CN213641464U

CN213641464U - Buffer type brace

Info

Publication number: CN213641464U
Application number: CN202022123928.2U
Authority: CN
Inventors: 朱瀚琦; 胡兆晋; 柯志锋; 杨谢忠; 邱培
Original assignee: Shenzhen Yingyinsi Power Technology Co ltd
Current assignee: Shenzhen Yingyinsi Power Technology Co ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-07-09
Anticipated expiration: 2030-09-24

Abstract

The utility model belongs to the technical field of medical instrument, especially, relate to a buffering type brace. The buffer type brace comprises a shell, a thigh brace, a shank brace, a rotating shaft and a buffer piece for buffering the rotation of the rotating shaft; the shell is provided with an accommodating space, the buffer piece and the rotating shaft are both arranged in the accommodating space, the shank brace is provided with a first through hole, and the buffer piece is provided with a second through hole; the rotating shaft penetrates through the first through hole and the second through hole in sequence and then is rotatably connected with the shell; the thigh brace is mounted on the housing. The utility model discloses in, the resistance of bolster can avoid patient's thigh or shank to be crooked too fiercely and the secondary damage that causes in the twinkling of an eye to the security and the suitability of this buffer type brace have been improved.

Description

Buffer type brace

Technical Field

The utility model belongs to the technical field of medical instrument, especially, relate to a buffering type brace.

Background

Fractures and dislocation of the knee of a human body, injuries of vascular nerves and ligaments are common, and the thigh and the shank of the human body need to be fixed no matter operation treatment or conservative treatment is adopted, so that the knee of the human body needs to be fixed. After the knee of the human body is injured, the movement of the knee needs to be slowly and gradually recovered; at this time, the brace for assisting the recovery of the knee movement function of the human body is produced. In the prior art, a knee recovery brace generally comprises a thigh fixing part for fixing a thigh and a shank fixing part for fixing a shank, and the thigh fixing part and the shank fixing part can limit the movement of a knee of a human body.

However, the knee recovery brace in the prior art can only carry out hard limit between two limit positions of thighs and shanks of a human body, and a patient is easy to cause secondary damage to knee joints of the human body in the process of knee bending.

SUMMERY OF THE UTILITY MODEL

The utility model discloses technical problem such as human knee secondary damage is caused easily to knee recovery brace among the prior art, a buffering type brace is provided.

In view of the above technical problem, an embodiment of the present invention provides a buffer type brace, including a shell, a thigh brace, a shank brace, a rotating shaft, and a buffer member for buffering rotation of the rotating shaft; the shell is provided with an accommodating space, the buffer piece and the rotating shaft are both arranged in the accommodating space, the shank brace is provided with a first through hole, and the buffer piece is provided with a second through hole; the rotating shaft penetrates through the first through hole and the second through hole in sequence and then is rotatably connected with the shell; the thigh brace is mounted on the housing.

Optionally, the buffer type brace further comprises an inertia detector installed in the accommodating space and used for detecting a hip joint angle, wherein the hip joint angle is an included angle between the thigh brace and a plumb line.

Optionally, the cushioned intelligent brace further comprises an angle sensor mounted in the housing and configured to detect a knee joint flexion angle.

Optionally, the buffer type brace further comprises an angle generator; and the rotating shaft is provided with a mounting groove for mounting the angle generator.

Optionally, the housing includes a fixing seat installed in the accommodating space, and a first accommodating groove for installing the angle sensor is formed in the fixing seat in a recessed manner.

Optionally, the buffer type brace further comprises a coded disc installed in the accommodating space, a second accommodating groove used for installing the buffer piece is formed in the coded disc in a recessed mode, and a third through hole for the rotating shaft to penetrate through is formed in the second accommodating groove.

Optionally, the code wheel is provided with internal teeth, the buffer type brace further comprises a first sliding piece and a second sliding piece which are installed in the shell, and the first sliding piece is provided with a first blocking part, a fourth through hole for the rotating shaft to pass through and a first clamping tooth clamped with the internal teeth; the second sliding sheet is provided with a second blocking part, a fifth through hole for the rotating shaft to pass through, and a second clamping tooth clamped with the inner tooth; a rotating space for limiting the rotation of the shank brace is formed between the first blocking part and the second blocking part.

Optionally, a first support arm is arranged on the code disc, a second support arm is arranged on the shell, and a clamping groove used for clamping the thigh support is formed between the first support arm and the second support arm.

Optionally, the housing comprises an upper shell, a lower shell, and a side shell connected between the upper shell and the lower shell; one end of the rotating shaft is rotatably connected to the lower shell; the upper shell, the lower shell and the side shell form the accommodating space therebetween; the other end of the rotating shaft penetrates through the first through hole and the second through hole in sequence and then is connected with the upper shell in a rotating mode.

Optionally, the buffer type brace further comprises a button, and a mounting groove for mounting the button is arranged on the side shell

In the utility model, the shell is provided with a containing space, the buffer part and the rotating shaft are both arranged in the containing space, the shank brace is provided with a first through hole, and the buffer part is provided with a second through hole; the rotating shaft penetrates through the first through hole and the second through hole in sequence and then is rotatably connected with the shell; the thigh brace is mounted on the shell; the utility model discloses in, the thigh brace with shank brace binds respectively on patient's thigh and shank, when patient's shank and thigh relative bending, the shank brace will drive the pivot is rotated, the pivot is passed through the second through-hole drives the buffering body in the bolster takes place to warp (twists reverse, extrudees etc.) and produces the resistance, the resistance of bolster can avoid patient's thigh or shank bending in the twinkling of an eye too fiercely and the secondary damage that causes to the security and the suitability of this buffering type brace have been improved.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is an exploded schematic view of a buffer type brace according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of a buffer type brace according to an embodiment of the present invention;

fig. 3 is a schematic view of a partial structure of a buffer type brace according to an embodiment of the present invention;

fig. 4 is a schematic view of a partial structure of a buffer type brace according to another embodiment of the present invention;

fig. 5 is a schematic structural diagram of a first sliding piece and a second sliding piece of a buffer type brace according to an embodiment of the present invention;

fig. 6 is a schematic structural view of a first sliding blade of a buffer type brace according to an embodiment of the present invention

Fig. 7 is a schematic view of an assembly structure of a buffer type brace according to an embodiment of the present invention.

The reference numerals in the specification are as follows:

1. a housing; 11. a fixed seat; 111. a first accommodating groove; 12. a second support arm; 13. an upper shell; 14. a lower case; 15. a side casing; 151. a button; 2. a thigh brace; 3. a shank brace; 4. a rotating shaft; 5. a buffer member; 51. a second through hole; 6. an inertial detector; 7. an angle sensor; 8. code disc; 81. a second accommodating groove; 82. a third through hole; 83. internal teeth; 84. a first support arm; 841. a card slot; 9. a first slip sheet; 91. a first blocking part; 92. a fourth via hole; 93. a first snap tooth; 10. a second slip sheet; 101. a second blocking part; 102. and a fifth through hole.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

It is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", "middle", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.

As shown in fig. 1, a buffering type brace according to an embodiment of the present invention includes a housing 1, a thigh brace 2, a shank brace 3, a rotating shaft 4, and a buffering member 5 for buffering the rotation of the rotating shaft 4; an accommodating space is formed in the shell 1, the buffer part 5 and the rotating shaft 4 are both arranged in the accommodating space, a first through hole is formed in the shank support 3, and a second through hole 51 is formed in the buffer part 5; the rotating shaft 4 penetrates through the first through hole and the second through hole 51 in sequence and then is rotatably connected with the shell 1; the thigh brace 2 is mounted on the housing 1. As can be understood, the thigh brace 2 is in binding connection with the thigh of the patient, and the shank brace 3 is in binding connection with the shank of the patient; and the two opposite ends of the rotating shaft 4 are respectively connected with the shell 1 in a rotating way through a first bearing and a second bearing.

Preferably, the rotating shaft 4 is a square rotating shaft 4, the first through hole and the second through hole 51 are square through holes, so that the shank brace 3 can be driven by the first through hole to rotate the rotating shaft 4, the rotating shaft 4 can be driven by the second through hole 51 to rotate a buffering body (a torsion spring, damping and the like) in the buffering piece 5, and the buffering piece 5 can buffer the rotating shaft 4.

In the utility model, the housing 1 is provided with a containing space, the buffer member 5 and the rotating shaft 4 are both arranged in the containing space, the shank brace 3 is provided with a first through hole, and the buffer member 5 is provided with a second through hole 51; the rotating shaft 4 penetrates through the first through hole and the second through hole 51 in sequence and then is rotatably connected with the shell 1; the thigh brace 2 is mounted on the shell 1; the utility model discloses in, thigh brace 2 with shank brace 3 binds respectively on patient's thigh and shank, when patient's shank and thigh relatively bending, shank brace 3 will drive pivot 4 rotates, pivot 4 passes through second through-hole 51 drives buffer body in the bolster 5 takes place to warp (twists reverse, extrudees etc.) and produces the resistance, the secondary damage that the thigh or shank of patient bent fiercely in the twinkling of an eye and caused can be avoided to the resistance of bolster 5 to the security and the suitability of this buffering type brace have been improved.

In one embodiment, as shown in fig. 1, the cushioned support further comprises an inertial detector 6 mounted in the receiving space and configured to detect a hip angle between the thigh support 2 and a vertical line. It can be understood that the inertia detector 6 is fixedly installed in the housing 1, when the patient lifts his leg, the inertia detector 6 can detect the hip joint angle (i.e. the thigh angle, i.e. the angle between the thigh and the plumb line when the thigh is lifted, and the patient can know the recovery condition of his own knee and the like through the hip joint angle detected by the inertia detector 6, thereby improving the practicability of the cushion type brace.

In one embodiment, as shown in fig. 1, the cushioned intelligent brace further comprises an angle sensor 7 mounted in the housing 1 and used for detecting the bending angle of the knee joint. Specifically, when the thigh brace 2 and the shank brace 3 move along with the thigh and the shank of the patient, the thigh brace 2 and the shank brace 3 drive the rotating shaft 4 to rotate in the housing 1, and the angle sensor 7 detects the rotating angle of the rotating shaft 4, so that the bending angle of the knee of the patient can be detected.

Furthermore, the knee joint bending angle of the patient can be detected through the angle sensor 7, the hip joint angle of the patient can be detected through the inertia detector 6, and the novel gait of the patient can be obtained through the knee joint bending angle and the hip joint angle; thereby being beneficial to the patient to check the daily recovery condition of the injured knee.

In one embodiment, as shown in fig. 1, the cushion-type brace further comprises an angle generator (not shown); the rotating shaft 4 is provided with an angle generator (not shown in the figure) for installing the magnet, preferably, the angle sensor 7 is a magnetic encoder, the angle generator is a magnet, and if the angle sensor 7 is a code disc, the angle generator is a photoelectric sensor and the like, specifically, when the magnet rotates along with the rotating shaft 4, the magnetic encoder measures the rotating angle of the rotating shaft 4 through the magnet, and then measures the relative rotating angle between the thigh brace 2 and the shank brace 3.

In one embodiment, as shown in fig. 1, the housing 1 includes a fixing seat 11 installed in the accommodating space, and a first accommodating groove 111 for installing the angle sensor 7 is formed in the fixing seat 11 in a recessed manner. Understandably, the angle sensor 7 can be stably installed in the accommodating space by the fixing seat 11, and the compactness of the buffer type brace is improved by the design of the fixing seat 11, so that the service life of the buffer type brace is prolonged.

In an embodiment, as shown in fig. 1, the buffer type brace further includes a code wheel 8 mounted (e.g., screwed) in the receiving space, a second receiving groove 81 for mounting (e.g., screwed) the buffer member 5 is concavely formed on the code wheel 8, and a third through hole 82 for passing the rotating shaft 4 is formed in the second receiving groove 81. Specifically, the coded disc 8 and the fixed seat 11 are both installed in the accommodating space, the coded disc 8 is located at the lower part of the accommodating space, and the fixed seat 11 is located at the upper part of the accommodating space. The utility model discloses in, the compactedness of this buffer type brace, and then promoted the life of this buffer type brace.

In an embodiment, as shown in fig. 1, the code wheel 8 is provided with an internal tooth 83, the buffer type brace further includes a first slide piece 9 and a second slide piece 10 installed in the housing 1, the first slide piece 9 is provided with a first blocking portion 91, a fourth through hole 92 for the rotating shaft 4 to pass through, and a first engaging tooth 93 of an engaging tooth engaged with the internal tooth 83; a second blocking part 101, a fifth through hole 102 for the rotating shaft 4 to pass through, and a second clamping tooth of the clamping tooth clamped with the inner tooth 83 are arranged on the second slide sheet 10; a rotation space for limiting the rotation of the lower leg brace 3 is formed between the first stopper 91 and the second stopper 101. It can be understood that the first clamping tooth 93 of the clamping tooth of the first sliding piece 9 and the second clamping tooth of the second sliding piece 10 can be selectively clamped with the internal tooth 83, and can limit the angle between the first sliding piece 9 and the second sliding piece 10, so as to limit the angle between the shanks around the rotating shaft 4 (that is, the shank support 3 can only rotate in the rotating space between the first blocking part 91 and the second blocking part 101). The utility model discloses in, first gleitbretter 9 with the design of second trading piece can be adjusted rotation angle between shank brace 3 and the thigh brace 2 can be used to patient's knee bending angle's regulation every day to avoided patient's knee bending angle too big and the risk of the secondary damage who produces.

It should be noted that the lower end of the rotating shaft 4 is rotatably connected to the inner wall of the lower side of the casing 1, and the upper end of the rotating shaft 4 is rotatably connected to the inner wall of the upper side of the casing 1 after sequentially passing through the fourth through hole 92, the fifth through hole 102, the first through hole, the third through hole 82, and the second through hole 51.

Preferably, as shown in fig. 6, the first sliding piece 9 is further provided with a first lifting rod, a first bottom plate and a first elastic piece; the fourth through hole 92 is arranged on the first bottom plate, the first blocking portion 91 is formed on the side wall of the first bottom plate, the first lifting rod is rotatably mounted on the first bottom plate, the first clamping tooth 93 is mounted on the end face, far away from the first bottom plate, of the first lifting rod, and the first elastic member is mounted between the first lifting rod and the first bottom plate; the second sliding piece 10 is also provided with a second lifting rod, a second bottom plate and a second elastic piece; the fifth through hole 102 is formed in the second bottom plate, the side wall of the second bottom plate forms the second stopper 101, the second lifting rod is rotatably installed on the second bottom plate, the second clamping tooth is installed on the end face, far away from the second bottom plate, of the second lifting rod, and the second elastic piece is installed between the second lifting rod and the second bottom plate. It is understood that when the first lifting rod is pressed, the first lifting rod will drive the first clamping tooth 93 to separate from the internal teeth 83, the first sliding piece 9 can rotate around the rotating shaft 4, and when the second lifting rod is pressed, the second lifting rod will drive the second clamping tooth to separate from the internal teeth 83, and the second sliding piece 10 can rotate around the rotating shaft 4 to adjust the angle; when the first lifting rod and the second lifting rod are loosened, the first elastic piece and the second elastic piece eject the first clamping tooth 93 and the second clamping tooth, so that the technical effect that the first clamping tooth 93 and the second clamping tooth are clamped with the inner teeth 83 is achieved. In the invention, the intelligent brace has a simple structure and is convenient to operate.

In one embodiment, as shown in fig. 1, a first arm 84 is disposed on the code wheel 8, a second arm 12 is disposed on the housing 1, and a slot 841 is formed between the first arm 84 and the second arm 12 for clamping the thigh support 2. As can be appreciated, one end of the thigh brace 2 extends into the slot 841 and is fixedly connected (e.g., screwed) to both the lower shell 14 and the upper shell 13; because the amplitude of the thigh swing of the patient is small, the design of the first arm 84 and the second arm 12 increases the stability of the patient when using the intelligent brace, and improves the measurement accuracy (including the accuracy of the knee joint bending angle, the hip joint angle and the gait information) of the intelligent brace.

In one embodiment, as shown in fig. 1, the housing 1 includes an upper case 13, a lower case 14, and a side case 15 connected between the upper case 13 and the lower case 14; the upper case 13, the lower case 14, and the side cases 15 form the accommodation space therebetween; one end of the rotating shaft 4 is rotatably connected to the lower shell 14; the other end of the rotating shaft 4 is rotatably connected to the upper casing 13 after sequentially passing through the first through hole and the second through hole 51. It is to be understood that the upper case 13 and the lower case 14 are respectively mounted on the upper end surface and the lower end surface of the side case 15; the utility model discloses in, this buffering type brace's simple structure, simple to operate, low in manufacturing cost.

In one embodiment, as shown in fig. 1, the buffer type brace further includes a button 151, and the side shell 15 is provided with a mounting groove for mounting the button 151. It is understood that the button 151 may be designed in a plurality according to actual requirements, and preferably, the button 151 includes an on button 151 and an off button 151.

The above description is only an embodiment of the buffer type brace, and is not intended to limit the present invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A buffer type brace is characterized by comprising a shell, a thigh brace, a shank brace, a rotating shaft and a buffer piece for buffering the rotation of the rotating shaft; the shell is provided with an accommodating space, the buffer piece and the rotating shaft are both arranged in the accommodating space, the shank brace is provided with a first through hole, and the buffer piece is provided with a second through hole; the rotating shaft penetrates through the first through hole and the second through hole in sequence and then is rotatably connected with the shell; the thigh brace is mounted on the housing.

2. The cushioned brace of claim 1, further comprising an inertial detector mounted in said receiving space and configured to detect a hip angle between said thigh brace and a plumb line.

3. The cushioned brace of claim 1, further comprising an angle sensor mounted in the housing for detecting a knee flexion angle.

4. The cushioned brace of claim 3, further comprising an angle generator; and the rotating shaft is provided with a mounting groove for mounting the angle generator.

5. The cushion-type brace of claim 3, wherein the housing comprises a fixing seat mounted in the accommodating space, and a first accommodating groove for mounting the angle sensor is formed in the fixing seat in a recessed manner.

6. The cushion-type brace of claim 1, further comprising a code wheel installed in the accommodating space, wherein a second accommodating groove for installing the cushion member is formed in the code wheel in a recessed manner, and a third through hole for passing the rotating shaft is formed in the second accommodating groove.

7. The cushion-type brace of claim 6, wherein the code wheel is provided with an internal tooth, the cushion-type brace further comprises a first sliding piece and a second sliding piece which are installed in the shell, and the first sliding piece is provided with a first blocking part, a fourth through hole for the rotating shaft to pass through, and a first clamping tooth clamped with the internal tooth; the second sliding sheet is provided with a second blocking part, a fifth through hole for the rotating shaft to pass through, and a second clamping tooth clamped with the inner tooth; a rotating space for limiting the rotation of the shank brace is formed between the first blocking part and the second blocking part.

8. The cushion-type brace of claim 6, wherein the code wheel is provided with a first arm, the housing is provided with a second arm, and a slot for engaging with the thigh brace is formed between the first arm and the second arm.

9. The cushioned brace of claim 1, wherein said housing comprises an upper shell, a lower shell, and a side shell connected between said upper shell and said lower shell; the upper shell, the lower shell and the side shell form the accommodating space therebetween; one end of the rotating shaft is rotatably connected to the lower shell; the other end of the rotating shaft penetrates through the first through hole and the second through hole in sequence and then is connected with the upper shell in a rotating mode.

10. The cushioned brace of claim 9, further comprising a button, wherein said side shell has a mounting slot for mounting said button.