CN218961077U

CN218961077U - Finger tendon tearing fixer

Info

Publication number: CN218961077U
Application number: CN202222299352.4U
Authority: CN
Inventors: 刘佳羽
Original assignee: Shanghai Jiading District Central Hospital
Current assignee: Shanghai Jiading District Central Hospital
Priority date: 2022-08-31
Filing date: 2022-08-31
Publication date: 2023-05-05
Anticipated expiration: 2032-08-31

Abstract

The utility model discloses a tendon tearing fixer, and belongs to the field of tendon tearing fixing. The tendon tearing fixer comprises a fixing plate and a heightening pad, wherein the heightening pad is rotationally connected to the fixing plate, and a first cavity is formed in the fixing plate; the inner rod is connected in the first cavity in a sliding way, and a second cavity is formed in the inner rod; the first cone block is fixedly connected to the inner wall of the first cavity; the second cone block is connected to the inner rod in a sliding way and matched with the first cone block, and the first cone block and the second cone block are provided with matched inclined plane binding belts which are arranged on the fixed plate; according to the utility model, the doctor decides the use height according to the condition of the patient, so that the fixing plate is inserted into different slots for use and then fixed, thereby being suitable for patients with different symptoms, the fixing plate is convenient to adjust, thereby being suitable for different crowds for use, and the application range is enlarged.

Description

Finger tendon tearing fixer

Technical Field

The utility model relates to the technical field of tendon tear fixation, in particular to a tendon tear fixator.

Background

The tendon is a cord-shaped or membranous compact connective tissue at two ends of a muscle and abdomen, which is convenient for adhesion and fixation of muscles, the extensor tendon is an important tendon of a hand, the extensor tendon can control the stretching action of fingers, when a patient with torn extensor tendon is treated, the extensor tendon is needed to be fixed, a tongue depressor is adopted at present to cut into a proper length, then cotton is padded at the lower edge of the finger, and then the adhesive tape is used for fixation, but the angle of the fracture splint is not proper, and the fracture splint cannot be well suitable for the condition of tendon tearing, so we propose a finger tendon tearing fixer to solve the problem.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides a tendon tear fixator.

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

a tendon tear fixator, comprising

The lifting pad is rotationally connected to the fixed plate;

the first cavity is arranged on the fixed plate;

the inner rod is connected in the first cavity in a sliding way, and a second cavity is formed in the inner rod;

the first cone block is fixedly connected to the inner wall of the first cavity;

the second cone block is connected on the inner rod in a sliding way and is matched with the first cone block, and the first cone block and the second cone block are respectively provided with a matched inclined plane,

and the binding band is arranged on the fixing plate.

Preferably, the fixing plate is provided with a through hole, a pin shaft is fixedly connected in the through hole, both ends of the pin shaft are provided with knobs, and the heightening pad is rotationally connected to the pin shaft.

Further, the pin shaft is connected with a fixing nut in a threaded manner, and the fixing nut abuts against the outer wall of the heightening pad.

Preferably, the second cavity is rotationally connected with a rotating shaft, a pressing plate is fixedly connected to the rotating shaft, the second conical block is fixedly connected to the pressing plate, and a pressing block is fixedly connected to the outer wall of one end, far away from the rotating shaft, of the pressing plate.

Still further, be equipped with first slide hole and second slide hole on the interior pole respectively, the second awl piece passes first slide hole and cooperatees with first awl piece, the briquetting is arranged in the second slide hole, the one end that the interior pole was arranged in outside the first cavity is equipped with the dog.

Furthermore, the inner wall fixedly connected with montant of interior pole, the intermediate position fixedly connected with limiting plate of montant, be equipped with the spring between limiting plate and the clamp plate, the spring cover is established on the montant.

Preferably, the fixed plate is provided with an arc groove, both sides of the fixed plate are respectively provided with a groove, a limiting rod is arranged in each groove, the binding belt is connected to the limiting rod on one side of the fixed plate, and the binding belt is provided with a magic tape.

Compared with the prior art, the utility model provides the tendon tear fixator which has the following beneficial effects:

1. when the tendon laceration fixator is used, a doctor can determine the use height according to the condition of a patient, so that the heightening pad can rotate on the fixing plate at different inclination angles and then is fixed through the fixing nut, and the tendon laceration fixator is suitable for patients with different symptoms.

2. This fixer is torn to finger tendon can make the fixed plate extension through setting up the interior pole, is convenient for adjust to be applicable to different crowds and use, increased application scope.

3. This fixer is torn to finger tendon can be more convenient for fix patient's finger through the bandage that sets up, facilitate the use.

Drawings

FIG. 1 is a schematic view of a tendon tear fixator according to the present utility model;

FIG. 2 is a schematic top view of a tendon tear fixator according to the present utility model;

FIG. 3 is a schematic side view of a fixation plate in the tendon tear fixator according to the present utility model;

FIG. 4 is an enlarged view of the portion A of FIG. 1 illustrating the tendon tear anchor according to the present utility model;

FIG. 5 is an enlarged view of the portion B of FIG. 1 of the tendon tear anchor according to the present utility model;

fig. 6 is an enlarged view of the portion C of fig. 1 of the tendon tear fixator according to the present utility model.

In the figure: 1. a fixing plate; 101. a through hole; 102. an arc groove; 103. a first cavity; 104. a first cone block; 105. a groove; 106. a limit rod; 107. a strap; 108. a magic tape; 2. a heightening pad; 201. a pin shaft; 202. a knob; 203. a fixing nut; 3. an inner rod; 301. a stop block; 302. a second cavity; 303. a first slide hole; 304. a second slide hole; 4. a pressing plate; 401. a second cone block; 402. a rotating shaft; 403. briquetting; 5. a vertical rod; 501. a limiting plate; 502. and (3) a spring.

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.

Examples:

referring to fig. 1-6, the tendon tear fixator comprises a fixing plate 1 and an heightening pad 2, wherein a first cavity 103 is arranged in the fixing plate 1, the heightening pad 2 is rotationally connected to the fixing plate 1, an inner rod 3 is slidably connected in the first cavity 103, a second cavity 302 is arranged on the inner rod 3, a first cone block 104 is fixedly connected to the inner wall of the first cavity 103, a second cone block 401 is slidably connected to the inner rod 3, the second cone block 401 is matched with the first cone block 104, matched inclined planes are arranged on the first cone block 104 and the second cone block 401, and a binding belt 107 is arranged on the fixing plate 1.

When the finger-increasing pad is used, the increasing pad 2 is rotated to different inclination angles according to the tearing degree of tendons, then fingers with torn tendons are placed on the fixing plate 1 and the increasing pad 2, the increasing pad 2 supports the fingers, the fingers can be fixed through the binding belts 107, and the two binding belts 107 are arranged, wherein one binding belt 107 is arranged at a position close to the increasing pad 2, so that the fingers can be more conveniently fixed;

the inner rod 3 is connected to the fixed plate 1 in a sliding way, and the extending length of the inner rod 3 is adjusted, so that the fixed plate 1 can be added, the fixed plate is suitable for fingers with different lengths, and is suitable for patients with different ages, and the application range is increased; when the inner rod 3 is in the initial state, the first cone block 104 is abutted against the second cone block 401, the inner rod 3 cannot move, when the position of the inner rod 3 needs to be adjusted, the second cone block 401 is controlled to move downwards, so that the inner rod 3 is not abutted against the first cone block 104 any more, and at the moment, the inner rod 3 can be moved, so that the using length is increased.

Referring to fig. 1-2, a through hole 101 is formed in a fixed plate 1, a pin 201 is fixedly connected in the through hole 101, knobs 202 are arranged at two ends of the pin 201, and a heightening pad 2 is rotatably connected to the pin 201; the pin shaft 201 is connected with a fixing nut 203 in a threaded manner, and the fixing nut 203 abuts against the outer wall of the heightening pad 2.

In the utility model, when in use, the heightening pad 2 can be driven to rotate by rotating the knob 202, so that the heightening pad 2 can be adjusted to different angles, the heightening pad 2 can also be directly rotated to be adjusted, then the fixing nut 203 is rotated to be in threaded connection with the pin shaft 201, so that the fixing nut 203 moves to be propped against the outer walls of the two sides of the heightening pad 2, at the moment, the position of the heightening pad 2 can be fixed, the use is convenient, and the sponge pad is arranged on the outer wall of the heightening pad 2, so that the secondary injury to the fingers of a user is avoided.

Referring to fig. 1-6, a rotating shaft 402 is rotatably connected to the second cavity 302, a pressing plate 4 is fixedly connected to the rotating shaft 402, a second cone 401 is fixedly connected to the pressing plate 4, and a pressing block 403 is fixedly connected to an outer wall of one end, far away from the rotating shaft 402, of the pressing plate 4.

In the utility model, when the inner rod 3 needs to be pulled out, the inner rod 3 is pulled by direct force, at this time, the inclined planes on the first cone block 104 and the second cone block 401 are matched with each other, because the first cone block 104 is fixedly connected in the first cavity 103, when moving, the second cone block 401 is pushed to move downwards under the action of the inclined planes, so that the second cone block 401 can not block the movement of the inner rod 3, and the inner rod 3 is convenient to move out, after the inner rod 3 needs to be inserted into the first cavity 103, the pressing block 403 is pressed, so that the pressing block 403 drives the pressing plate 4 to move downwards, the pressing plate 4 drives the second cone block 401 fixed on the outer wall of the pressing block to move, so that the second cone block 401 is matched with the first cone block 104 to be separated from each other, at this time, the inner rod 3 is pushed to be plugged into the first cavity 103, the length of the fixing plate 1 can be prevented from being shortened when the hand of a patient moves, and therefore, the influence on the affected part is needed, and when the fixing plate 1 is used, the root length of the fixing plate is prevented from extending to the most, and the hand of the patient can not interfere with the hand of the patient.

The inner rod 3 is respectively provided with a first sliding hole 303 and a second sliding hole 304, the second cone block 401 penetrates through the first sliding hole 303 and is matched with the first cone block 104, the pressing block 403 is arranged in the second sliding hole 304, and one end of the inner rod 3, which is arranged outside the first cavity 103, is provided with a stop block 301.

The lengths of the first sliding hole 303 and the second sliding hole 304 are larger, and the second conical block 401 and the pressing block 403 generate a section of arc motion when the pressing plate 4 rotates, so that the lengths of the first sliding hole 303 and the second sliding hole 304 are set to be larger, and the inner rod 3 can not interfere with the movement of the second conical block 401 and the pressing block 403.

The inner wall fixedly connected with montant 5 of interior pole 3, the intermediate position fixedly connected with limiting plate 501 of montant 5, be equipped with spring 502 between limiting plate 501 and the clamp plate 4, spring 502 cover is established on montant 5.

In the present utility model, when the pressing plate 4 is pressed, the spring 502 between the limiting plate 501 and the pressing plate 4 is compressed, and when the pressing plate 4 is released, the compressed spring 502 is automatically reset, so that the pressing plate 4 is reset, and at this time, the second cone 401 is matched with the first cone 104 again.

Referring to fig. 2, the fixing plate 1 is provided with an arc groove 102, both sides of the fixing plate 1 are provided with grooves 105, a limit rod 106 is arranged in each groove 105, a binding belt 107 is connected to the limit rod 106 on one side of the fixing plate 1, and a magic tape 108 is arranged on the binding belt 107.

In the utility model, one end of the binding belt 107 is arranged on the limiting rod 106 on one side of the fixing plate 1, the other end is free flash, when the binding belt 107 is used, the free flash end passes through the limiting rod 106 on the other side, and then the magic tape 108 on the end part is adhered with the magic tape 108 on the outer surface of the binding belt, so that the finger of a patient can be fixed, the use is convenient, and the arranged circular arc groove 102 can facilitate the placement of the finger of the patient.

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 tendon tear fixator is characterized by comprising

The lifting pad (2) is rotationally connected to the fixing plate (1);

a first cavity (103) provided on the fixing plate (1);

the inner rod (3) is connected in the first cavity (103) in a sliding way, and a second cavity (302) is arranged on the inner rod (3);

the first cone block (104) is fixedly connected to the inner wall of the first cavity (103);

the second cone block (401) is connected to the inner rod (3) in a sliding manner and is matched with the first cone block (104), and the first cone block (104) and the second cone block (401) are provided with matched inclined surfaces;

and a binding band (107) arranged on the fixed plate (1).

2. The tendon tear fixator according to claim 1, wherein the fixing plate (1) is provided with a through hole (101), a pin shaft (201) is fixedly connected in the through hole (101), two ends of the pin shaft (201) are provided with knobs (202), and the heightening pad (2) is rotatably connected to the pin shaft (201).

3. The tendon tear fixator according to claim 2, characterized in that the pin shaft (201) is screwed with a fixing nut (203), and the fixing nut (203) is abutted against the outer wall of the heightening pad (2).

4. The tendon tear fixator according to claim 1, wherein the second cavity (302) is rotationally connected with a rotating shaft (402), a pressing plate (4) is fixedly connected to the rotating shaft (402), the second cone block (401) is fixedly connected to the pressing plate (4), and a pressing block (403) is fixedly connected to an outer wall of one end, far away from the rotating shaft (402), of the pressing plate (4).

5. The tendon tear fixator according to claim 4, wherein the inner rod (3) is provided with a first sliding hole (303) and a second sliding hole (304), the second conical block (401) passes through the first sliding hole (303) and is matched with the first conical block (104), the pressing block (403) is arranged in the second sliding hole (304), and one end of the inner rod (3) arranged outside the first cavity (103) is provided with a stop block (301).

6. The tendon fray fixator according to claim 5, wherein the inner wall of the inner rod (3) is fixedly connected with a vertical rod (5), a limiting plate (501) is fixedly connected to the middle position of the vertical rod (5), a spring (502) is arranged between the limiting plate (501) and the pressing plate (4), and the spring (502) is sleeved on the vertical rod (5).

7. The tendon of finger tearing fixer according to claim 1, characterized in that the fixing plate (1) is provided with an arc groove (102), both sides of the fixing plate (1) are provided with grooves (105), a limit rod (106) is arranged in each groove (105), the binding belt (107) is connected to the limit rod (106) on one side of the fixing plate (1), and the binding belt (107) is provided with a magic tape (108).