CN210843233U

CN210843233U - Expanding device for vertebral body

Info

Publication number: CN210843233U
Application number: CN201921456879.5U
Authority: CN
Inventors: 黄霖
Original assignee: Sun Yat Sen Memorial Hospital Sun Yat Sen University
Current assignee: Sun Yat Sen Memorial Hospital Sun Yat Sen University
Priority date: 2019-08-31
Filing date: 2019-08-31
Publication date: 2020-06-26
Anticipated expiration: 2029-08-31

Abstract

The utility model discloses an expansion device for centrum, which comprises a housin, the top of casing is provided with the dwang, the both sides of casing bottom are provided with first expansion pole and second expansion pole respectively, the both sides of casing inner chamber all are provided with the fly leaf, the inner chamber of casing is provided with the horizontal pole, oval lug has all been welded to the both sides of horizontal pole, the fly leaf has the sloping block towards the well department welding of horizontal pole one end, the left side welding handle of casing, the surperficial cover of handle is equipped with the cushion, the circular arc chute has been seted up towards the one end of horizontal pole to the sloping block, the bottom welding of dwang has the connecting rod. The utility model discloses a cooperation of casing, dwang, first expansion pole, second expansion pole, fly leaf, horizontal pole, sloping block and oval lug has solved traditional intervertebral expanding device, and expansion efficiency is lower and the effect is relatively poor to medical personnel work efficiency's problem has been influenced.

Description

Expanding device for vertebral body

Technical Field

The utility model relates to the technical field of medical equipment, in particular to an expansion device for vertebral bodies.

Background

Lumbar disc herniation is a common lumbar disease, many young people are mostly ill due to bad living habits and working habits, bad sitting postures, standing postures and long-term stooping or heavy physical labor are all causes of disease, and a common method for relieving lumbar disc herniation is to massage lumbar discs; secondly, at present, lumbar vertebra or cervical vertebra diseases are younger and more frequently developed, intervertebral operation is rapidly raised every year, but in the intervertebral operation process, an expansion device is often needed, but the expansion efficiency of the existing expansion device is low, the stability is poor, the working efficiency of doctors is affected, and therefore the expansion device for the vertebral bodies is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an expansion device for centrum possesses the advantage that expansion efficiency is high, has solved traditional intervertebral expansion device, and expansion efficiency is lower and the effect is relatively poor to medical personnel work efficiency's problem has been influenced.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an expansion device for centrum, includes the casing, the top of casing is provided with the dwang, the both sides of casing bottom are provided with first expansion pole and second expansion pole respectively, the both sides of casing inner chamber all are provided with the fly leaf, the inner chamber of casing is provided with the horizontal pole, oval lug has all been welded to the both sides of horizontal pole, the welding of fly leaf to the axis department of horizontal pole one end has the sloping block.

Preferably, the left side welding handle of casing, the surface cover of handle is equipped with the cushion, the circular arc chute has been seted up to the one end of sloping towards the horizontal pole to the sloping block.

Preferably, the bottom welding of dwang has the connecting rod, the inner chamber that the casing and extend to the casing is run through to the bottom of connecting rod, the bottom threaded connection of connecting rod has the horizontal pole.

Preferably, the right side swing joint of first expansion pole has reset spring, the one end swing joint that reset spring kept away from first expansion pole has the surface of second expansion pole, the fly leaf has all been welded at the top of first expansion pole and second expansion pole.

Preferably, the inner wall of the shell is provided with a sliding groove, an inner cavity of the sliding groove is connected with a sliding block in a sliding mode, and the surface of the movable plate is provided with the sliding block.

Preferably, the two sides of the inner cavity of the shell are both provided with flexible plates, one ends of the flexible plates, which are opposite to the movable plate, are provided with a plurality of limiting springs, and the inner cavity of the shell is welded with a plurality of limiting blocks.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses the user drives the horizontal pole through rotatory dwang and rotates, through the cooperation of horizontal pole and oval lug, drives sloping block promotion fly leaf to drive first expansion pole and second expansion pole and keep away from each other, just so reached the expansion effect, solved traditional intervertebral expanding device, expansion efficiency is lower and the effect is relatively poor, thereby has influenced medical personnel work efficiency's problem.

2. The utility model discloses a handle and cushion have been set up, grip when having strengthened medical personnel and using is felt, the person of facilitating the use grips, through having set up the circular arc chute, the rotation effect of horizontal pole and oval lug has been improved, can promote the sloping block easily through oval lug, thereby make the fly leaf remove, through having set up the connecting rod, the person of facilitating the use drives the horizontal pole through the dwang and rotates, through having set up reset spring, make first expansion pole and second expansion pole can carry out the return fast, through having set up spout and slider, the removal efficiency of fly leaf has been improved, the resistance that receives when having slowed down the fly leaf and removing, avoid the scratch to appear on the surface of fly leaf simultaneously, through having set up flexbile plate and spacing spring, make the horizontal pole not when exerting oneself to the sloping block, the fly leaf can carry out the return fast.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic view of the inside of the housing of the present invention;

fig. 3 is a top view of the housing of the present invention.

In the figure: the flexible expansion device comprises a shell 1, a handle 2, a soft pad 3, a rotating rod 4, a connecting rod 5, a first expansion rod 6, a second expansion rod 7, a return spring 8, a movable plate 9, a sliding chute 10, a sliding block 11, a cross rod 12, an inclined block 13, an oval bump 14, a flexible plate 15, a limiting spring 16 and a limiting block 17.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", 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 simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, an expansion device for vertebral bodies comprises a housing 1, a rotating rod 4 is disposed on the top of the housing 1, a first expansion rod 6 and a second expansion rod 7 are disposed on two sides of the bottom of the housing 1, movable plates 9 are disposed on two sides of the inner cavity of the housing 1, a cross rod 12 is disposed in the inner cavity of the housing 1, elliptical bumps 14 are welded on two sides of the cross rod 12, an oblique block 13 is welded on the middle shaft of the movable plate 9 facing one end of the cross rod 12, a handle 2 is welded on the left side of the housing 1, a cushion 3 is sleeved on the surface of the handle 2, an arc chute is disposed on one end of the oblique block 13 facing the cross rod 12, a connecting rod 5 is welded on the bottom of the rotating rod 4, the bottom of the connecting rod 5 penetrates through the housing 1 and extends to the inner cavity of the housing 1, the cross rod 12 is connected to the bottom of the connecting rod 5 by screw threads, a return spring, the movable plates 9 are welded at the tops of the first expansion rod 6 and the second expansion rod 7, the inner wall of the shell 1 is provided with a sliding groove 10, an inner cavity of the sliding groove 10 is connected with a sliding block 11 in a sliding manner, the surface of the movable plate 9 is provided with the sliding block 11, both sides of the inner cavity of the shell 1 are provided with the flexible plates 15, one end, opposite to the movable plate 9, of each flexible plate 15 is provided with a plurality of limiting springs 16, the inner cavity of the shell 1 is welded with a plurality of limiting blocks 17, through the arrangement of the handle 2 and the cushion 3, the holding hand feeling of medical personnel during use is enhanced, the holding of a user is facilitated, through the arrangement of the arc chute, the rotating effects of the cross rod 12 and the elliptical bump 14 are improved, through the elliptical bump 14, the oblique block 13 can be easily pushed, so that the movable plate 9 moves, through the arrangement of the, make first expansion rod 6 and second expansion rod 7 can carry out the return fast, through having set up spout 10 and slider 11, improved the removal efficiency of fly leaf 9, slowed down the resistance that receives when fly leaf 9 removes, avoided simultaneously fly leaf 9's surface mar to appear, through having set up flexbile plate 15 and spacing spring 16 for horizontal pole 12 is not when exerting oneself to sloping block 13, and fly leaf 9 can carry out the return fast.

During the use, the user drives horizontal pole 12 through rotatory dwang 4 and rotates, through horizontal pole 12 and oval lug 14's cooperation, drives sloping block 13 and promotes fly leaf 9 to drive first expansion rod 6 and second expansion rod 7 and keep away from each other, just so reached the expansion effect, solved traditional intervertebral expanding device, expansion efficiency is lower and the effect is relatively poor, thereby has influenced medical personnel work efficiency's problem.

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. An expansion device for vertebral bodies, comprising a housing (1), characterized in that: the top of casing (1) is provided with dwang (4), the both sides of casing (1) bottom are provided with first expansion pole (6) and second expansion pole (7) respectively, the both sides of casing (1) inner chamber all are provided with fly leaf (9), the inner chamber of casing (1) is provided with horizontal pole (12), oval lug (14) have all been welded to the both sides of horizontal pole (12), fly leaf (9) have sloping block (13) towards the axis department welding of horizontal pole (12) one end.

2. An expansion device for vertebral bodies according to claim 1, wherein: handle (2) is welded on the left side of casing (1), the surface cover of handle (2) is equipped with cushion (3), circular arc chute has been seted up towards the one end of horizontal pole (12) to sloping block (13).

3. An expansion device for vertebral bodies according to claim 1, wherein: the bottom welding of dwang (4) has connecting rod (5), the inner chamber that casing (1) and extend to casing (1) is run through to the bottom of connecting rod (5), the bottom threaded connection of connecting rod (5) has horizontal pole (12).

4. An expansion device for vertebral bodies according to claim 1, wherein: the right side swing joint of first expansion pole (6) has reset spring (8), the one end swing joint that first expansion pole (6) was kept away from in reset spring (8) has the surface of second expansion pole (7), fly leaf (9) have all been welded at the top of first expansion pole (6) and second expansion pole (7).

5. An expansion device for vertebral bodies according to claim 1, wherein: the inner wall of the shell (1) is provided with a sliding groove (10), an inner cavity of the sliding groove (10) is connected with a sliding block (11) in a sliding mode, and the surface of the movable plate (9) is provided with the sliding block (11).

6. An expansion device for vertebral bodies according to claim 1, wherein: both sides of casing (1) inner chamber all are provided with flexplate (15), the one end of flexplate (15) fly away from fly leaf (9) is provided with a plurality of spacing springs (16), the inner chamber welding of casing (1) has a plurality of stopper (17).