Magnetic buckle structure of knee joint brace and knee joint brace

By designing a magnetic suction buckle structure on the knee joint brace, the magnetic suction connection between the upper and lower magnetic braces is solved, and the problem of inconvenience in wearing and disassembly of the knee joint braces is achieved, which is more convenient operating process and improved User's ability to take care of themselves.

CN114869700BActive Publication Date: 2025-01-14VINCENT MEDICAL (DONG GUAN) MFG CO LTD +1
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Patent Information

Application Number
CN202210300786.3
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2022-03-25
Publication Date
2025-01-14
Estimated Expiration
2042-03-25

AI Technical Summary

Technical Problem

The wear and disassembly of existing knee braces is inconvenient, which limits the ability of patients with knee joint diseases to take care of themselves.

Method used

A magnetic suction buckle structure of knee joint brace is designed, and the wear and disassembly process is simplified through the magnetic suction connection between the upper magnetic buckle and the lower magnetic buckle to fix or replace the straps that assist the knee joint brace.

Benefits of technology

It effectively facilitates users to wear and disassemble knee braces, improving operational convenience and use efficiency.

✦ Generated by Eureka AI based on patent content.

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Abstract

The present invention provides a magnetic buckle structure of a knee joint brace and a knee joint brace, wherein the magnetic buckle structure of the knee joint brace comprises: a joint brace body; a lower magnetic buckle, wherein the lower magnetic buckle is arranged on the joint brace body; and an upper magnetic buckle, wherein the upper magnetic buckle is arranged on the lower magnetic buckle and is magnetically connected to the lower magnetic buckle. It can be understood that by arranging the upper magnetic buckle and the lower magnetic buckle, the strap of the knee joint brace can be fixed or replaced by magnetic attraction, thereby effectively facilitating the user to wear and disassemble the knee joint brace.
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Description

Technical Field

[0001] The present invention relates to the technical field of rehabilitation and sports equipment, and in particular to a magnetic buckle structure of a knee joint brace and the knee joint brace. Background Art

[0002] The knee joint is one of the joints in the human body with greater bearing capacity and more complex structure. Knee joint diseases often occur in daily life, which in turn leads to restricted human movement and seriously reduces the quality of life. In order to alleviate the damage caused by knee joint diseases to the human body and improve the quality of life, a knee joint brace is provided in the prior art. By setting a support structure (such as a support arm) around the knee joint to assist in supporting the bones associated with the knee joint, and to assist in fixing and supporting the knee joint, it can provide strong protective support for people with knee joint discomfort, reduce pain and discomfort in the knee joint, and provide walking support to some people with walking disabilities to a certain extent, thereby reducing the restriction of human movement and improving their quality of life to a certain extent.

[0003] However, for most patients with knee diseases, their ability to take care of themselves is greatly limited, so there is often the problem of inconvenience in wearing and removing knee braces.

[0004] Therefore, the prior art has defects and shortcomings and needs further improvement and development. Summary of the invention

[0005] In view of the deficiencies in the prior art, an object of the present invention is to provide a magnetic buckle structure of a knee brace and a knee brace, aiming to solve the problem of the inconvenience of wearing and disassembling the knee brace in the prior art.

[0006] The technical solution adopted by the present invention to solve the technical problem is as follows: a magnetic buckle structure of a knee joint brace, comprising:

[0007] Joint brace body;

[0008] A lower magnetic buckle, wherein the lower magnetic buckle is arranged on the joint brace body;

[0009] The upper magnetic buckle is arranged on the lower magnetic buckle and is magnetically connected to the lower magnetic buckle.

[0010] Furthermore, the lower magnetic buckle includes:

[0011] A lower magnetic buckle body, wherein the lower magnetic buckle body is integrally formed with the joint brace body;

[0012] An upper magnetic buckle connection end, the upper magnetic buckle connection end is arranged on the upper end surface of the lower magnetic buckle body along the height direction;

[0013] The lower magnet fixing end is arranged on the lower end surface of the lower magnetic buckle body along the height direction.

[0014] Furthermore, the upper magnetic buckle connection end includes:

[0015] An upper magnetic buckle fitting portion, wherein the upper magnetic buckle fitting portion is arranged as an upper end surface of the lower magnetic buckle body along a height direction;

[0016] A transverse retaining wall, wherein the transverse retaining wall is arranged on the upper magnetic buckle fitting portion, and the upper magnetic buckle fitting portion comprises a first groove, a first limiting step and a second groove which are arranged in sequence;

[0017] a first vertical retaining wall, the first vertical retaining wall being arranged on one end of the transverse retaining wall;

[0018] a second vertical retaining wall, the second vertical retaining wall being arranged on the other end of the transverse retaining wall and being symmetrically arranged with the first vertical retaining wall;

[0019] Wherein, the heights of the first vertical retaining wall and the second vertical retaining wall increase gradually along one end close to the transverse retaining wall.

[0020] Furthermore, the first vertical retaining wall and the second vertical retaining wall are both provided with a limit buckle at one end away from the horizontal retaining wall, and the limit buckle comprises:

[0021] A main body clip strip, the main body clip strip is arranged at an angle with the upper magnetic buckle matching portion and is inclined toward the transverse retaining wall;

[0022] The limiting latch tooth is arranged at an end of the main body clip away from the upper magnetic buckle matching portion and is arranged toward the horizontal retaining wall.

[0023] Furthermore, the lower magnet fixing end includes a lower magnet fixing groove and a plurality of reinforcing ribs arranged on the outer periphery of the lower magnet fixing groove: a magnet is arranged in the magnet fixing groove.

[0024] Furthermore, the upper magnetic buckle includes:

[0025] Upper magnetic buckle body;

[0026] An upper magnet fixing bin, the upper magnet fixing bin being arranged on the upper magnetic buckle body;

[0027] A buckling limit portion, the buckling limit portion is arranged in a region of the upper magnetic buckle body corresponding to the limit tooth;

[0028] An assembly limiting portion is arranged in an area of ​​the upper magnetic buckle body close to the first groove.

[0029] Furthermore, the upper magnetic buckle body corresponds to the edges of the first vertical retaining wall and the second vertical retaining wall, and one side along the height direction is set to be an arc.

[0030] Furthermore, the buckling limiter comprises:

[0031] A main body card strip avoidance section, the main body card strip avoidance section is engaged with the main body card strip;

[0032] A limit baffle is engaged with the limit latch teeth.

[0033] Furthermore, the assembly limiting portion is configured as a boss structure and is engaged with the second groove.

[0034] Another technical solution adopted by the present invention to solve the technical problem is as follows: a knee joint brace, which includes the magnetic buckle structure of the knee joint brace as described above.

[0035] The present invention provides a magnetic buckle structure of a knee joint brace and a knee joint brace, wherein the magnetic buckle structure of the knee joint brace comprises: a joint brace body; a lower magnetic buckle, wherein the lower magnetic buckle is arranged on the joint brace body; and an upper magnetic buckle, wherein the upper magnetic buckle is arranged on the lower magnetic buckle and is magnetically connected to the lower magnetic buckle. It can be understood that by arranging the upper magnetic buckle and the lower magnetic buckle, the strap of the auxiliary knee joint brace can be fixed or replaced by magnetic attraction, thereby effectively facilitating the user to wear and disassemble the knee joint brace. BRIEF DESCRIPTION OF THE DRAWINGS

[0036] Figure 1 It is a three-dimensional structural schematic diagram of the magnetic buckle structure of the knee joint brace provided in the present invention;

[0037] Figure 2 It is a three-dimensional exploded schematic diagram of the magnetic buckle structure of the knee joint brace provided by the present invention;

[0038] Figure 3 is a three-dimensional exploded schematic diagram of the magnetic buckle structure of the knee joint brace provided by the present invention from another perspective;

[0039] Description of reference numerals:

[0040] 10. Magnetic buckle structure of knee joint brace; 20. Joint brace body; 30. Lower magnetic buckle; 40. Upper magnetic buckle; 50. S-pole magnet; 60. N-pole magnet; 31. Lower magnetic buckle body; 32. Upper magnetic buckle connecting end; 33. Lower magnet fixing end; 321. Upper magnetic buckle matching part; 322. Horizontal retaining wall; 323. First vertical retaining wall; 324. Second vertical retaining wall; 325. Limiting buckle; 3211. First groove; 3212, first limiting step; 3213, second groove; 3251, main body clip; 3252, limiting teeth; 331, lower magnet fixing groove; 332, reinforcing ribs; 41, upper magnetic buckle body; 42, upper magnet fixing compartment; 43, buckle limiting portion; 44, assembly limiting portion; 45, strap interval; 431, main body clip avoidance section; 432, limiting baffle. DETAILED DESCRIPTION

[0041] In order to make the purpose, technical solution and advantages of the present invention clearer and more specific, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0042] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0043] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0044] The knee joint is one of the joints in the human body with greater bearing capacity and more complex structure. Knee joint diseases often occur in daily life, which in turn leads to restricted human movement and seriously reduces the quality of life. In order to alleviate the damage to the human body caused by knee joint diseases and improve the quality of life, a knee brace is provided in the prior art. By setting a support structure (such as a support arm) on the periphery of the knee joint to assist in supporting the bones associated with the knee joint, and to assist in fixing and supporting the knee joint, it can provide strong protective support for people with knee joint discomfort, reduce pain and discomfort in the knee joint, and provide walking support to some people with walking disabilities to a certain extent, thereby reducing the restriction of human movement and improving their quality of life to a certain extent. However, for most patients with knee joint diseases, their ability to take care of themselves is greatly limited, so there is often a problem of inconvenience in wearing and disassembling knee braces. Based on the problem that knee braces in the prior art are inconvenient to wear and disassemble, the present invention provides a magnetic buckle structure of a knee brace and a knee brace. By arranging an upper magnetic buckle and a lower magnetic buckle, the straps of the knee brace can be fixed or replaced by magnetic force, thereby effectively facilitating users to wear and disassemble the knee brace. Please refer to the following embodiments for details.

[0045] Please refer to Figures 1 to 3 In the first embodiment of the present invention, a magnetic buckle structure 10 of a knee joint brace is provided, comprising: a joint brace body 20, a lower magnetic buckle 30 and an upper magnetic buckle 40; the lower magnetic buckle 30 is arranged on the joint brace body 20; the upper magnetic buckle 40 is arranged on the lower magnetic buckle 30 and is magnetically connected to the lower magnetic buckle 30.

[0046] It can be understood that by arranging the upper magnetic buckle 40 and the lower magnetic buckle 30 on the joint fixture body, and then using the magnetic buckle to assist in fixing the knee joint brace body 20, after the upper magnetic buckle 40 and the lower magnetic buckle 30 are magnetically fastened, the knee joint brace body 20 has been initially fixed, and then the strapping or tightening operation can be conveniently performed; when disassembling, the upper magnetic buckle 40 is separated from the lower magnetic buckle 30, and the loosening and wiping operation can be performed, thereby greatly facilitating the wearing and disassembly of the knee joint brace. It should be noted that the lower magnetic buckle 30 is integrally formed with the joint brace body 20, that is, the lower magnetic buckle 30 is a fixed magnetic buckle, and the upper magnetic buckle 40 is a movable magnetic buckle.

[0047] In other embodiments, the lower magnetic buckle 30 includes: a lower magnetic buckle body 31, an upper magnetic buckle connecting end 32 and a lower magnet fixing end 33; the lower magnetic buckle body 31 is integrally formed with the joint brace body 20; the upper magnetic buckle connecting end 32 is arranged on the upper end surface of the lower magnetic buckle body 31 along the height direction; the lower magnet fixing end 33 is arranged on the lower end surface of the lower magnetic buckle body 31 along the height direction.

[0048] It can be understood that the lower magnetic buckle body 31 and the joint brace body 20 are integrally formed, thereby ensuring the fixing effect of the lower magnetic buckle 30 and the upper magnetic buckle 40; the magnet fixing end and the upper magnetic buckle connecting end 32 are respectively arranged on the two end faces of the lower magnetic buckle body 31, thereby further facilitating the user to operate the magnetic buckle structure 10 of the knee joint brace.

[0049] In other embodiments, the upper magnetic buckle connection end 32 includes: an upper magnetic buckle fitting portion 321, a horizontal retaining wall 322, a first vertical retaining wall 323 and a second vertical retaining wall 324; the upper magnetic buckle fitting portion 321 is configured as the upper end surface of the lower magnetic buckle body 31 in the height direction; the horizontal retaining wall 322 is disposed on the upper magnetic buckle fitting portion 321, and the upper magnetic buckle fitting portion 321 includes a first groove 3211, a first limiting step 3212 and a second groove 3213 disposed in sequence; the first vertical retaining wall 323 is disposed on one end of the horizontal retaining wall 322; the second vertical retaining wall 324 is disposed on the other end of the horizontal retaining wall 322, and is symmetrically disposed with the first vertical retaining wall 323; wherein the heights of the first vertical retaining wall 323 and the second vertical retaining wall 324 increase gradually along one end close to the horizontal retaining wall 322.

[0050] It can be understood that the horizontal retaining wall 322, the first vertical retaining wall 323 and the second vertical retaining wall 324 cooperate to limit the upper magnetic buckle 40. When the upper magnetic buckle 40 is magnetically attracted to the lower magnetic buckle 30, the upper magnetic buckle 40 is adsorbed on the upper magnetic buckle matching part 321; further, the horizontal retaining wall 322, the first vertical retaining wall 323 and the second vertical retaining wall 324 are arranged in a U shape.

[0051] In other embodiments, a limiting buckle 325 is provided at one end of the first vertical retaining wall 323 and the second vertical retaining wall 324 away from the transverse retaining wall 322; the limiting buckle 325 includes: a main body clip 3251 and a limiting tooth 3252; the main body clip 3251 is arranged at an angle with the upper magnetic buckle fitting part 321, and is inclined toward the transverse retaining wall 322; the limiting tooth 3252 is arranged at one end of the main body clip 3251 away from the upper magnetic buckle fitting part 321, and is arranged toward the transverse retaining wall 322.

[0052] It can be understood that the first vertical retaining wall 323 and the second vertical retaining wall 324 are both provided with a limiting buckle 325 at one end away from the horizontal retaining wall 322, and the upper magnetic buckle 40 is fixed by the limiting buckle 325, and the main body clamping strip 3251 and the limiting clamping tooth 3252 are set to be L-shaped; by setting the main body clamping strip 3251 at an angle to the upper magnetic buckle matching part 321, and tilting it toward the horizontal retaining wall 322, the limiting buckle 325 can further improve the limiting and fixing ability of the upper magnetic buckle 40.

[0053] In other embodiments, the lower magnet fixing end 33 includes a lower magnet fixing groove 331 and a plurality of reinforcing ribs 332 disposed on the outer periphery of the lower magnet fixing groove 331 : a magnet is disposed in the magnet fixing groove.

[0054] It can be understood that the lower magnetic buckle 30 is configured as a fixed magnet structure, and by providing a plurality of reinforcing ribs 332, the structural strength of the lower magnet body can be improved.

[0055] In other embodiments, the upper magnetic buckle 40 includes: an upper magnetic buckle body 41, an upper magnet fixing bin 42, a snap-fit ​​limit portion 43 and an assembly limit portion 44; the upper magnet fixing bin 42 is arranged on the upper magnetic buckle body 41; the snap-fit ​​limit portion 43 is arranged in the area of ​​the upper magnetic buckle body 41 corresponding to the limit tooth 3252; the assembly limit portion 44 is arranged in the area of ​​the upper magnetic buckle body 41 close to the first groove 3211.

[0056] It can be understood that by providing an upper magnet fixing bin 42 on the upper magnetic buckle body 41, the magnet can be effectively fixed and installed, so that the upper magnetic buckle 40 has a magnetic attraction force; by providing the buckling limit portion 43, it can cooperate with the limit buckle 325 to clamp and fix the upper magnetic buckle 40 and the lower magnetic buckle 30, thereby ensuring the connection strength of the magnetic buckle structure 10 of the knee joint brace; by providing the transfer limit portion, it can cooperate with the first groove 3211 to reduce the assembly thickness between the upper magnetic buckle 40 and the lower magnetic buckle 30; it should be noted that when the buckling limit portion 43 and the limit buckle 325 are engaged, the area of ​​the upper magnetic buckle body 41 close to the buckling limit portion 43 is accommodated in the second groove 3213, thereby further reducing the assembly thickness between the upper magnetic buckle 40 and the lower magnetic buckle 30 and improving the connection strength between the upper magnetic buckle 40 and the lower magnetic buckle 30.

[0057] In other embodiments, the upper magnetic buckle body 41 corresponds to the edges of the first vertical retaining wall 323 and the second vertical retaining wall 324 , and one side along the height direction is configured to be arc-shaped.

[0058] It can be understood that by controlling the edges of the upper magnetic buckle body 41 corresponding to the first vertical retaining wall 323 and the second vertical retaining wall 324 to be set to an arc shape on one side along the height direction, the buckling limit portion 43 can be easily rotated and assembled into the limit buckle 325, thereby facilitating the upper magnetic buckle 40 to be assembled into the lower magnetic buckle 30.

[0059] In other embodiments, the locking limit portion 43 includes: a main body clip strip avoidance section 431 and a limit baffle 432 ; the main body clip strip avoidance section 431 is engaged with the main body clip strip 3251 ; and the limit baffle 432 is engaged with the limit latch teeth 3252 .

[0060] It can be understood that the limiting baffle 432 and the limiting tooth 3252 assist in limiting the position between the upper magnetic buckle 40 and the lower magnetic buckle 30, and separate along the height direction, thereby ensuring the connection strength between the upper magnetic buckle 40 and the lower magnetic buckle 30.

[0061] In other embodiments, the assembly limiting portion 44 is configured as a boss structure and is engaged with the second groove 3213 .

[0062] It can be understood that by configuring the assembly limiting portion 44 as a boss structure, the assembly limiting portion 44 can simultaneously play a certain auxiliary fixing role when being assembled with the second groove 3213 .

[0063] In some specific embodiments, an S-pole magnet 50 is provided in the upper magnetic buckle 40, and an N-pole magnet 60 is provided in the lower magnetic buckle 30, or, an N-pole magnet 60 is provided in the upper magnetic buckle 40, and an S-pole magnet 50 is provided in the lower magnetic buckle 30; the magnets in the upper magnetic buckle 40 and the lower magnetic buckle 30 are fixed by bonding; the upper magnetic buckle body 41 is provided with a strap gap 45 between the upper magnet fixing bin 42, the buckling limit portion 43 and the assembly limit portion 44, and a strap can be bound in the strap gap 45, and then the upper magnetic buckle 40 is lifted by the strap, so that the upper magnetic buckle 40 is separated from the lower magnetic buckle 30, so as to facilitate the disassembly of the knee joint brace.

[0064] A knee brace is provided in the second embodiment of the present invention, which includes the magnetic buckle structure 10 of the knee brace as described in the first embodiment of the present invention. It can be understood that the knee brace provided in this embodiment, by adopting the magnetic buckle structure 10 of the knee brace provided in the first embodiment of the present invention, and then by providing the upper magnetic buckle 40 and the lower magnetic buckle 30, can fix or replace the straps of the knee brace by magnetic force, thereby effectively facilitating the user to wear and disassemble the knee brace.

[0065] In summary, the present invention provides a magnetic buckle structure of a knee joint brace and a knee joint brace, wherein the magnetic buckle structure of the knee joint brace comprises: a joint brace body; a lower magnetic buckle, wherein the lower magnetic buckle is arranged on the joint brace body; and an upper magnetic buckle, wherein the upper magnetic buckle is arranged on the lower magnetic buckle and is magnetically connected to the lower magnetic buckle. It can be understood that by arranging the upper magnetic buckle and the lower magnetic buckle, the strap of the knee joint brace can be fixed or replaced by magnetic attraction, thereby effectively facilitating the user to wear and disassemble the knee joint brace.

[0066] It should be understood that the application of the present invention is not limited to the above examples. For ordinary technicians in this field, improvements or changes can be made based on the above description. All these improvements and changes should fall within the scope of protection of the claims attached to the present invention.

Claims

1. A magnetic buckle structure of a knee brace, characterized in that: include: Joint brace body; A lower magnetic buckle, wherein the lower magnetic buckle is arranged on the joint brace body; An upper magnetic buckle, the upper magnetic buckle is arranged on the lower magnetic buckle and is magnetically connected to the lower magnetic buckle; The lower magnetic buckle comprises: A lower magnetic buckle body, wherein the lower magnetic buckle body is integrally formed with the joint brace body; An upper magnetic buckle connection end, the upper magnetic buckle connection end is arranged on the upper end surface of the lower magnetic buckle body along the height direction; A lower magnet fixing end, the lower magnet fixing end is arranged on the lower end surface of the lower magnetic buckle body along the height direction; The upper magnetic buckle connection end comprises: An upper magnetic buckle fitting portion, wherein the upper magnetic buckle fitting portion is arranged as an upper end surface of the lower magnetic buckle body along a height direction; A transverse retaining wall, wherein the transverse retaining wall is arranged on the upper magnetic buckle fitting portion, and the upper magnetic buckle fitting portion comprises a first groove, a first limiting step and a second groove which are arranged in sequence; a first vertical retaining wall, the first vertical retaining wall being arranged on one end of the transverse retaining wall; A second vertical retaining wall, which is disposed on the other end of the transverse retaining wall and is symmetrically disposed with respect to the first vertical retaining wall; Wherein, the heights of the first vertical retaining wall and the second vertical retaining wall increase gradually along one end close to the transverse retaining wall.

2. The magnetic buckle structure of the knee joint brace according to claim 1, characterized in that: The first vertical retaining wall and the second vertical retaining wall are both provided with a limit buckle at one end away from the horizontal retaining wall, and the limit buckle comprises: A main body clip strip, the main body clip strip is arranged at an angle with the upper magnetic buckle matching portion and is inclined toward the transverse retaining wall; The limiting latch tooth is arranged at an end of the main body clip away from the upper magnetic buckle matching portion and is arranged toward the horizontal retaining wall.

3. The magnetic buckle structure of the knee joint brace according to claim 2, characterized in that: The lower magnet fixing end comprises a lower magnet fixing groove and a plurality of reinforcing ribs arranged on the outer periphery of the lower magnet fixing groove: a magnet is arranged in the magnet fixing groove.

4. The magnetic buckle structure of the knee joint brace according to claim 2, characterized in that: The upper magnetic buckle comprises: Upper magnetic buckle body; An upper magnet fixing bin, the upper magnet fixing bin being arranged on the upper magnetic buckle body; A buckling limit portion, the buckling limit portion is arranged in a region of the upper magnetic buckle body corresponding to the limit tooth; An assembly limiting portion is arranged in an area of ​​the upper magnetic buckle body close to the first groove.

5. The magnetic buckle structure of the knee joint brace according to claim 4, characterized in that: The upper magnetic buckle body corresponds to the edges of the first vertical retaining wall and the second vertical retaining wall, and one side along the height direction is set to be arc-shaped.

6. The magnetic buckle structure of the knee joint brace according to claim 4, characterized in that: The buckle-limiting portion comprises: A main body card strip avoidance section, the main body card strip avoidance section is engaged with the main body card strip; A limit baffle is engaged with the limit latch teeth.

7. The magnetic buckle structure of the knee joint brace according to claim 4, characterized in that: The assembly limiting portion is configured as a boss structure and is engaged with the second groove.

8. A knee joint brace, characterized in that: A magnetic buckle structure comprising a knee brace as described in any one of claims 1 to 7.

Citation Information

Patent Citations

  • Elderly knee joint pain rehabilitation belt

    CN109646162A

  • Novel knee joint recovery protective tool

    CN202960851U