CN212879709U

CN212879709U - Hyperextension brace for thoracolumbar vertebra fixation

Info

Publication number: CN212879709U
Application number: CN202020484940.3U
Authority: CN
Inventors: 庄艳玲
Original assignee: Xiamen Chengli Medical Equipment Co ltd
Current assignee: Xiamen Chengli Medical Equipment Co ltd
Priority date: 2020-04-07
Filing date: 2020-04-07
Publication date: 2021-04-06
Anticipated expiration: 2030-04-07

Abstract

The utility model discloses a hyperextension brace for fixing thoracolumbar vertebrae, which belongs to the technical field of medical instruments and comprises side parts adapted to the outlines of two sides of a waist, an upper supporting part used for a prothorax sternum and a lower supporting part adapted to the outline of the lower part of a pubic bone, wherein one end of each side part is rotatably connected with the lower supporting part, the other end is fixedly connected with the upper supporting part, the upper supporting part comprises two outer arc parts adapted to the sternum and a first connecting plate connected between the two outer arc parts, one side of each outer arc part, which is attached to the sternum, is provided with a movable sternum liner, a fixing band is further arranged between the two side parts, one end of the fixing band is fixed on one side part, and the other end bypasses the back of a human body and is clamped on the other side part through a clamping mechanism, the utility model has the advantages of conveniently adjusting the position of, the wearing comfort of the patient is improved.

Description

Hyperextension brace for thoracolumbar vertebra fixation

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a hyperextension brace for thoracolumbar vertebra fixation.

Background

Hyperextension braces usually use a three-point lever system, and are suitable for conservative treatment or postoperative fixation of lumbar and low thoracic compression fractures; patients with ankylosing spondylitis, chondritis spinalis, or kyphosis; the retrogressive disease and osteoporosis of the old, and the thoracic and lumbar kyphosis caused by the weakness of the lumbar muscles, etc. require the limitation of spinal flexion, etc.

Therefore, the person skilled in the relevant art improves this, for example, chinese patent application No. CN208892742U proposes "a hyperextension brace", including first fixed bolster, link, second fixed bolster, third fixed bolster and connecting plate, the connecting plate is kept away from a fixed first buffer gear that is equipped with in third fixed bolster side, fixed second buffer gear that is equipped with on the fixed belt though the utility model discloses can satisfy the absorbing characteristics of buffering.

However, the technical solution in this document still has the disadvantages that the first buffer mechanism is integrally pressed on the sternum, some patients need to get out of position for injury when the sternum is injured, and the whole belt manner cannot be used for patients with sternum injury, and a single point of pressing on the sternum is required.

Based on this, the utility model designs a fixed hyperextension brace that uses of chest lumbar vertebrae to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fixed hyperextension brace of using of chest lumbar vertebrae to solve above-mentioned technical problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a chest lumbar vertebrae is fixed with hyperextension brace, including the side parts that suit with waist both sides profile, an upper support portion that is used for the prothorax sternum and a lower support portion that suits with pubic bone lower part profile, side parts one end is connected with the lower support portion rotation, the other end and upper support portion rigid coupling, upper support portion includes two outer arcs that suit with the sternum and connects the first connecting plate between two outer arcs, one side that each outer arc and sternum laminating is equipped with mobilizable sternum liner, still be equipped with the fixed band between the parts of both sides, the one end of fixed band is fixed in on the part of one side, the other end is walked around human back and is passed through chucking mechanism chucking on another side part.

Preferably, the sternum pad comprises a support rod detachably connected with the outer arc-shaped member and a circular pad connected with the support rod, one end of the support rod close to the circular pad is provided with a spherical head, and the circular pad is provided with a spherical groove matched with the spherical head.

Preferably, one end of the support rod, which is far away from the circular pad, is provided with a screw post, and the outer arc-shaped part is provided with a plurality of threaded holes matched with the screw post.

Preferably, the circular pad comprises an upper pad and a soft lower pad, the upper pad is connected with the support rod, and the soft lower pad is connected with the upper pad and a surface far away from the support rod.

Preferably, chucking mechanism is including being fixed in the fixed plate on the side part, connect the cell type spare on fixed plate surface, cell type spare and fixed plate enclose to close and form the notch that supplies the fixed band to pass, fixed band one side interval equidistance is equipped with a plurality of sawtooth, the sawtooth slope sets up, and the sawtooth end is towards cell type spare, cell type spare is close to sawtooth one side and rotates and be connected with the holding-down piece, be equipped with extension spring between holding-down piece both sides and the fixed plate, when the fixed band passed the notch, the holding-down piece was with sawtooth looks butt under extension spring's effect, thereby make the fixed band chucking on.

Preferably, one side of the first connecting plate is provided with a plurality of first positioning columns, and the outer arc-shaped part is provided with first positioning holes matched with the positioning columns.

Compared with the prior art, the beneficial effects of the utility model are that: the sternum liner can rotate 360 degrees due to the movable connection between the sternum liner and the outer arc-shaped piece, so that the position of the sternum liner can be conveniently adjusted, the requirements of different patients are met, and the wearing comfort of the patients is improved.

By arranging the spherical head and the spherical groove, the round liner can rotate 360 degrees around the supporting rod, so that the round liner can better adapt to different human sternums; the distance between the two circular gaskets can be adjusted by arranging the screw columns and the threaded holes; by arranging the upper pad and the soft lower pad, on one hand, the strength of the circular pad is enhanced, and on the other hand, the soft lower pad is in contact with a human body, so that the comfort level of the human body is improved; the distance between the two outer arc-shaped pieces can be adjusted by arranging the first positioning columns and the first positioning holes so as to adapt to the situations of different chest widths; through setting up sawtooth, pressing blade and extension spring, after the fixed band passed the notch, the pressing blade was in compression under extension spring's the effect.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the whole structure of the hyperextension brace worn on a human body;

FIG. 2 is a schematic view of the overall structure of the present embodiment;

fig. 3 is a schematic structural view of the sternum insert of this embodiment;

fig. 4 is a schematic structural diagram of the chucking mechanism of the present embodiment.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a side member; 2. an upper support section; 21. an outer arc; 211. a threaded hole; 212. a first positioning hole; 22. a first connecting plate; 3. a lower support section; 31. a support member; 311. a second positioning hole; 32. a cushion pad; 4. a sternum liner; 41. a support bar; 411. a spherical head; 412. a screw post; 42. a circular gasket; 421. a spherical recess; 422. an upper pad; 423. a soft under-pad; 5. fixing belts; 51. saw teeth; 6. a chucking mechanism; 61. a fixing plate; 62. a channel member; 63. a compression sheet; 64. an extension spring; 7. a pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a chest lumbar vertebrae is fixed with hyperextension brace, including the side member 1 that suits with waist both sides profile, an upper support part 2 and a lower support part 3 that suits with pubic bone lower part profile that are used for the prothorax sternum, side member 1 one end is connected with lower support part 3 rotates, the other end and upper support part 2 rigid coupling, upper support part 2 includes two outer arcs 21 that suit with the sternum and connects the first connecting plate 22 between two outer arcs 21, one side that each outer arc 21 and sternum laminating is equipped with mobilizable sternum liner 4, still be equipped with fixed band 5 between the both sides part 1, the one end of fixed band 5 is fixed in on one side part 1, the other end passes around human back and passes through chucking mechanism 6 chucking on other side part 1.

Referring to fig. 1-2, one side of the first connecting plate 22 is provided with a plurality of first positioning posts, the outer arc-shaped member 21 is provided with first positioning holes 212 matching with the positioning posts, the lower supporting portion 3 comprises a lower supporting member 31 and a cushion pad 32 connecting the two lower supporting members 31, one end of the lower supporting member 31 close to the cushion pad 32 is provided with a plurality of second positioning holes 311, the cushion pad 32 is provided with second positioning posts matching with the second positioning holes 311, and the distance between the upper supporting portion 2 and the lower supporting portion 3 is adjustable by the arrangement of the first positioning holes 212, the first positioning posts, the second positioning holes 311 and the second positioning posts, so as to meet the requirements of different people.

Referring to fig. 3, the sternum pad 4 includes a support rod 41 detachably connected to the outer arc-shaped member 21 and a circular pad 42 connected to the support rod 41, wherein a spherical head 411 is disposed at one end of the support rod 41 close to the circular pad 42, the circular pad 42 has a spherical recess 421 matching with the spherical head 411, a screw column 412 is disposed at one end of the support rod 41 away from the circular pad 42, a plurality of threaded holes 211 matching with the screw column 412 are disposed on the outer arc-shaped member 21, the circular pad 42 includes an upper pad 422 and a soft lower pad 423, the upper pad 422 is connected to the support rod 41, the soft lower pad 423 is connected to the upper pad 422 and a side away from the support rod 41, and by disposing the spherical head 411 and the spherical recess 421, the circular pad 42 can rotate around the support rod 41 by 360 ° to better adapt to different sternums of human bodies; the distance between the two circular gaskets 42 can be adjusted by arranging the screw columns 412 and the threaded holes 211; by arranging the upper pad 422 and the soft lower pad 423, on one hand, the strength of the circular pad 42 is enhanced, and on the other hand, the soft lower pad 423 is in contact with a human body, so that the comfort level of the human body is improved.

Referring to fig. 4, the fastening mechanism 6 includes a fixing plate 61 fixed on the side member 1, and a groove member 62 connected to the surface of the fixing plate 61, the groove member 62 and the fixing plate 61 form a slot for the fixing strap 5 to pass through, a plurality of saw teeth 51 are equidistantly arranged at an interval on one side of the fixing strap 5, the saw teeth 51 are obliquely arranged, the ends of the saw teeth 51 face the groove member 62, a pressing piece 63 is rotatably connected to one side of the groove member 62 close to the saw teeth 51, a tension spring 64 is arranged between two sides of the pressing piece 63 and the fixing plate 61, when the fixing strap 5 passes through the slot, the pressing piece 63 abuts against the saw teeth 51 under the action of the tension spring 64, so that the fixing strap 5 is fastened on the fastening mechanism 6, the saw teeth 51 have certain elasticity in this embodiment, a protection pad 7 is further arranged in the middle of the.

The working principle is as follows: the fixing belt 5 passes through the notch, because the saw teeth 51 are obliquely arranged and the tail ends of the saw teeth 51 face the groove-shaped piece 62, the pressing piece 63 is always pressed to the fixing belt 5 under the action of the extension spring 64, the saw teeth 51 have certain elasticity, the saw teeth 51 move forwards after the fixing belt 5 is stretched forwards, and simultaneously the tail ends of the pressing pieces 63 abut against the next saw teeth 51, so that the fixing belt 5 is in a locking state; when the fixing belt 5 needs to be loosened, the fixing belt 5 is automatically separated from the clamping mechanism 6 only by pressing the other end of the pressing sheet 63 with a hand, and then the fixing belt 5 is quickly locked and loosened.

One specific application of this embodiment is: the distance between the upper supporting part 2 and the distance between the lower supporting part 3 are adjusted according to the human body, the contact position and the angle between the sternum liner 4 and the sternum are adjusted to enable the sternum liner 4 to adapt to the shape of the sternum, and the fixing belt 5 is clamped by the clamping mechanism 6 by bypassing the back of the human body.

In conclusion, by arranging the clamping mechanism 6 and movably connecting the sternum pads 4 and the outer arc-shaped members 21, the sternum pads 4 can rotate 360 degrees due to the movable connection between the sternum pads 4 and the outer arc-shaped members 21, so that the position of the sternum pads 4 can be conveniently adjusted, the requirements of different patients can be met, and the wearing comfort of the patients can be improved.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a fixed hyperextension brace that uses of chest lumbar vertebrae, includes side member (1) that suits with waist both sides profile, is used for upper support portion (2) of ante-chest sternum and lower support portion (3) that suits with pubic bone lower part profile, its characterized in that: one end of each side part (1) is rotatably connected with the lower supporting part (3), the other end of each side part is fixedly connected with the upper supporting part (2), each upper supporting part (2) comprises two outer arc-shaped parts (21) matched with the sternum and a first connecting plate (22) connected between the two outer arc-shaped parts (21), one side, attached to the sternum, of each outer arc-shaped part (21) is provided with a movable sternum liner (4), a fixing band (5) is further arranged between the two side parts (1), one end of each fixing band (5) is fixed on one side part (1), and the other end of each fixing band bypasses the back of a human body and is clamped on the other side part (1) through a clamping mechanism (6).

2. The hyperextension brace for thoracolumbar spine fixation according to claim 1, wherein: the sternum pad (4) comprises a support rod (41) detachably connected with the outer arc-shaped piece (21) and a circular pad (42) connected with the support rod (41), a spherical head (411) is arranged at one end, close to the circular pad (42), of the support rod (41), and a spherical groove (421) matched with the spherical head (411) is formed in the circular pad (42).

3. The hyperextension brace for thoracolumbar spine fixation according to claim 2, wherein: the one end that circular liner (42) was kept away from in bracing piece (41) is equipped with screw post (412), be equipped with on outer arc (21) a plurality of with screw post (412) assorted screw hole (211).

4. The hyperextension brace for thoracolumbar spine fixation according to claim 2, wherein: the round pad (42) comprises an upper pad (422) and a soft lower pad (423), the upper pad (422) is connected with the support rod (41), and the soft lower pad (423) is connected with the upper pad (422) and one surface far away from the support rod (41).

5. The hyperextension brace for thoracolumbar spine fixation according to claim 1, wherein: the clamping mechanism (6) comprises a fixing plate (61) fixed on the side part (1) and a groove-shaped part (62) connected to the surface of the fixing plate (61), the groove-shaped part (62) and the fixing plate (61) are enclosed to form a notch for the fixing belt (5) to pass through, a plurality of saw teeth (51) are arranged on one side of the fixing belt (5) at intervals and in equal intervals, the saw teeth (51) are obliquely arranged, the tail ends of the saw teeth (51) face the groove-shaped part (62), a pressing piece (63) is rotatably connected to one side, close to the saw teeth (51), of the groove-shaped part (62), an extension spring (64) is arranged between two sides of the pressing piece (63) and the fixing plate (61), and when the fixing belt (5) passes through the notch, the pressing piece (63) is abutted to the saw teeth (51) under the action of the extension spring, thereby the fixing belt (5) is clamped on the clamping mechanism (6).

6. The hyperextension brace for thoracolumbar spine fixation according to claim 1, wherein: one side of the first connecting plate (22) is provided with a plurality of first positioning columns, and the outer arc-shaped part (21) is provided with first positioning holes (212) matched with the positioning columns.