CN220655630U

CN220655630U - Orthopedics pincers that reset

Info

Publication number: CN220655630U
Application number: CN202321823651.1U
Authority: CN
Inventors: 余俊; 李�杰; 江娟
Original assignee: People's Hospital Of Chizhou
Current assignee: People's Hospital Of Chizhou
Priority date: 2023-07-12
Filing date: 2023-07-12
Publication date: 2024-03-26
Anticipated expiration: 2033-07-12

Abstract

The utility model discloses an orthopedic reset forceps, and belongs to the technical field of reset forceps. The orthopedic reset forceps comprise forceps arms, forceps discs, pins and forceps heads, wherein the forceps discs are rotationally connected with the forceps arms through the pins, the forceps heads are arranged at one ends of the forceps arms, connecting pieces are arranged at the other ends of the forceps arms, and a limiting mechanism is arranged between the connecting pieces; the limiting mechanism comprises a first connecting rod and a second connecting rod which are rotated in the connecting piece through a rotating shaft; according to the utility model, under the cooperation of the first connecting rod, the second connecting rod, the fixing screw and the guide block, the clamp arm can be limited under the threaded connection between the claw nut and the arc-shaped rod, and through the arrangement, the clamping force can be always kept after the adjustment is finished, an operator only needs to control the position of broken bones, the clamping force is not required to be applied, the operation difficulty is reduced, the same posture is not required to be kept for a long time, and the practicability and convenience of the device are improved.

Description

Orthopedics pincers that reset

Technical Field

The utility model relates to the technical field of reset forceps, in particular to an orthopedic reset forceps.

Background

The bone fracture needs to be reset by adopting a reset forceps after fracture, and the common reset forceps mainly comprises an X-shaped two forceps arms in a hinged mode, wherein the front end of the X-shaped forceps arms is used as a forceps holder, and the rear end of the X-shaped forceps arms is used as a handle. When the bone cutting reduction butt joint is carried out, generally, medical staff is required to restore the misplaced bone cutting to the butt joint of the two ends of the original position, and then the misplaced bone cutting is clamped and positioned by a reduction forceps and then fixed by a steel plate, a screw and the like.

In the prior art, the patent with the Chinese patent number of CN202021416984.9 is applied for the date 2020-07-17 and is named as an orthopedic reduction forceps, which comprises a forceps handle structure and a first forceps body. According to the utility model, the blocking block is arranged at the bottom end of the right forceps handle, the anti-slip groove is arranged at the handshake part of the left forceps handle, the problems that two holes are not enough in stress and easy to slide by hand are effectively solved, the lower part of the left forceps handle is provided with the limiting arc bayonet, the limiting arc bayonet corresponds to the triangular bayonet under the blocking block of the right forceps handle, the limiting of the forceps handle structure is facilitated, the top ends of the two forceps handles are rotationally connected with the inner layer column, the outer sleeve is arranged outside the inner layer column, the same strip-shaped groove is formed in each of the inner layer column and the outer sleeve, the positioning screw fixed on the outer sleeve can move in the strip-shaped groove, the outer sleeve which is convenient to rotate is still kept corresponding, one end of each of the two outer sleeves, which is away from the forceps handle, is rotationally connected with the left forceps body and the right forceps body respectively, so that the two forceps bodies can rotate forwards and backwards, different shapes are changed, and different surgical scenes can be better.

However, the above patent has the disadvantages that when two forceps arms are adjusted to clamp the fractured bones, the clamping force of the reset forceps is required to be always maintained in the process of resetting and pulling the fractured bones, and a pulling force is required to be applied, so that the position of the fractured bones is not easy to master, and the operation requirement is high.

Therefore, the utility model provides an orthopedic reduction forceps aiming at the problem.

Disclosure of Invention

The utility model aims to solve the problems in the prior art, and provides an orthopedic reset forceps.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the orthopedic reset forceps comprise forceps arms, forceps discs, pins and forceps heads, wherein the forceps discs are rotationally connected with the forceps arms through the pins, the forceps heads are arranged at one ends of the forceps arms, connecting pieces are arranged at the other ends of the forceps arms, and a limiting mechanism is arranged between the connecting pieces;

the limiting mechanism comprises a first connecting rod and a second connecting rod which rotate in the connecting piece through a rotating shaft, the end parts of the first connecting rod and the second connecting rod are connected through the rotating shaft, an arc-shaped rod is fixedly connected to the surface of the first connecting rod, a fixing screw is connected to the second connecting rod in a sliding mode, a guide block is fixedly connected to the end part of the fixing screw, the guide block slides in the arc-shaped rod, and a claw nut is arranged on the surface of the fixing screw.

Preferably, the surface of the connecting piece is fixedly connected with a fixed block, and the surface of the fixed block is fixedly connected with a positioning rod.

Preferably, the surface of the positioning rod is fixedly connected with a return spring, and the return spring is sleeved on the surface of the positioning rod.

Preferably, the surface of the jawarm is provided with a fixing bolt for locking between the jawarm and the connecting piece.

Preferably, a sliding groove is formed in the surface of the arc-shaped rod, and the sliding groove is connected with the inside of the arc-shaped rod in a penetrating manner.

Preferably, the two sides of the guide block are fixedly connected with sliding blocks, and the sliding blocks slide in the sliding grooves.

Preferably, the surfaces of the second connecting rod and the arc-shaped rod are provided with anti-skidding lines, and friction force between the second connecting rod and the arc-shaped rod can be increased through the anti-skidding lines.

Preferably, the number of the clamp arms is two, and the two groups of clamp arms are mutually intersected to form an X shape.

Compared with the prior art, the utility model provides an orthopedic reset forceps, which comprises the following components

The beneficial effects are that:

this orthopedics pincers that reset under the cooperation between connecting rod one, connecting rod two, fixing screw and guide block, make it under threaded connection between claw nut and the arc pole, can carry out spacingly to the tong arm, set up through this kind of mode, can remain the clamping force all the time after adjusting, operating personnel only need the position of mastering broken bone can, need not to applys the clamping force again, reduces the operation degree of difficulty, need not to keep same gesture for a long time, has increased the practicality and the convenience of device.

Drawings

Fig. 1 is a schematic structural view of an orthopedic reduction forceps according to the present utility model;

fig. 2 is a schematic structural view of a limiting mechanism of an orthopedic reduction forceps according to the present utility model;

fig. 3 is a schematic top view of an orthopedic reduction forceps according to the present utility model;

fig. 4 is an enlarged view of a portion a in fig. 1 of an orthopedic reduction forceps according to the present utility model;

fig. 5 is a schematic diagram of a connection structure of a sliding groove and a sliding block of an orthopedic reduction forceps according to the present utility model.

In the figure: 1. a clamp arm; 2. a clamp disc; 3. a pin; 4. a clamp head; 5. a connecting piece; 6. a limiting mechanism; 7. a fixed block; 8. a positioning rod; 9. a return spring; 10. a fixing bolt;

61. a first connecting rod; 62. a second connecting rod; 63. an arc-shaped rod; 64. a fixed screw; 65. a guide block; 66. a claw nut; 67. a sliding groove; 68. a sliding block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-5, an orthopedic reset forceps comprises forceps arms 1, a forceps disc 2, pins 3 and forceps heads 4, wherein the forceps disc 2 is rotatably connected with the forceps arms 1 through the pins 3, the forceps heads 4 are arranged at one ends of the forceps arms 1, connecting pieces 5 are arranged at the other ends of the forceps arms 1, and a limiting mechanism 6 is arranged between the connecting pieces 5;

the limiting mechanism 6 comprises a first connecting rod 61 and a second connecting rod 62 which rotate in the connecting piece 5 through a rotating shaft, the end parts of the first connecting rod 61 and the second connecting rod 62 are connected through the rotating shaft, an arc-shaped rod 63 is fixedly connected to the surface of the first connecting rod 61, a fixing screw 64 is slidingly connected to the inside of the second connecting rod 62, a guide block 65 is fixedly connected to the end part of the fixing screw 64, the guide block 65 slides in the arc-shaped rod 63, and a claw nut 66 is arranged on the surface of the fixing screw 64.

In the utility model, when in use, a medical staff can manually operate the clamp arm 1 so as to limit the clamp arm 1 under the action of the clamp disc 2, and can rotate the pin 3 so as to open and close the clamp head 4 for clamping, when the clamp head is required to be limited after clamping, under the action of the limiting mechanism 6, the clamp head can respectively drive the first connecting rod 61 and the second connecting rod 62 to open at an angle when the connecting piece 5 rotates, and when the required angle is opened, the clamp head is required to be opened, the second connecting rod 62 and the guide block 65 can move mutually through the threaded rotation of the claw nut 66 on the fixing screw 64, and the guide block 65 can synchronously drive the arc rod 63 to move so as to lock the second connecting rod 62 and the arc rod 63 in a fitting way, so that the clamp head is kept in a clamping state without applying clamping force again, and the operation difficulty is reduced.

It should be noted that, the jawarm 1 and the jawarm 4 are detachably connected, so as to facilitate the replacement of different jawarms 4 for connection and use.

Referring to fig. 4, a fixing block 7 is fixedly connected to the surface of the connection member 5, and a positioning rod 8 is fixedly connected to the surface of the fixing block 7.

According to the utility model, the fixing block 7 is convenient to connect with the connecting piece 5, and then the clamping pliers can be prevented from being suddenly closed by the arrangement of the positioning rod 8, so that the clamping pliers can be directly clamped to the operation position of a patient, and a certain injury is caused to the patient.

Referring to fig. 4, a return spring 9 is fixedly connected to the surface of the positioning rod 8, and the return spring 9 is sleeved on the surface of the positioning rod 8.

In the utility model, the reset spring 9 is arranged, so that the clamp arm 1 can be automatically unfolded, and the clamp arm 1 can be disinfected and cleaned in a crack at a later stage.

Referring to fig. 3, the surface of the jawarm 1 is provided with a fixing bolt 10, and the fixing bolt 10 is used to lock between the jawarm 1 and the link 5.

According to the utility model, through the arrangement of the fixing bolt 10, the angle between the clamp arm 1 and the connecting piece 5 can be conveniently locked during the adjustment, so that the multi-angle operation reset clamp can conveniently work, and the applicability is conveniently improved.

Referring to fig. 5, a sliding groove 67 is formed on the surface of the arc-shaped rod 63, and the sliding groove 67 is connected with the arc-shaped rod 63 in a penetrating manner.

In the present utility model, the sliding effect on the guide block 65 and the arc-shaped rod 63 can be enhanced again by the opening of the sliding groove 67.

Referring to fig. 5, slide blocks 68 are fixedly connected to both sides of the guide block 65, and the slide blocks 68 slide in the slide grooves 67.

In the present utility model, the sliding block 68 is provided so as to slide in the sliding groove 67, so that the problem of detachment between the guide block 65 and the arc-shaped rod 63 is prevented.

Referring to fig. 5, the surfaces of the second connecting rod 62 and the arc-shaped rod 63 are provided with anti-slip patterns, through which friction between the second connecting rod 62 and the arc-shaped rod 63 can be increased.

In the utility model, the anti-skid performance between the second connecting rod 62 and the arc-shaped rod 63 can be improved by the arrangement of the anti-skid patterns, so that the locking effect of the second connecting rod 62 and the arc-shaped rod 63 can be improved under the action of friction force, and the second connecting rod 62 and the arc-shaped rod 63 are not easy to separate.

Referring to fig. 1, the number of the jawarms 1 is two, and the two sets of the jawarms 1 are intersected with each other to form an X shape.

In the utility model, the clamp arms 1 are mutually crossed to form an X-shaped arrangement, so that the clamp arms are clamped during treatment.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The orthopedic reset forceps comprise forceps arms (1), forceps discs (2), pins (3) and forceps heads (4), and are characterized in that the forceps discs (2) are rotationally connected with the forceps arms (1) through the pins (3), the forceps heads (4) are arranged at one ends of the forceps arms (1), connecting pieces (5) are arranged at the other ends of the forceps arms (1), and limiting mechanisms (6) are arranged between the connecting pieces (5);

stop gear (6) are including connecting rod one (61) and connecting rod two (62) in connecting piece (5) through the pivot rotation, the tip of connecting rod one (61) and connecting rod two (62) is rotated through the pivot and is connected, and the fixed surface of connecting rod one (61) is connected with arc pole (63), the inside sliding connection of connecting rod two (62) has dead screw (64), the tip fixedly connected with guide block (65) of dead screw (64), guide block (65) slide in arc pole (63), the surface of dead screw (64) is provided with claw nut (66).

2. The orthopedic reduction forceps according to claim 1, characterized in that a fixed block (7) is fixedly connected to the surface of the connecting piece (5), and a positioning rod (8) is fixedly connected to the surface of the fixed block (7).

3. The orthopedic reset forceps according to claim 2, characterized in that the surface of the positioning rod (8) is fixedly connected with a reset spring (9), and the reset spring (9) is sleeved on the surface of the positioning rod (8).

4. An orthopaedic reset forceps according to claim 1, characterized in that the surface of the forceps arm (1) is provided with a fixing bolt (10), the fixing bolt (10) being used to lock the forceps arm (1) and the connecting piece (5).

5. The orthopedic reduction forceps according to claim 1, characterized in that the surface of the arc-shaped rod (63) is provided with a sliding groove (67), and the sliding groove (67) is connected with the arc-shaped rod (63) in a penetrating manner.

6. The orthopedic reduction forceps according to claim 5, characterized in that sliding blocks (68) are fixedly connected to two sides of the guide block (65), and the sliding blocks (68) slide in the sliding grooves (67).

7. The orthopedic reduction forceps according to claim 1, wherein anti-slip patterns are arranged on the surfaces of the second connecting rod (62) and the arc-shaped rod (63), and friction force between the second connecting rod (62) and the arc-shaped rod (63) can be increased through the anti-slip patterns.

8. An orthopedic reduction forceps according to claim 1, characterized in that the number of forceps arms (1) is two, and the forceps arms (1) of two groups are mutually crossed to form an X shape.