CN223845810U

CN223845810U - Reduction traction tripod based on traction of fracture between hip and femur tuberosity

Info

Publication number: CN223845810U
Application number: CN202422897943.0U
Authority: CN
Inventors: 吴志才
Original assignee: Second People's Hospital Of Hainan Province
Current assignee: Second People's Hospital Of Hainan Province
Priority date: 2024-11-27
Filing date: 2024-11-27
Publication date: 2026-01-30
Anticipated expiration: 2034-11-27

Abstract

The utility model relates to the technical field of traction tripods, and discloses a reduction traction tripod based on hip and intertrochanteric fracture traction, which comprises a chassis, wherein a support adjusting component for adjusting angles is arranged at the top of the chassis, a support component for supporting joints is rotatably connected to the top of the support adjusting component, a positioning component for positioning is arranged in the chassis, the support adjusting component comprises two first rotating rings, the inner parts of the first rotating rings are rotatably connected to the left side of the outer part of the chassis, the top parts of the first rotating rings are fixedly connected with a first connecting rod, and the right side of the outer part of the chassis is slidably connected with two sliding rings. According to the utility model, the flexible adjustment of the tripod in multiple angles is realized, so that the tripod angle can be accurately adjusted according to the specific physical conditions of different patients, the fracture part of the patient can be better attached in the traction process, and the ideal traction effect is achieved.

Description

Reduction traction tripod based on traction of fracture between hip and femur tuberosity

Technical Field

The utility model relates to the technical field of traction tripods, in particular to a reduction traction tripod based on hip and intertrochanteric fracture traction.

Background

Traction based on hip and intertrochanteric fracture is an important fracture treatment method. After fracture occurs between the hip and the tuberosity of femur, the broken end of the fracture is easily shifted due to the specificity of the fracture part and the traction action of muscles. By traction, the tension of muscles can be resisted, the displacement of the fracture is corrected, the normal anatomical position of the fracture is restored, and good conditions are created for the healing of the fracture. Meanwhile, the traction can also relieve pain, reduce local bleeding and swelling, and is beneficial to the rehabilitation of patients. During the traction process, the weight and the direction of the traction are required to be reasonably adjusted according to the specific conditions of the patient, such as fracture type, displacement degree and the like, so as to ensure the traction effect and the treatment safety.

The restitution traction tripod is indispensable in the treatment of hip and intertrochanteric fracture, can apply stable traction to affected limbs by means of pulleys and ropes to achieve fracture reduction, overcomes the tension of muscles to restore the broken ends, effectively relieves pain, reduces nerve stimulation caused by abnormal movement of the broken ends, properly fixes the affected limbs, prevents secondary displacement to facilitate healing, facilitates medical care operation and basic movement of patients, creates conditions for rehabilitation, assists callus formation, can develop rehabilitation training under the guidance of doctors, prevents muscular atrophy and joint stiffness, promotes functional recovery of the affected limbs, and ensures fracture treatment effects and rehabilitation progress of patients from multiple aspects.

However, the existing partial tripod is difficult to effectively adjust the angle according to individual differences of different patients, such as joint angle changes caused by factors such as age, physical condition, fracture severity and the like. For example, some tripod connecting parts are too stiff, can only be switched among a limited number of fixed angles, and cannot realize continuous and fine angle adjustment, or the operation of the adjusting device is complex and inaccurate, so that medical staff can not accurately match the angle of the tripod to the joint angle required by a patient in the actual use process, the treatment effect can be influenced, unnecessary pain and discomfort can be brought to the patient, the rehabilitation period is prolonged, and the medical cost and risk are increased, so that the practicality and effectiveness of the rehabilitation traction tripod in clinical application are reduced on the whole, and the rehabilitation traction tripod based on hip and thighbone intertrochanter fracture is proposed to solve the problems.

Disclosure of utility model

In order to make up for the defects, the utility model provides a reduction traction tripod based on the traction of fracture between hip and femur tuberosity, and aims to solve the problem that the partial reduction traction tripod in the prior art cannot effectively adjust the angle to adapt to the joint angles of patients under different conditions.

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

the reduction traction tripod based on hip and intertrochanteric fracture traction comprises a chassis, wherein a supporting and adjusting component for adjusting angles is arranged at the top of the chassis, a supporting component for supporting joints is rotatably connected to the top of the supporting and adjusting component, and a positioning component for positioning is arranged in the chassis;

The support adjusting assembly comprises two first rotating rings, the inner parts of the first rotating rings are rotatably connected to the left side of the outer part of the underframe, the top parts of the first rotating rings are fixedly connected with a first connecting rod, the right side of the outer part of the underframe is rotatably connected with two sliding rings, the top parts of the two sliding rings are fixedly connected with a fixing frame, the outer parts of the fixing frame are rotatably connected with two second rotating rings, and the top parts of the second rotating rings are fixedly connected with a second connecting rod;

The positioning assembly comprises two fixed cylinders, one side, close to each other, of each fixed cylinder is fixedly connected to the far side of each sliding ring, two sliding rods are connected to the inside of the underframe in a sliding mode, fixing rings are fixedly connected to the outside of each sliding rod, springs are sleeved on the outside of each sliding rod, pull plates are fixedly connected to the far side of each sliding rod, and clamping grooves are formed in the front side and the rear side of the inside of the underframe;

The outer part of the sliding rod is connected with the inner part of the clamping groove in a sliding way, and the outer part of the fixed ring is connected with the inner part of the fixed cylinder in a sliding way;

As a further description of the above technical solution:

The support assembly comprises a fixed column, the inside of the fixed column is rotationally connected to the top of the first connecting rod, and a support ring is fixedly connected to the outside of the fixed column;

As a further description of the above technical solution:

The top of the second connecting rod is rotationally connected to the inside of the fixed column, and the tops of the first connecting rod and the second connecting rod are both rotationally connected to the inside of the supporting ring;

As a further description of the above technical solution:

One end of the spring is fixedly connected to one side, far away from the underframe, of the fixed ring, and the other end of the spring is fixedly connected to one side, close to the underframe, of the pulling plate;

As a further description of the above technical solution:

The supporting ring is made of medical rubber;

As a further description of the above technical solution:

The outside of the sliding rod is connected with the inside of the sliding ring in a sliding way.

The utility model has the following beneficial effects:

1. According to the utility model, when the angle is required to be adjusted, the pulling plate is pulled to drive the sliding rod to move, so that the fixed ring slides in the fixed cylinder, the spring compresses and rebounds, the sliding rod is separated from the limit of the clamping groove and the sliding ring, the sliding fixed frame can further drive the sliding ring to slide outside the underframe, after the angle adjustment is completed, each part can restore the corresponding state to realize the angle locking, the flexible adjustment of the tripod in multiple angles is realized, and therefore, the tripod angle can be accurately adjusted according to the specific physical conditions of different patients, the fracture part of the patient can be better attached in the traction process, and the ideal traction effect is achieved.

2. In the utility model, when in use, the supporting ring is a part which is in direct contact with the body of a patient, has the characteristics of softness and elasticity, can be attached to the hip part and the intertrochanteric part of the patient, and avoids the pressing sense caused by the contact of the hard material and the body. In addition, the material can effectively reduce friction with the skin of a patient in the process of patient movement or tripod angle adjustment, prevent the skin of the patient from being damaged, and greatly improve the comfort level of the patient in the traction process.

Drawings

Fig. 1 is a perspective view of a reduction traction tripod based on hip and intertrochanteric fracture traction according to the present utility model;

Fig. 2 is a schematic diagram of a support ring structure of a reduction traction tripod based on hip and intertrochanteric fracture traction according to the present utility model;

FIG. 3 is an enlarged view of FIG. 2 at A;

Fig. 4 is a schematic structural view of a connecting rod of a reduction traction tripod based on hip and intertrochanteric fracture traction according to the present utility model.

Legend description:

1. The device comprises a chassis, a first rotating ring, a first 202, a first connecting rod, a second 203, a second 204, a second rotating ring, a 205, a fixed frame, a 206, a sliding ring, a 301, a fixed column, a 302, a supporting ring, a 401, a fixed cylinder, a 402, a sliding rod, a 403, a fixed ring, a 404, a spring, a 405, a pulling plate, a 406 and a clamping groove.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 2, an embodiment of the present utility model provides a reduction traction tripod based on hip and intertrochanteric fracture traction, which comprises a chassis 1, wherein the chassis 1 serves as a basic supporting part of the whole reduction traction tripod based on hip and intertrochanteric fracture traction. The top of the underframe 1 is provided with a supporting and adjusting component for adjusting the angle, the top of the supporting and adjusting component is rotationally connected with a supporting component for supporting the joint, and the inside of the underframe 1 is provided with a positioning component for positioning;

The support adjusting assembly comprises two first rotating rings 201, the inner parts of the first rotating rings 201 are rotatably connected to the left side of the outer part of the underframe 1, the top parts of the first rotating rings 201 are fixedly connected with first connecting rods 202, and the first connecting rods 202 can synchronously rotate along with the rotation of the first rotating rings 201, so that basic rotation support is provided for the angle adjustment of the whole tripod, and the angle and the position of the support adjusting assembly can be flexibly changed to adapt to the fixed angle requirements between the hip and the thighbone tuberosity of different patients. The outer right side sliding of the underframe 1 is connected with two sliding rings 206, the tops of the two sliding rings 206 are fixedly connected with a fixing frame 205, and the sliding rings 206 ensure that the fixing frame 205 can keep stable in the sliding process. The outside rotation of mount 205 is connected with two rotation ring two 204, and the top of two rotation ring two 204 is all fixedly connected with connecting rod two 203, and connecting rod two 203 is through the cooperation with connecting rod one 202, with the help of the rotation between fixed column 301 and support ring 302, has realized the nimble regulation of tripod multi-angle.

Referring to fig. 1, 2 and 4, the support assembly includes a fixing post 301, the top of the second connecting rod 203 is rotatably connected to the inside of the fixing post 301, the inside of the fixing post 301 is rotatably connected to the top of the first two connecting rods 202, and the fixing post 301 can accommodate the tops of the first connecting rod 202 and the second connecting rod 203 and realize smooth rotational connection. The outside fixedly connected with support ring 302 of fixed column 301, the top of connecting rod one 202 and connecting rod two 203 is all rotated and is connected in the inside of support ring 302, and the material of support ring 302 is medical rubber material, and medical rubber has good pliability, elasticity and biocompatibility, can effectively reduce the friction when contacting with patient's skin, avoids causing damage or discomfort to patient's skin.

Referring to fig. 1 to 3, the positioning assembly includes two fixing cylinders 401, and the adjacent sides of the two fixing cylinders 401 are fixedly connected to the far sides of the two sliding rings 206, respectively, and the inner diameter of the fixing cylinder 401 is matched with the outer diameter of the fixing ring 403, so that the fixing ring 403 can slide smoothly therein. The inside sliding connection of chassis 1 has two slide bars 402, and the outside sliding connection of slide bar 402 is in the inside of slip ring 206, and the outside of two slide bars 402 is all fixedly connected with solid fixed ring 403, and when spring 404 was in normal state, the fixed ring 403 was fixed relatively in the inside position of fixed cylinder 401 to restricted the removal of slip ring 206, realized locking to the tripod angle. When the pulling plate 405 is pulled to compress the spring 404, the fixing ring 403 slides inside the fixing cylinder 401, and the restriction on the sliding ring 206 is released, and at this time, the tripod angle adjustment operation is possible. The outside of the fixed ring 403 is slidably connected to the inside of the fixed cylinder 401, springs 404 are sleeved on the outside of the two sliding rods 402, one end of each spring 404 is fixedly connected to one side of the fixed ring 403 away from the underframe 1, the other end of each spring 404 is fixedly connected to one side of the pull plate 405 close to the underframe 1, and in the using process of the tripod, the springs 404 can compress and rebound along with the movement of the sliding rods 402, so that the position of the fixed ring 403 is dynamically controlled, and the purposes of adjusting and locking the tripod angle are achieved;

The pulling plates 405 are fixedly connected to the far sides of the two sliding rods 402, the sliding rods 402 can be driven to slide in the underframe 1 and the sliding ring 206 by pulling the pulling plates 405, and the position of the fixed ring 403 is adjusted, so that the locking and unlocking of the sliding ring 206 are controlled, and the purpose of adjusting the tripod angle is achieved. Both sides all have been seted up draw-in groove 406 around the inside of chassis 1, and the outside sliding connection of slide bar 402 is in the inside of draw-in groove 406, when slide bar 402 slides in the draw-in groove 406, can restrict the further removal of slide bar 402 to the position of slip ring 206 and whole support adjustment subassembly has been confirmed, the angular stability of tripod in the use is guaranteed.

When the reduction traction tripod based on hip and intertrochanteric fracture traction is used, the included angle between the first connecting rod 202 and the second connecting rod 203 can be adjusted according to the fixed angle between the hip and intertrochanteric fracture of a patient, the pulling plate 405 can be pulled to drive the sliding rod 402 to displace, the fixing ring 403 can slide in the fixing cylinder 401, the spring 404 can compress and rebound at the moment, the sliding rod 402 can be separated from the clamping groove 406 and the inner part of the sliding ring 206, the fixing frame 205 can be slid to drive the sliding ring 206 to slide outside the underframe 1, and the angle adjustment can be realized by means of rotation of the first connecting rod 202 and the second connecting rod 203 between the fixing column 301 and the supporting ring 302, so that the reduction tripod can adapt to specific conditions of different patients, comfort of a contact part of the patient and the traction tripod can be effectively ensured by means of the supporting ring 302, and discomfort caused by friction is reduced.

It should be noted that the foregoing description is only a preferred embodiment of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it should be understood that modifications, equivalents, improvements and modifications to the technical solution described in the foregoing embodiments may occur to those skilled in the art, and all modifications, equivalents, and improvements are intended to be included within the spirit and principle of the present utility model.

Claims

1. The reduction traction tripod based on hip and intertrochanteric fracture traction comprises a chassis (1) and is characterized in that a supporting and adjusting component used for adjusting angles is arranged at the top of the chassis (1), a supporting component used for supporting joints is rotatably connected to the top of the supporting and adjusting component, and a positioning component used for positioning is arranged in the chassis (1);

The support adjusting assembly comprises two first rotating rings (201), the inner parts of the two first rotating rings (201) are rotatably connected to the left outer side of the underframe (1), the top parts of the two first rotating rings (201) are fixedly connected with a first connecting rod (202), the right outer part of the underframe (1) is slidably connected with two sliding rings (206), the top parts of the two sliding rings (206) are fixedly connected with a fixing frame (205), the outer parts of the fixing frame (205) are rotatably connected with two second rotating rings (204), and the top parts of the two second rotating rings (204) are fixedly connected with a second connecting rod (203);

The positioning assembly comprises two fixed cylinders (401), wherein the close sides of the two fixed cylinders (401) are respectively and fixedly connected to the far sides of the two sliding rings (206), two sliding rods (402) are slidably connected to the inside of the underframe (1), fixed rings (403) are fixedly connected to the outside of the two sliding rods (402), springs (404) are sleeved on the outside of the two sliding rods (402), pull plates (405) are fixedly connected to the far sides of the two sliding rods (402), and clamping grooves (406) are formed in the front side and the rear side of the inside of the underframe (1);

The outer part of the sliding rod (402) is connected with the inner part of the clamping groove (406) in a sliding way, and the outer part of the fixed ring (403) is connected with the inner part of the fixed cylinder (401) in a sliding way.

2. The reduction traction tripod based on the traction of the fracture between the hip and the tuberosity of femur according to claim 1, wherein the supporting component comprises a fixed column (301), the inside of the fixed column (301) is rotatably connected to the top of two connecting rods (202), and a supporting ring (302) is fixedly connected to the outside of the fixed column (301).

3. The reduction traction tripod based on the traction of the fracture between the hip and the tuberosity of femur according to claim 2, wherein the top of the second connecting rod (203) is rotatably connected inside the fixed column (301), and the tops of the first connecting rod (202) and the second connecting rod (203) are both rotatably connected inside the supporting ring (302).

4. The reduction traction tripod based on hip and intertrochanteric fracture traction according to claim 3, wherein one end of the spring (404) is fixedly connected to one side of the fixing ring (403) far away from the underframe (1), and the other end of the spring (404) is fixedly connected to one side of the pulling plate (405) close to the underframe (1).

5. The reduction traction tripod based on the traction of the fracture between the hip and the tuberosity of femur according to claim 2, wherein the supporting ring (302) is made of medical rubber.

6. The reduction traction tripod based on the traction of hip and intertrochanteric fracture according to claim 3, wherein the external part of the sliding rod (402) is slidingly connected inside the sliding ring (206).