):

the soft tissue clamp with the sliding groove as shown in fig. 1 to 9 comprises an operation transmission device, a connecting device and a clamp head remaining device, wherein the operation transmission device comprises an operation handle and a pull rope 6; the connecting device comprises a connecting head 5 and a connecting piece 4; the chuck indwelling device comprises a clamping piece 1 and an outer tube 2; the clamping piece 1 is provided with a sliding groove 11, the width of the sliding groove 11 is kept consistent, the end part of the clamping piece 1 is provided with a positioning hole 12, and the positioning hole 12 and a hook 61 arranged at the end part of the inhaul cable 6 can be detachably connected through a pin 3.

The front end part of the outer tube 2 is provided with two symmetrical axle-inserting holes 21 and a clamping groove 22, and the clamping groove 22 is vertical to the central connecting line of the two axle-inserting holes 21; the clamping groove 22 is used for assembling the two clamping pieces 1; the plug shaft hole 21 and the sliding groove 11 are connected through a plug shaft 24, and the width of the sliding groove 11 is the same as the diameter of the plug shaft 24; the insertion shaft 24 disposed in the outer tube insertion shaft hole 21 defines that the clip 1 can only move back and forth in the outer tube 2. The inner side of the rear end part of the outer pipe 2 is provided with a buckling step, and the tail part of the outer pipe 2 is provided with a connecting hole 23.

The connecting piece 4 comprises a hollow cylinder and a connecting piece buckle 41 which are arranged in a ladder shape, the connecting piece buckle 41 is connected with a connecting hole 23 arranged at the tail part of the outer tube 2, and the connecting hole 23 at the tail part of the outer tube 2 is detachably connected with the connecting piece buckle 41.

The connector 5 is a hollow cylinder, and one end part of the connector 5 is provided with a step which is in adaptive connection with the connecting piece 4 arranged in a step shape.

The end part of the inhaul cable 6 is fixedly connected with a hook 61, the hook 61 is divided into a front part and a rear part, the rear part is a hollow cylinder, the front part is two cuboids, the cylinder and the cuboids are integrally formed, and the distance between the two cuboids is slightly larger than the thickness of the two clamping pieces 1; the end part of the cuboid is provided with a pin hole 611, and the pin hole 611 is arranged in a shape of a hook which is opposite to the hook; the pin hole 611 is detachably connected with the positioning hole 12 at the end part of the clamping piece 1 through the pin 3; a buckle 13 is arranged behind the positioning hole 12, and the buckle 13 is vertical to the plane of the positioning hole 12; the buckle 13 is buckled on the outer side of the cuboid at the front half part of the hook 61.

The operation transmission device also comprises a fixed connecting pipe 7, and the stay cable 6 is tightly wrapped by the fixed connecting pipe 7; one end of the fixed connecting pipe 7 is inserted into the hollow cylinder at the rear half part of the hook 61 and is fixedly connected with the hook 61.

Preferably, the clip 1 is an elastic clip.

When the operation is clinically carried out, the clamping pieces slide and close along the clamping grooves of the outer tube by pulling the inhaul cable, but are not separated. The instrument is inserted along the endoscope channel until reaching the preset operation position, and then the inhaul cable is pushed to slide out and open the clamping piece along the clamping groove of the outer tube. The tissue to be clamped is selected under the endoscope, the clamping piece is attached to the tissue part to be clamped, and the inhaul cable is pulled to enable the clamping piece to slide along the clamping groove of the outer tube to clamp the tissue. If the clamping is not ideal, the clamping piece can be pushed out to be opened and then clamped again. After the clamped tissue is in place, the pull cable is pulled backwards with force, the hook is separated from the pin, the buckle arranged on the clamping piece automatically hooks the buckle step arranged on the outer tube, and the clamping piece is locked with the outer tube.

Finally, it should be noted that: it should be understood that the above examples are only for clearly illustrating the present invention and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the utility model may be made without departing from the scope of the utility model.

Claims

1. A soft tissue clamp with a sliding groove comprises an operation transmission device, a connecting device and a clamp head remaining device, wherein the operation transmission device comprises an operation handle and a pull rope; the connecting device comprises a connector and a connecting piece; the chuck indwelling device comprises a clamping piece and an outer tube; the clamping piece is characterized in that a sliding groove is formed in the clamping piece, two symmetrical shaft inserting holes are formed in the front end portion of the outer tube, the shaft inserting holes are connected with the sliding groove through inserting shafts, and the width of the sliding groove is the same as the diameter of each inserting shaft; the clamping piece end part is provided with a positioning hole, and the positioning hole and a hook arranged at the end part of the inhaul cable can be detachably connected through a pin.

2. The soft tissue clamp with the sliding groove according to claim 1, wherein two sides of the front end of the outer tube are provided with clamping grooves, the clamping grooves are perpendicular to the insertion shaft, and the clamping grooves are used for assembling two clamping pieces.

3. The soft tissue clip with sliding channel of claim 1, wherein the clip is a resilient clip.

4. The soft tissue clamp with the sliding groove as claimed in claim 1, wherein the inner side of the rear end of the outer tube is provided with a snap step, and the tail part of the outer tube is provided with a connecting hole.

5. The soft tissue clamp with the sliding groove as claimed in claim 1, wherein the hook is divided into a front part and a rear part, the rear part is a hollow cylinder, the front part is two cuboids, the cylinder and the cuboids are integrally formed, and the distance between the two cuboids is slightly larger than the thickness of the two clamping pieces; the end part of the cuboid is provided with a pin hole which is in a back-to-back hook shape; the pin hole and the positioning hole at the end part of the clamping piece can be detachably connected through a pin.

6. The soft tissue clamp with the sliding groove as claimed in claim 1, wherein a buckle is arranged behind the positioning hole of the clamping piece, and the buckle is perpendicular to the plane of the positioning hole; the buckle is buckled on the outer side of the cuboid at the front half part of the hook.

7. The soft tissue clamp with the sliding groove as claimed in claim 1, wherein the connecting member comprises a hollow cylinder and a connecting member buckle, the hollow cylinder and the connecting member buckle are arranged in a step shape, the connecting member buckle is connected with a connecting hole arranged at the tail part of the outer tube, and the connecting hole at the tail part of the outer tube is detachably connected with the connecting member buckle.

8. The soft tissue clamp with the sliding groove according to claim 7, wherein the connector is a hollow cylinder, and a step is arranged at one end of the connector to be in fit connection with the connector.

9. The soft tissue clamp with the sliding groove of claim 5, wherein the operation transmission device further comprises a fixed connecting pipe, and the fixed connecting pipe tightly wraps the pull rope; one end of the fixed connecting pipe is inserted into the hollow cylinder at the rear half part of the hook and is fixedly connected with the hook.