Knee joint load bearing jig

Abstract

The utility model relates to the technical field of medical instruments, and discloses a knee joint load bearing jig which comprises a fixing piece, the side face of the fixing piece is fixedly connected with two fixing assemblies, the side face of the fixing piece is fixedly connected with two fixing grooves, the interiors of the two fixing grooves are fixedly connected with load bearing assemblies through screws and threads, and the load bearing assemblies are fixedly connected with the fixing pieces. The side face of the fixing piece is fixedly connected with a connecting piece, the side face of the fixing piece is fixedly connected with a fixing square piece, and the side face of the connecting piece is fixedly connected with a protection assembly. According to the knee joint load bearing jig, through the arrangement of the fixing assembly, when the knee joint load bearing jig is used, a person puts the device at the knee joint of a patient, then pulls a fixing belt to penetrate through a limiting square buckle, then the device is fixed to the knee joint of the patient through hook-and-loop fasteners fixedly connected to the surface of the fixing belt, and the hook-and-loop fasteners are beneficial for the fixing belt to adapt to patients of different body types; and meanwhile, the device can be effectively fixed, the device is prevented from falling off, and safety accidents are avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of medical devices, in particular to a knee joint weight-bearing fixture. Background Art

[0002] The knee joint is a complex joint that connects the thigh bone, calf bone and patella. It is one of the largest and most complex joints in the human body, and bears important functions in supporting body weight, walking, running and jumping. The knee joint weight-bearing fixture can provide support and stability for the knee joint, reduce the pressure on the knee joint when bearing weight, and provide protection and comfort. However, most of the existing knee joint weight-bearing fixtures have a single structure and cannot meet people's usage needs. Therefore, we proposed a protective knee joint weight-bearing fixture.

[0003] A knee brace disclosed in publication number CN209347359U can support the entire knee brace through a support belt to prevent the knee brace from falling off vertically.

[0004] However, the knee brace has the following disadvantages: it is not easy to protect the patient's knee during use, and it is not convenient to meet the diverse usage needs of people. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] The technical problem solved by the utility model is to provide a knee joint weight-bearing fixture which is highly practical, can be simply operated and has a relatively simple structure, thereby solving the problem of difficulty in protecting the patient's knees raised in the above-mentioned background technology.

[0007] (II) Technical solution

[0008] To achieve the above objectives, the utility model is implemented through the following technical solutions: a knee joint weight-bearing fixture, including a fixing plate, two groups of fixing components are fixedly connected to the side of the fixing plate, two fixing grooves are fixedly connected to the side of the fixing plate, the interiors of the two fixing grooves are fixedly connected to the weight-bearing components through screw threads, a connecting plate is fixedly connected to the side of the fixing plate, a fixing square plate is fixedly connected to the side of the fixing plate, and a protective component is fixedly connected to the side of the connecting plate.

[0009] As a further solution of the utility model, the two groups of fixing components include two fixing belts fixedly connected to the side surfaces of the fixing plate, and the side surfaces of the fixing plate are fixedly connected to two limiting belts, and the interiors of the two limiting belts are overlapped with limiting square buckles, which can be used in conjunction with the fixing belts to fix the device.

[0010] As a further solution of the utility model, the load-bearing component includes a metal sheet A fixedly connected to the inside of the two fixing grooves by screw threads, the bottom of the metal sheet A is hinged with a metal sheet B by a hinge, and the side of the metal sheet A is fixedly connected with two limiting plates, and the surfaces of the two limiting plates are provided with holes, and fixing rods are inserted into the inside of the holes, and a number of torsion springs are sleeved on the surface of the fixing rod, and a fixing nut is threadedly connected to the surface of the fixing rod, and the fixing nut can fix the fixing rod and the metal sheet A together.

[0011] As a further solution of the utility model, the material of the fixing plate is spandex, and the surfaces of the two fixing straps are fixedly connected with Velcro, which helps the fixing straps to adapt to patients of different body shapes and can effectively fix the device to prevent it from falling.

[0012] As a further solution of the utility model, holes are provided on the surface of the metal sheet A, and a plurality of limiting grooves are evenly and fixedly connected to the surface of the metal sheet B along the axis, and the limiting grooves can fix the torsion springs.

[0013] As a further solution of the utility model, the material of the connecting piece is nylon, and the surface of the fixing square piece is provided with square holes. The fixing square piece is used in conjunction with the protective belt to fix the protective assembly at the patient's knee.

[0014] (III) Beneficial effects

[0015] The utility model provides a knee joint weight-bearing jig, which has the following beneficial effects:

[0016] 1. The knee joint weight-bearing fixture is provided with a fixing component. When in use, the personnel places the device on the patient's knee joint, then pulls the fixing belt through the limiting square buckle, and then fixes the device on the patient's knee joint through the Velcro fixedly connected on the surface of the fixing belt. The Velcro helps the fixing belt to adapt to patients of different body shapes, and at the same time can effectively fix the device to prevent the device from falling and avoid safety accidents.

[0017] 2. The knee joint weight-bearing fixture, through the setting of the weight-bearing component, is used by personnel to fix the metal sheet A and the metal sheet B inside the two fixing grooves with screws, and then the torsion springs sleeved on the fixing rod are fixed one by one inside the limit grooves, and finally the fixing rod and the metal sheet A are fixed together with the fixing nut. The torsion spring is used in conjunction with the metal sheets A and B to provide the patient's knee joint with additional support and stability, help reduce the pressure and burden on the knee joint when the patient moves, reduce joint injuries, and can help the patient control the range of motion of the knee joint and prevent excessive extension of the knee joint. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of the fixed component of the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of the load-bearing component of the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of the protective component of the utility model;

[0022] Figure 5 This is a schematic diagram of the structure of the protective component of the utility model.

[0023] In the figure: 1. fixing plate; 2. fixing assembly; 201. fixing belt; 202. limiting belt; 203. limiting square buckle; 3. fixing groove; 4. load-bearing assembly; 401. metal sheet A; 402. metal sheet B; 403. limiting plate; 404. fixing rod; 405. torsion spring; 406. fixing nut; 5. connecting plate; 6. fixing square plate; 7. protection assembly; 701. elastic belt; 702. protection plate; 703. protection belt; 704. elastic plate; 705. heating pack; 706. connecting belt; 707. fixing buckle; 708. fixing block. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figures 1 to 5 The utility model provides a technical solution: a knee joint weight-bearing jig, comprising a fixing plate 1, two sets of fixing components 2 are fixedly connected to the side of the fixing plate 1, two fixing grooves 3 are fixedly connected to the side of the fixing plate 1, and the insides of the two fixing grooves 3 are fixedly connected to the weight-bearing components 4 through screw threads, a connecting plate 5 is fixedly connected to the side of the fixing plate 1, a fixing square plate 6 is fixedly connected to the side of the fixing plate 1, and a protective component 7 is fixedly connected to the side of the connecting plate 5;

[0026] See also Figure 2 The two sets of fixing components 2 include two fixing belts 201 fixedly connected to the side of the fixing plate 1, and the side of the fixing plate 1 is fixedly connected with two limiting belts 202, and the insides of the two limiting belts 202 are overlapped with limiting square buckles 203;

[0027] See also Figure 3The load-bearing component 4 includes a metal sheet A401 fixedly connected to the inside of the two fixing grooves 3 by screw threads, a metal sheet B402 is hinged to the bottom of the metal sheet A401 by a hinge, and two limiting sheets 403 are fixedly connected to the side of the metal sheet A401, and holes are opened on the surfaces of the two limiting sheets 403, and fixing rods 404 are inserted into the inside of the holes, and a plurality of torsion springs 405 are sleeved on the surface of the fixing rod 404, and a fixing nut 406 is threadedly connected to the surface of the fixing rod 404;

[0028] See also Figure 2 The material of the fixing sheet 1 is spandex, and the surfaces of the two fixing straps 201 are fixedly connected with Velcro, which helps the fixing straps 201 to adapt to patients of different body shapes, and can effectively fix the device to prevent it from falling;

[0029] See also Figure 3 The surface of the metal sheet A401 is provided with holes, and the surface of the metal sheet B402 is evenly and fixedly connected with a plurality of limiting grooves along the axis, and the limiting grooves can fix the torsion spring 405;

[0030] See also Figure 1 The connecting piece 5 is made of nylon, and a square hole is provided on the surface of the fixing square piece 6. The fixing square piece 6 and the protective belt 703 can be used together to fix the protective component 7 on the patient's knee.

[0031] Embodiment 1:

[0032] See also Figure 4 The protective component 7 includes an elastic band 701 fixedly connected to the side of the connecting piece 5, a protective piece 702 is fixedly connected to the side of the elastic band 701, a protective piece 703 is fixedly connected to the side of the protective piece 702, an elastic piece 704 is fixedly connected to the side of the protective piece 702, a square hole is opened on the surface of the elastic piece 704, a heating pack 705 is overlapped inside the square hole, a mother Velcro is fixedly connected to the surface of the protective piece 702, a child Velcro is fixedly connected to the surface of the protective band 703, the protective band 703 is passed through the fixed square piece 6, and then the two are used together to fix the protective component 7 to the patient's knee, so as to avoid external factors from causing damage to the patient's knee and realize the protection of the patient's knee. At the same time, the heating pack 705 helps to increase local blood circulation, relieve muscle tension, and promote the recovery of the patient's knee joint;

[0033] Embodiment 2:

[0034] See also Figure 5The protective component 7 includes a connecting belt 706 fixedly connected to the side of the connecting piece 5, a fixing buckle 707 is overlapped inside the connecting belt 706, a fixing block 708 is inserted on the side of the fixing buckle 707, a protective sheet 702 is fixedly connected to the side of the fixing block 708, a protective belt 703 is fixedly connected to the side of the protective sheet 702, an elastic sheet 704 is fixedly connected to the side of the protective sheet 702, a square hole is opened on the surface of the elastic sheet 704, a heating pack 705 is overlapped inside the square hole, and the fixing buckle 707 is used in conjunction with the fixing block 708 to facilitate personnel to replace the protective component 7, avoid bacterial infection, and improve personnel's work efficiency.

[0035] In the utility model, the working steps of the device are as follows:

[0036] Step 1: When in use, the person places the device on the patient's knee joint, then pulls the fixing belt 201 through the limiting square buckle 203, and then fixes the device on the patient's knee joint through the Velcro fixedly connected to the surface of the fixing belt 201. The Velcro helps the fixing belt 201 to adapt to patients of different body shapes, and can effectively fix the device to prevent the device from falling and avoid safety accidents;

[0037] The second step: when in use, personnel use screws to fix metal sheet A401 and metal sheet B402 inside the two fixing grooves 3, and then fix the torsion spring 405 sleeved on the fixing rod 404 inside the limiting groove one by one, and finally use the fixing nut 406 to fix the fixing rod 404 and the metal sheet A401 together. The torsion spring 405 is used in conjunction with the metal sheet A401 and the metal sheet B402 to provide the patient's knee joint with additional support and stability, helping to reduce the pressure and burden on the knee joint when the patient moves, reducing joint injuries, and at the same time can help the patient control the range of motion of the knee joint and prevent excessive extension of the knee joint.

[0038] It should be noted that the equipment structure and drawings of the utility model mainly describe the principle of the utility model. In terms of the technology of the design principle, the settings of the power mechanism, power supply system and control system of the device are not fully described. On the premise that the technical personnel in this field understand the principle of the above utility model, the details of the power mechanism, power supply system and control system can be clearly known. The control method of the application document is automatic control through a controller, and the control circuit of the controller can be realized by simple programming by the technical personnel in this field;

[0039] The standard parts used therein can all be purchased from the market and can be customized according to the instructions and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art, and the structures and principles of the components known to technical personnel in this field can be known by these technical personnel through technical manuals or through conventional experimental methods.

[0040] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A knee joint weight-bearing jig, comprising a fixing plate (1), characterized in that: The side of the fixing plate (1) is fixedly connected with two groups of fixing components (2), the side of the fixing plate (1) is fixedly connected with two fixing grooves (3), the interiors of the two fixing grooves (3) are fixedly connected with a load-bearing component (4) via screw threads, the side of the fixing plate (1) is fixedly connected with a connecting plate (5), the side of the fixing plate (1) is fixedly connected with a fixing square plate (6), and the side of the connecting plate (5) is fixedly connected with a protective component (7).

2. A knee joint weight-bearing jig according to claim 1, characterized in that: The two groups of fixing components (2) comprise two fixing belts (201) fixedly connected to the side of the fixing plate (1), the side of the fixing plate (1) is fixedly connected to two limiting belts (202), and the inside of the two limiting belts (202) is overlapped with limiting square buckles (203).

3. A knee joint weight-bearing jig according to claim 1, characterized in that: The load-bearing component (4) includes a metal sheet A (401) fixedly connected to the inside of the two fixing grooves (3) by screw threads, the bottom of the metal sheet A (401) is hinged with a metal sheet B (402) by a hinge, and the side of the metal sheet A (401) is fixedly connected with two limiting plates (403), and the surfaces of the two limiting plates (403) are provided with holes, and the inside of the holes is inserted with a fixing rod (404), and the surface of the fixing rod (404) is sleeved with a plurality of torsion springs (405), and the surface of the fixing rod (404) is threadedly connected with a fixing nut (406).

4. A knee joint weight-bearing jig according to claim 2, characterized in that: The material of the fixing plate (1) is spandex, and the surfaces of the two fixing straps (201) are fixedly connected with Velcro.

5. A knee joint weight-bearing jig according to claim 3, characterized in that: The surface of the metal sheet A (401) is provided with holes, and the surface of the metal sheet B (402) is evenly and fixedly connected with a plurality of limiting grooves along the axis.

6. A knee joint weight-bearing jig according to claim 1, characterized in that: The connecting piece (5) is made of nylon, and a square hole is provided on the surface of the fixing square piece (6).

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