CN216221624U

CN216221624U - Reset mechanism for orthopedics

Info

Publication number: CN216221624U
Application number: CN202121568643.8U
Authority: CN
Inventors: 刘法波; 解振华; 张辉
Original assignee: Shandong Juntai Ande Medical Technology Co ltd
Current assignee: Shandong Juntai Ande Medical Technology Co ltd
Priority date: 2021-07-13
Filing date: 2021-07-13
Publication date: 2022-04-08
Anticipated expiration: 2031-07-13

Abstract

The utility model relates to the technical field of medical instruments, in particular to an orthopedic resetting mechanism which comprises a resetting mechanism body, a first clamping sleeve, a second clamping sleeve, a third clamping sleeve, a first sliding block and a second sliding block. According to the utility model, a first clamping sleeve and a third clamping sleeve are arranged on a reset mechanism body, and the distance between the first clamping sleeve and the third clamping sleeve is adjusted through the sliding connection of the second clamping sleeve on the reset mechanism body; through be provided with first ratchet and second ratchet respectively in first slider and second slider and all with one-way rack toothing to be provided with the spring between first slider and second slider, can realize the one-way removal of second centre gripping cover on the canceling release mechanical body, thereby realize adjusting to suitable position the interval between the skeleton of fracture position both sides, the regulation precision is higher, the location is quick accurate, and the operation is more convenient, and work efficiency is higher.

Description

Reset mechanism for orthopedics

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a reset mechanism for orthopedics.

Background

Currently, in the orthopedic treatment process, particularly for some fracture patients, reduction and fixation of fracture positions are needed, so that auxiliary treatment is usually needed by means of a special orthopedic reduction and fixation mechanism. When the orthopedic reduction fixing mechanism is used, bones on two sides of a fracture of a patient are clamped, and then the bones are moved to a state before fracture and are fixed. Reduction gears among the prior art is inaccurate to the interval control between the skeleton of fracture both sides, leads to the location accurate inadequately to mostly medical personnel manual operation adjusts, and the work burden is heavy and efficiency is lower, thereby influences the treatment and the recovery of patient's fracture position. Therefore, the utility model provides a reset mechanism for orthopedics.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a reset mechanism for orthopedics department, which aims to solve the problems in the prior art in the background technology.

In order to solve the technical problems, the technical scheme provided by the utility model is as follows: provides a reset mechanism for orthopedics department, which comprises a reset mechanism body, a first clamping sleeve, a second clamping sleeve, a third clamping sleeve, a first slide block and a second slide block, the side wall of the reset mechanism body is provided with a rack, the rack is provided with one-way teeth, the first clamping sleeve and the third clamping sleeve are symmetrically arranged at two ends of the reset mechanism body, the second clamping sleeve is connected with the reset mechanism body in a sliding way, the bottom end of the second clamping sleeve is provided with a first sliding block, a first ratchet is arranged in the first sliding block and is meshed with the rack, a spring is arranged on one side of the first sliding block and is sleeved on the reset mechanism body, and a second sliding block is arranged on one side of the spring, a second ratchet is arranged in the second sliding block, the second ratchet is meshed with the rack, and compression springs are arranged at the bottom ends of the first ratchet and the second ratchet.

On the basis of the technical scheme, the first sliding block is hinged with a handle, the bottom end of the second sliding block is provided with a handle, and one side of the handle is abutted to the handle.

On the basis of the technical scheme, the side wall of the second ratchet is provided with a return pin, and the return pin is connected with the second sliding block in a sliding manner.

On the basis of the technical scheme, one side of the one-way teeth is set to be a bevel edge, and the other side of the one-way teeth is set to be a vertical edge.

On the basis of the technical scheme, the top ends of the first clamping sleeve, the second clamping sleeve and the third clamping sleeve are provided with clamping bodies, and the clamping bodies are arranged in an arc shape.

On the basis of the technical scheme, an arc opening is formed in one end of the clamping body, the arc opening of the first clamping sleeve and the arc opening of the second clamping sleeve are arranged at one ends, close to the clamping body, of the clamping body, and the arc opening of the third clamping sleeve and the arc opening of the second clamping sleeve are arranged at one ends, far away from the clamping body, of the clamping body.

On the basis of the technical scheme, the first clamping sleeve and the third clamping sleeve are fixedly arranged on the reset mechanism body through fasteners.

The technical scheme provided by the utility model has the beneficial effects that:

according to the utility model, a first clamping sleeve and a third clamping sleeve are arranged on a reset mechanism body, and the distance between the first clamping sleeve and the third clamping sleeve is adjusted through the sliding connection of the second clamping sleeve on the reset mechanism body; through be provided with first ratchet and second ratchet respectively in first slider and second slider and all with one-way rack toothing to be provided with the spring between first slider and second slider, can realize the one-way removal of second centre gripping cover on the canceling release mechanical body, thereby realize adjusting to suitable position the interval between the skeleton of fracture position both sides, the regulation precision is higher, the location is quick accurate, and the operation is more convenient, and work efficiency is higher.

Drawings

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

FIG. 2 is a schematic view of another embodiment of the present invention;

FIG. 3 is a front view of the present invention;

FIG. 4 is a cross-sectional view of the present invention;

Detailed Description

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

in the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description of the present invention, it is to be understood that the terms "left", "right", "front", "back", "top", "bottom", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 to 4, the clamping device comprises a resetting mechanism body 1, a first clamping sleeve 2, a second clamping sleeve 3, a third clamping sleeve 4, a first slider 5 and a second slider 6, wherein a rack 7 is arranged on the side wall of the resetting mechanism body 1, a one-way tooth 71 is arranged on the rack 7, the first clamping sleeve 2 and the third clamping sleeve 4 are symmetrically arranged at two ends of the resetting mechanism body 1, the second clamping sleeve 3 is slidably connected with the resetting mechanism body 1, a first slider 5 is arranged at the bottom end of the second clamping sleeve 3, a first ratchet 8 is arranged in the first slider 5, the first ratchet 8 is meshed with the rack 7, a spring 9 is arranged at one side of the first slider 5 and sleeved on the resetting mechanism body 1, a second slider 6 is arranged at one side of the spring 9, a second ratchet 10 is arranged in the second slider 6, and the second ratchet 10 is meshed with the rack 7, and the bottom ends of the first ratchet 8 and the second ratchet 10 are both provided with a compression spring 11.

According to the utility model, a first clamping sleeve 2 and a third clamping sleeve 4 are arranged on a reset mechanism body 1, and the distance between the reset mechanism body 1 and the first clamping sleeve 2 and the distance between the reset mechanism body 1 and the third clamping sleeve 4 are adjusted through the sliding connection of a second clamping sleeve 3 on the reset mechanism body 1; through be provided with first ratchet 8 and second ratchet 10 respectively in first slider 5 and second slider 6 and all mesh with one-way rack 7 to be provided with spring 9 between first slider 5 and second slider 6, can realize that second centre gripping cover 3 unidirectional movement on canceling release mechanical system body 1, thereby realize adjusting to suitable position the interval between the skeleton of fracture position both sides, the regulation precision is higher, the location is quick accurate, and the operation is more convenient, and work efficiency is higher.

On the basis of the technical scheme, the first sliding block 5 is hinged with a handle 12, the bottom end of the second sliding block 6 is provided with a grip 13, and one side of the grip 13 is abutted to the handle 12.

On the basis of the technical scheme, the side wall of the second ratchet 10 is provided with a return pin 14, and the return pin 14 is connected with the second sliding block 6 in a sliding manner. By arranging the return pin 14 on the second slider 6 and correspondingly arranging the return pin on the first slider 5, namely, the second ratchet 10 and the first ratchet 8 are separated from the rack 7, the return of the second clamping sleeve 3, namely the free movement of the second clamping sleeve 3 on the reset mechanism body 1 to the direction close to the third clamping sleeve 4 can be realized.

On the basis of the above technical solution, as shown in fig. 3, one side of the one-way tooth 71 is set as a bevel edge, and the other side is set as a vertical edge. By providing the one-way teeth 71 on the rack, it can be ensured that the second clamping sleeve 3 can move on the reset mechanism body 1 in one direction, and stable clamping can be realized.

On the basis of the technical scheme, the top ends of the first clamping sleeve 2, the second clamping sleeve 3 and the third clamping sleeve 4 are provided with clamping bodies 15, and the clamping bodies 15 are arranged in an arc shape. On the basis of the technical scheme, an arc opening 16 is formed in one end of the clamping body 15, the arc opening 16 of the first clamping sleeve 2 and the arc opening 16 of the second clamping sleeve 3 are arranged at one ends, close to the clamping body 15, of the clamping bodies, and the arc opening 16 of the third clamping sleeve 4 and the arc opening 16 of the second clamping sleeve 3 are arranged at one ends, far away from the clamping body 15, of the clamping bodies. Through setting up arc opening 16 and arc centre gripping body 15, make things convenient for the centre gripping operation and the centre gripping is firm.

On the basis of the technical scheme, the first clamping sleeve 2 and the third clamping sleeve 4 are fixedly arranged on the reset mechanism body 1 through the fastening piece 17. More preferably, the first clamping sleeve 2 and the third clamping sleeve 4 can be angularly deflected relative to the reset mechanism body 1, adjusted according to actual use requirements, and then fixed by the fastener 17.

It should be noted that, confirm to transfer the interval between the skeleton far away or transfer it to near according to the actual use demand, because second clamping sleeve 3 is unidirectional movement on canceling release mechanical system body 1, if will transfer the distance far then select second clamping sleeve 3 and the cooperation of third clamping sleeve 4 for use, if will transfer the distance near then select first clamping sleeve 2 and the cooperation of second clamping sleeve 3 for use and adjust.

When the clamping device is used, the handle 12 and the grip 13 are held, the grip 13 is driven to move towards the direction close to the first clamping sleeve 2 through the hinge joint between the handle 12 and the first sliding block 5, the grip 13 drives the second sliding block 6 to move, and the spring 9 is compressed at the moment; meanwhile, as the rack 7 is provided with the unidirectional teeth 71 and is meshed with the second ratchet 10, the second sliding block 6 is ensured not to move towards the direction of the third clamping sleeve 4 after moving, namely, to move unidirectionally; after the handle 12 is loosened, under the action of the spring 9, the first sliding block 5 moves towards the direction close to the first clamping sleeve 2 to realize one-time movement; the above operation is repeated until the proper spacing is adjusted.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The reset mechanism for the orthopedics department is characterized by comprising a reset mechanism body (1), a first clamping sleeve (2), a second clamping sleeve (3), a third clamping sleeve (4), a first sliding block (5) and a second sliding block (6), wherein a rack (7) is arranged on the side wall of the reset mechanism body (1), one-way teeth (71) are arranged on the rack (7), the first clamping sleeve (2) and the third clamping sleeve (4) are symmetrically arranged at two ends of the reset mechanism body (1), the second clamping sleeve (3) is in sliding connection with the reset mechanism body (1), the first sliding block (5) is arranged at the bottom end of the second clamping sleeve (3), a first ratchet (8) is arranged in the first sliding block (5), the first ratchet (8) is meshed with the rack (7), a spring (9) is arranged on one side of the first sliding block (5) and is sleeved on the reset mechanism body (1), a second sliding block (6) is arranged on one side of the spring (9), a second ratchet (10) is arranged in the second sliding block (6), the second ratchet (10) is meshed with the rack (7), and compression springs (11) are arranged at the bottom ends of the first ratchet (8) and the second ratchet (10).

2. The reposition mechanism for orthopedics department of claim 1, characterized in that, articulated on the first slider (5) have a handle (12), the bottom of second slider (6) is provided with handle (13), handle (12) butt is held to handle (13) one side.

3. The reset mechanism for orthopedics department according to claim 1, characterized in that a return pin (14) is arranged on the side wall of the second ratchet (10), and the return pin (14) is connected with the second sliding block (6) in a sliding way.

4. The reduction mechanism for orthopedics department according to claim 1, characterized in that one side of the one-way tooth (71) is set as a bevel edge and the other side is set as a vertical edge.

5. The reposition mechanism for orthopedics department according to claim 1, characterized in that, the top of first centre gripping cover (2), second centre gripping cover (3) and third centre gripping cover (4) all is provided with centre gripping body (15), centre gripping body (15) are the arc setting.

6. The reposition mechanism for orthopedics department according to claim 1, characterized in that an arc opening (16) is opened at one end of the clamping body (15), the arc opening (16) of the first clamping sleeve (2) and the arc opening (16) of the second clamping sleeve (3) are arranged at the ends of the clamping body (15) close to each other, and the arc opening (16) of the third clamping sleeve (4) and the arc opening (16) of the second clamping sleeve (3) are arranged at the ends of the clamping body (15) far away from each other.

7. The reposition mechanism for orthopedics department of claim 1, characterized in that, the first clamping sleeve (2) and the third clamping sleeve (4) are both fixedly arranged on the reposition mechanism body (1) through a fastener (17).