CN205548627U

CN205548627U - Adjustable soleplate scraper

Info

Publication number: CN205548627U
Application number: CN201620212837.7U
Authority: CN
Inventors: 王洪伟; 杨笑; 李宇; 于海龙; 刘军; 项良碧
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-03-18
Filing date: 2016-03-18
Publication date: 2016-09-07
Anticipated expiration: 2026-03-18

Abstract

The embodiment of the utility model discloses adjustable soleplate scraper, handle and action bars including fixed intercommunication to and set up first scraper, second scraper, regulation pole and first link and the second link in the action bars inner chamber, wherein, this first scraper and first link, second scraper and second link head and the tail activity hinge joint in proper order form adjustable parallelogram configuration, should adjust the one end of pole and fix the setting on first link with handle swing joint, the other end. Compared with the prior art, adjust the pole through the operation, can adjust the width that struts between first scraper and the second scraper, can effectively avoid the change of soleplate scraper and reduce owing to need not unidimensional soleplate scraper to relapse to pass in and out the intervertebral crack among the prior art many times, lead to the fact the risk of damage to nerve root and dura mater bag, and then be favorable to shortening operation time, improve the security of performing the operation.

Description

A kind of adjustable soleplate scraper

Technical field

The utility model relates to medical instruments field, particularly relates to a kind of adjustable soleplate scraper.

Background technology

The protrasion of the lumbar intervertebral disci is the common disease in clinic and frequently-occurring disease, and the common treatment mode of the protrusion of the intervertebral disc is to trouble Person carries out the excision of interverbebral disc, Intervertebral disc fusion, screw-rod system internal fixation etc., wherein, intervertebral bone graft of being expert at Need before fusion to prepare intervertenral space adjacent vertebral soleplate implant bed, i.e. need table cartilage shallow to soleplate to carry out stripping operation, It is beneficial to the fusion of bone grafting.

Owing to interverbebral disc adjoins with dural sac, nerve root, position is the most special, is striking off soleplate shallow table cartilage, is planting When bone bed prepares, operating space is narrow and small, and endorchis, nerve root are abnormal the most fragile, careless slightly will be to endorchis and nerve Root causes damage.Hand cardia soleplate shallow table cartilage, is often scraped to suitable diameter soleplate by minor diameter soleplate scraper at present Cutter operates successively, and operation is both needed to remove previous soleplate scraper every time, places into new soleplate scraper.And more Change soleplate scraper and in soleplate scraper repeatedly passes in and out the operating process of intervertenral space, have that operation easier is big, of long duration, wind The high shortcoming in danger, and require higher to the technology of doctor, as gimmick is sane, operation carefully etc., careless slightly may miss Hinder patient neural, patient is produced huge injury.

Therefore, clinical operation operating process is badly in need of a kind of can process soleplate shallow table cartilage convenient, fast, safely Operation technique apparatus, to reach to shorten operating time, reduces operation risk, improves the purpose of operation safety.

Utility model content

The utility model embodiment provides a kind of adjustable soleplate scraper, to solve prior art to need change difference The soleplate scraper of diameter soleplate scraper need to repeatedly pass in and out intervertenral space, and the operation easier caused is big, the technology requirement to doctor High and that operation risk is big problem.

In order to solve above-mentioned technical problem, the utility model embodiment discloses following technical scheme:

The utility model embodiment discloses a kind of adjustable soleplate scraper, and including handle and action bars, action bars is two ends The hollow columnar structures of opening, this action bars inner chamber is provided with the first scraper, the second scraper, adjusting rod, the first link With the second link, wherein,

One end of this action bars connection fixing with this handle, the other end are connected with the external world；

It is adjustable that the head and the tail of this first scraper, the first link, the second scraper and the second link are movably hinged formation successively Parallelogram sturcutre, this action bars is provided with and goes out the edge of a knife with the external world is connected, this go out the position of the edge of a knife with this first Scraper and the second scraper are corresponding, and this one end going out the edge of a knife is arranged on this action bars port away from this handle one end, This size going out the edge of a knife matches with this first scraper and the second scraper, this first link and the centre bit of the second link Setting on the central axis of this action bars, and the length of this first link is more than the external diameter of this action bars；

One end of this adjusting rod is flexibly connected with this handle, the other end is fixedly installed on this first link, and this regulation The tie point of bar and this first link is less than the half of this action bars external diameter to the distance in this first link centre position.

Preferably, this handle being provided with slide rail and elastic button, this elastic button is arranged on this slide rail, and this elasticity The end of button is connected with this adjusting rod.

Preferably, this handle being provided with slide rail and sliding part, this sliding part is socketed on this slide rail, the end of this sliding part Portion is connected with this adjusting rod, and is provided with tight locking button on the side of this slide rail and sliding part.

Preferably, this handle surfaces is provided with anti-skid structure.

From above technical scheme, the one adjustable soleplate scraper that the utility model embodiment provides, connect including fixing The handle that connects, the hollow columnar action bars of both ends open, the first scraper being arranged in action bars, the second scraper, regulation Bar and identical the first link of length and the second link, wherein, this first scraper and the first link, the second scraper Being movably hinged the adjustable parallel quadrilateral structure of formation successively with the second link head and the tail, lives with handle in one end of this adjusting rod Be dynamically connected, the other end is fixedly installed on the first link.Compared with prior art, by operation adjusting rod, can be right The width that struts between first scraper and the second scraper is adjusted, it is possible to be prevented effectively from the replacing of soleplate scraper and reduce by In prior art, need various sizes of soleplate scraper repeated multiple times turnover intervertenral space, nerve root and dural sac are caused damage The risk of wound, and then be conducive to shortening operating time, improve the security of operation.

Accompanying drawing explanation

In order to be illustrated more clearly that the utility model embodiment or technical scheme of the prior art, below will to embodiment or In description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that, for ordinary skill people For Yuan, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.

The plan structure schematic diagram of a kind of adjustable soleplate scraper that Fig. 1 provides for the utility model embodiment；

The perspective view of a kind of adjustable soleplate scraper that Fig. 2 provides for the utility model embodiment；

Symbol table is shown as:

1-handle, 2-action bars, 3-adjusting rod, 4-the first link, 5-the first scraper, 6-the second link, 7-overlaps Fitting, 8-the second scraper, 9-elastic button, 10-slide rail, 11-goes out the edge of a knife.

Detailed description of the invention

For the technical scheme making those skilled in the art be more fully understood that in the utility model, below in conjunction with this practicality Accompanying drawing in new embodiment, is clearly and completely described the technical scheme in the utility model embodiment, it is clear that Described embodiment is only a part of embodiment of the utility model rather than whole embodiments.New based on this practicality Embodiment in type, the every other reality that those of ordinary skill in the art are obtained under not making creative work premise Execute example, all should belong to the scope of the utility model protection.

See Fig. 1, the plan structure schematic diagram of a kind of adjustable soleplate scraper provided for the utility model embodiment, also Can be found in Fig. 2, the perspective view of a kind of adjustable soleplate scraper disclosed in the utility model embodiment.This reality A kind of adjustable soleplate scraper is disclosed, including handle 1 and action bars 2 by new embodiment.

Wherein, this action bars 2 is the hollow columnar structures of both ends open.One end of this action bars 2 is fixed with this handle 1 Connection, the other end are connected with the external world.And, this action bars 2 inner chamber be provided with first scraper the 5, second scraper 8, Adjusting rod the 3, first link 4 and the second link 6.This first scraper the 5, first link the 4, second scraper 8 and The head and the tail of the second link 6 are movably hinged successively, form the adjustable parallelogram sturcutre of width.

Meanwhile, the length of this first link 4 or the second link 6 should be greater than the external diameter of this action bars 2, and this operation The two sides of bar 2 be symmetrically arranged with two with the external world be connected go out the edge of a knife 11, be used for making the first scraper 5 and the second scraper 8 can stretch out outside this action bars 2 by the corresponding edge of a knife 11 that goes out respectively, and table cartilage shallow with the soleplate of human body contacts.Go out The position of the edge of a knife 11 is correspondingly arranged with the first scraper 5 and the second scraper 8 respectively, is used for ensureing this first scraper 5 and second Scraper 8 can stretch out this action bars 2 via going out the edge of a knife 11 respectively.

Further, the one end going out the edge of a knife 11 is arranged on this action bars 2 port, one end away from this handle 1, i.e. goes out One end of the edge of a knife 11 is connected at this action bars 2 one end open away from this handle 1, can make this first scraper 5 Or second the cutter hub of scraper 8 can stretch via going out the edge of a knife 11 and this action bars 2 port away from this handle 1 one end simultaneously Go out outside action bars 2, and then table cartilage shallow with the soleplate of human body contacts.It addition, go out the size of the edge of a knife 11, also need to meet Match with this first scraper 5 and the second scraper 8, should be greater than this first scraper 5 or the second scrape as gone out the length of the edge of a knife 11 The length of cutter 8, the height going out the edge of a knife 11 also should be greater than this first scraper 5 or the thickness of the second scraper 8.

It addition, the center of this first link 4 and the second link 6 is respectively positioned on the central axis of this action bars 2, And all it is socketed with Coupling 7 on the centre position of this first link 4 and the second link 6.Will by this Coupling 7 First link 4 and the second link 6 are separately fixed on this action bars 2, make this parallelogram sturcutre at adjusting rod Under the effect of 3, can smoothly line direction along this first link 4 and the center of the second link 6 carry out Rotate.Wherein, this Coupling 7 can be socket join structure common in the art, as overlapped T-Ring etc., the most superfluous at this State.The center of this first link 4 and the second link 6 refers to that the first link 4 and second of even density connects Connecing the geometric center of frame 6, the centre position of this first link 4 refers on the first link 4, and comprises above-mentioned geometry Center, and the bottom surface of this first link 4, end face and the plane of the side center of area.In like manner, in the second link 6 Between position refer on the first link 6, and comprise above-mentioned geometric center, and the bottom surface of this second link 6, end face Plane with the side center of area.

One end of adjusting rod 3 is positioned at handle 1 inside and is flexibly connected with this handle 1.The other end of this adjusting rod 3 is solid Surely it is arranged on this first link 4.The adjustable soleplate scraper that the present embodiment provides can be by this adjusting rod 3 Control, it is achieved to the first scraper 5 and the regulation of the spacing of the second scraper 8, i.e. realize the first scraper 5 and second are scraped Cutter 8 stretches out the regulation of this outer distance of action bars 2.The tie point of this adjusting rod 3 and this first link 4 is to this first company The distance connecing frame 4 centre position should be less than the half of this action bars 2 external diameter, and in this tie point and the first link 4 Between position misaligned, to meet when the spacing utilizing this adjusting rod 3 to regulate this first scraper 5 and the second scraper 8, Can guarantee that this adjusting rod 3 is always positioned in this action bars 2 inner chamber, thus after avoiding stretching out action bars 2 because of adjusting rod 3, The tissues such as the nerve root of human body soleplate position and dural sac are caused damage.

As a kind of preferred version, this handle 1 can arrange slide rail 10 and elastic button 9, wherein, this elastic button 9 are arranged on this slide rail 10, and this elastic button 9 be arranged near the end, one end of this slide rail this handle 1 internal and It is connected with this adjusting rod 3.The other end of this elastic button 9 is for controlling this elastic button 9 fixing on slide rail 10 Position.By arranging this slide rail 10 and elastic button 9, it is possible to realize the control to this adjusting rod 3 more easily.? During use, medical worker can regulate this adjusting rod 3 by changing this elastic button 9 position on this slide rail 10, And then realize this first scraper 5 and the second scraper 8 are stretched out the distance of this action bars 2, when being adjusted to by this elastic button 9 After correct position, press down this elastic button 9, this elastic button 9 is fixed on this slide rail 10, plays and fix this regulation Bar 3 and maintain this first scraper 5 and the stable effect of the second scraper 8.

As a kind of preferred version, this handle 1 being also provided with slide rail and sliding part, this sliding part is socketed in this cunning On rail, this sliding part is positioned at the inside of this handle 1 and is connected with this adjusting rod 3 near the end, one end of this slide rail, Meanwhile, the side of this slide rail and sliding part is provided with tight locking button.By arranging this slide rail and sliding part, it is possible to more Conveniently realize the control to this adjusting rod 3.In use, medical worker can be by changing this sliding part at this slide rail On position, regulate this adjusting rod 3, and then realize this first scraper 5 and the second scraper 8 are stretched out this action bars 2 The regulation of distance, when this sliding part slides to correct position, presses down this tight locking button, it is achieved fixes this adjusting rod 3 and maintains This first scraper 5 and the stable effect of the second scraper 8.

Further, as a kind of preferred version, this handle 1 surface can be provided with anti-skid structure, as by outside handle 1 Surface configuration is frosting or arranges bulge-structure etc. on handle 1, is used for increasing between this handle 1 and user's hand Frictional force, prevent from occurring in use the phenomenons such as slip.Certainly, the anti-skid structure that the present embodiment is listed, is only citing Illustrating, this anti-skid structure is not limited thereto, it is also possible to is other structures, does not repeats them here.

The utility model embodiment provide adjustable soleplate scraper, compared with prior art, can by operation adjusting rod, The width that struts between first scraper and the second scraper can be adjusted, it is possible to be prevented effectively from the replacing of soleplate scraper also Reduce owing to prior art needing various sizes of soleplate scraper repeated multiple times turnover intervertenral space, to nerve root and dural sac Cause the risk of damage, and then be conducive to shortening operating time, improve the security of operation.

It should be noted that in this article, such as the relational terms of " first " and " second " or the like be used merely to by One entity or operation make a distinction with another entity, and not necessarily require or imply that between these entities, existence is appointed The relation of what this reality or order.And, term " includes " being intended to comprising of nonexcludability, so that Equipment including a series of key elements not only includes those key elements, but also includes other key elements being not expressly set out, or It is also to include the key element intrinsic for this equipment.In the case of there is no more restriction, statement " including ... " limit Fixed key element, it is not excluded that there is also other identical element in the equipment include this key element.

The above is only detailed description of the invention of the present utility model, makes to skilled artisans appreciate that or realize this reality With novel.Multiple amendment to these embodiments will be apparent to one skilled in the art, herein institute The General Principle of definition can realize in the case of without departing from spirit or scope of the present utility model in other embodiments. Therefore, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to disclosed herein Principle and the consistent the widest scope of features of novelty.

Claims

1. an adjustable soleplate scraper, it is characterised in that include handle (1) and action bars (2), described action bars (2) being the hollow columnar structures of both ends open, described action bars (2) inner chamber is provided with the first scraper (5), second scrapes Cutter (8), adjusting rod (3), the first link (4) and the second link (6), wherein,

One end of described action bars (2) connection fixing with described handle (1), the other end are connected with the external world；

The head and the tail of described first scraper (5), the first link (4), the second scraper (8) and the second link (6) depend on Secondary being movably hinged forms adjustable parallel quadrilateral structure, described action bars (2) side is symmetrically arranged with and is connected with the external world Logical goes out the edge of a knife (11), described in go out the position of the edge of a knife (11) respectively with described first scraper (5) and the second scraper (8) Corresponding, and described in go out one end of the edge of a knife (11) and be separately positioned on described action bars (2) away from described handle (1) The port of end, described in go out the size of the edge of a knife (11) and match with described first scraper (5) and the second scraper (8), The center of described first link (4) and the second link (6) is positioned on the central axis of described action bars (2), And the length of described first link (4) is more than the external diameter of described action bars (2)；

One end of described adjusting rod (3) is flexibly connected with described handle (1), the other end is fixedly installed on described first even Connect on frame (4), and the tie point of described adjusting rod (3) and described first link (4) is to described first link (4) The distance in centre position is less than the half of described action bars (2) external diameter.

Adjustable soleplate scraper the most according to claim 1, it is characterised in that described handle is provided with on (1) Slide rail (10) and elastic button (9), described elastic button (9) is arranged on described slide rail (10), and described elasticity The end of button (9) is connected with described adjusting rod (3).

Adjustable soleplate scraper the most according to claim 1, it is characterised in that described handle is provided with on (1) Slide rail and sliding part, described sliding part is socketed on described slide rail, the end of described sliding part and described adjusting rod (3) phase Connect, and be provided with tight locking button on the side of described slide rail and sliding part.

4. according to the adjustable soleplate scraper described in claim 1-3 any one, it is characterised in that described handle (1) Surface configuration has anti-skid structure.