CN207912733U

CN207912733U - Nucleus pulposus clamp elasticity header structure

Info

Publication number: CN207912733U
Application number: CN201721042482.2U
Authority: CN
Inventors: 徐苗
Original assignee: HANGZHOU NANYU MEDICAL EQUIPMENT CO Ltd
Current assignee: HANGZHOU NANYU MEDICAL EQUIPMENT CO Ltd
Priority date: 2017-08-18
Filing date: 2017-08-18
Publication date: 2018-09-28
Anticipated expiration: 2027-08-18

Abstract

The utility model discloses nucleus pulposus clamp elasticity header structures, including the first clamp handle and the second clamp handle, the left end of first clamp handle and the second clamp handle has been respectively fixedly connected with claw beam and lower claw beam, and upper claw beam is flexibly connected with lower claw beam, the left end of the upper claw beam is provided with upper pliers plate, the left end of lower claw beam is provided with lower clamp piece, it is fixedly connected with opening spring on the inside of upper pliers plate and lower clamp piece, it offers card slot on the inside of upper pliers plate, the inside of lower clamp piece and is fixedly connected with the fixture block being used cooperatively with card slot positioned at the side for opening spring.The setting that the utility model passes through motion bar and second spring, facilitate and drives movable block movement, pass through the setting of movable block and the first spring, movable block movement can be driven to detach with the first groove when extension rod moves, dismounting and change is carried out to upper pliers plate and lower clamp piece, it is integral structure to solve nucleus pulposus clamp elastic head all simultaneously, the problem of can not being replaced when damaging, reduce service efficiency.

Description

Nucleus pulposus clamp elasticity header structure

Technical field

The utility model is related to the field of medical instrument technology, specially nucleus pulposus clamp elasticity header structure.

Background technology

In orthopedic medical device industry, nucleus pulposus clamp is that clinical operation is most common and the most useful orthopaedics tool, and with tooth Nucleus pulposus clamp is then one of the component of operation on vertebra most crux, and the nucleus pulposus clamp introduced currently on the market is all plain edition nucleus pulposus Pincers, do not increase toothed effect, head construction is common, is stung except power when stung in the course of surgery except nucleus pulposus in cutting edge road sequence Spend small, service life is short, and existing nucleus pulposus clamp elastic head is all integral structure, can not be replaced when damaging, drop Low service efficiency.

Utility model content

The purpose of this utility model is to provide nucleus pulposus clamp elasticity header structures, have nucleus pulposus clamp elastic head when damaging The advantages of being replaced, improve service efficiency, it is integral structure to solve nucleus pulposus clamp elastic head all, when damaging The problem of can not being replaced, reduce service efficiency.

To achieve the above object, the utility model provides the following technical solutions：Nucleus pulposus clamp elasticity header structure, including the first pincers The left end of handle and the second clamp handle, first clamp handle and the second clamp handle has been respectively fixedly connected with claw beam and lower claw beam, and upper pincers Bar is flexibly connected with lower claw beam, and the left end of the upper claw beam is provided with upper pliers plate, and the left end of the lower claw beam is provided with lower clamp piece, It has been fixedly connected with opening spring on the inside of the upper pliers plate and lower clamp piece, card slot is offered on the inside of the upper pliers plate, it is described The inside of lower clamp piece and be fixedly connected with the fixture block being used cooperatively with card slot positioned at the side for opening spring, the upper pliers plate and under The right end of clamp piece has been fixedly connected with extension rod, and extension rod each extends over the inside of supreme claw beam and lower claw beam, the extension One end of bar offers the first groove, and first groove is internally provided with movable block, and one end of movable block extends to The outside of one groove is simultaneously fixedly connected with the first spring, the described one end of first spring far from movable block respectively with upper claw beam and under The inside of claw beam is fixedly connected, the extension rod and corresponding first groove side offers the second groove, second groove It is internally provided with movable block, side of the movable block far from the second groove is fixedly connected with motion bar, and the motion bar is separate One end of movable block extends through claw beam and lower claw beam and the outside for extending to claw beam and lower claw beam, and the motion bar is located at The surface of internal one end is socketed with second spring, and one end of second spring is fixed with the inner wall of upper claw beam and lower claw beam connect respectively It connects.

Preferably, the side of the upper claw beam and lower claw beam is both provided with handle, and one end of the handle and motion bar is solid Fixed connection.

Preferably, the upper pliers plate and lower clamp piece are both provided with sawtooth, and sawtooth is mutually twisted setting.

Preferably, the inside of second groove is fixedly connected with clamp pad, and the clamp pad is in contact with movable block.

Preferably, one end of first clamp handle and the second clamp handle is both provided with finger ring set, and the finger ring set is respectively with the One clamp handle is fixedly connected with one end of the second clamp handle by fixing piece.

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

1, the utility model facilitates by the setting of motion bar and second spring and drives movable block movement, pass through movable block With the setting of the first spring, movable block movement can be driven to be detached with the first groove to upper pliers plate and lower pincers when extension rod moves Piece carries out dismounting and change, while it is integral structure to solve nucleus pulposus clamp elastic head all, can not be replaced when damaging, drop The problem of low service efficiency.

2, the utility model is convenient that motion bar is adjusted by the setting of handle, can be with by the setting of clamp pad Upper pliers plate and lower clamp piece can be increased by the setting of card slot and fixture block by increasing the stability that movable block is contacted with the second groove Convenience when use increases fitness, and the setting covered by finger ring is convenient that nucleus pulposus clamp is operated and used, and passes through saw The setting of tooth improves working efficiency convenient for using patient.

Description of the drawings

FIG. 1 is a schematic structural view of the utility model.

Fig. 2 is the partial structurtes enlarged diagram of the utility model A.

In figure：1 first clamp handle, 2 second clamp handles, springs, 8 are opened in claw beam, 4 times claw beams, 5 upper pliers plates, 6 times clamp pieces, 7 on 3 Card slot, 9 fixture blocks, 10 extension rods, 11 first grooves, 12 movable blocks, 13 first springs, 14 second grooves, 15 movable blocks, 16 activities Bar, 17 second springs, 18 handles, 19 sawtooth, 20 clamp pads, 21 finger ring sets.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe.

Please refer to Fig.1-2, nucleus pulposus clamp elasticity header structure, including the first clamp handle 1 and the second clamp handle 2, the first clamp handle 1 and second One end of clamp handle 2 is both provided with finger ring set 21, and the one end of finger ring set 21 respectively with the first clamp handle 1 and the second clamp handle 2 passes through fixation Part is fixedly connected, convenient that nucleus pulposus clamp is operated and used by the setting of finger ring set 21, the first clamp handle 1 and the second clamp handle 2 Left end be respectively fixedly connected with claw beam 3 and lower claw beam 4, the side of upper claw beam 3 and lower claw beam 4 is both provided with handle 18, Hand 18 is fixedly connected with one end of motion bar 16, convenient that motion bar 16 is adjusted by the setting of handle 18, and upper claw beam 3 are flexibly connected with lower claw beam 4, and the left end of upper claw beam 3 is provided with upper pliers plate 5, and upper pliers plate 5 and lower clamp piece 6 are both provided with sawtooth 19, And sawtooth 19 is mutually twisted setting, by the setting of sawtooth 19, convenient for using patient, improves working efficiency, lower claw beam 4 Left end be provided with lower clamp piece 6, the inside of upper pliers plate 5 and lower clamp piece 6, which has been fixedly connected with, opens spring 7, the inside of upper pliers plate 5 It offers card slot 8, the inside of lower clamp piece 6 and is fixedly connected with the fixture block being used cooperatively with card slot 8 positioned at the side for opening spring 7 9, by the setting of card slot 8 and fixture block 9, convenience when upper pliers plate 5 and the use of lower clamp piece 6 can be increased, increase fitness, on The right end of clamp piece 5 and lower clamp piece 6 has been fixedly connected with extension rod 10, and extension rod 10 each extends over supreme claw beam 3 and lower claw beam 4 Inside, one end of extension rod 10 offers the first groove 11, and the first groove 11 is internally provided with movable block 12, and movable block 12 one end extends to the outside of the first groove 11 and is fixedly connected with the first spring 13, and the first spring 13 is far from movable block 12 One end is fixedly connected with the inside of upper claw beam 3 and lower claw beam 4 respectively, and extension rod 10 and corresponding first groove, 11 side offer the The inside of two grooves 14, the second groove 14 is fixedly connected with clamp pad 20, and clamp pad 20 is in contact with movable block 15, passes through clamping The setting of pad 20, can increase the stability that movable block 15 is contacted with the second groove 14, and the second groove 14 is internally provided with shifting Motion block 15, side of the movable block 15 far from the second groove 14 are fixedly connected with motion bar 16, and motion bar 16 is far from movable block 15 One end extends through claw beam 3 and lower claw beam 4 and the outside for extending to claw beam 3 and lower claw beam 4, motion bar 16 internally positioned one The surface at end is socketed with second spring 17, and one end of second spring 17 is fixed with the inner wall of upper claw beam 3 and lower claw beam 4 connect respectively It connects, by the setting of motion bar 16 and second spring 17, facilitates and movable block 15 is driven to move, pass through movable block 12 and the first spring 13 setting can drive the movement of movable block 12 to be detached to upper pliers plate 5 and lower pincers with the first groove 11 when extension rod 10 moves Piece 6 carries out dismounting and change, while it is integral structure to solve nucleus pulposus clamp elastic head all, can not be replaced when damaging, The problem of reducing service efficiency.

In use, when needing to replace upper pliers plate 5 and lower clamp piece 6, motion bar 16 is pulled to move by handle 18, It drives second spring 17 to shrink simultaneously, so that movable block 15 is detached with the second groove 14, extension rod 10 is removed to 3 He of claw beam respectively Then movable block 12 drives the contraction of the first spring 13 to be detached with the first groove 11 for the inside of lower claw beam 4, is moved to extension rod 10 It is dynamic, the dismounting to upper pliers plate 5 and lower clamp piece 6 is completed, finally moves the extension rod 10 of upper pliers plate 5 and lower clamp piece 6 new after replacement The inside of dynamic supreme claw beam 3 and lower claw beam 4, unclamps handle 18, and motion bar 16 and movement are driven by the tension of second spring 17 The movement of block 15 is fixed the side of extension rod 10 by the second groove 14, and the first spring 13 drives movable block 12 to pass through first The other side of extension rod 10 is fixed in groove 11.

In summary：The nucleus pulposus clamp elasticity header structure passes through extension rod 10, the first groove 11, movable block 12, the first spring 13, the cooperation of the second groove 14, movable block 15, motion bar 16 and second spring 17, it is one to solve nucleus pulposus clamp elastic head all Structure, the problem of can not be replaced when damaging, reduce service efficiency.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims

1. nucleus pulposus clamp elasticity header structure, including the first clamp handle（1）With the second clamp handle（2）, it is characterised in that：First clamp handle （1）With the second clamp handle（2）Left end be respectively fixedly connected with claw beam（3）With lower claw beam（4）, and upper claw beam（3）With lower claw beam （4）Flexible connection, the upper claw beam（3）Left end be provided with upper pliers plate（5）, the lower claw beam（4）Left end be provided with lower pincers Piece（6）, the upper pliers plate（5）With lower clamp piece（6）Inside be fixedly connected with opening spring（7）, the upper pliers plate（5）It is interior Side offers card slot（8）, the lower clamp piece（6）Inside and positioned at open spring（7）Side be fixedly connected with and card slot（8） The fixture block being used cooperatively（9）, the upper pliers plate（5）With lower clamp piece（6）Right end be fixedly connected with extension rod（10）, and extend Bar（10）Each extend over supreme claw beam（3）With lower claw beam（4）Inside, the extension rod（10）One end offer the first groove （11）, first groove（11）Be internally provided with movable block（12）, and movable block（12）One end extend to the first groove （11）Outside and be fixedly connected with the first spring（13）, first spring（13）Far from movable block（12）One end respectively with Upper claw beam（3）With lower claw beam（4）Inside be fixedly connected, the extension rod（10）And corresponding first groove（11）Side offers Second groove（14）, second groove（14）Be internally provided with movable block（15）, the movable block（15）It is recessed far from second Slot（14）Side be fixedly connected with motion bar（16）, the motion bar（16）Far from movable block（15）One end extend through Claw beam（3）With lower claw beam（4）And extend to claw beam（3）With lower claw beam（4）Outside, the motion bar（16）Internally positioned one The surface at end is socketed with second spring（17）, and second spring（17）One end respectively with upper claw beam（3）With lower claw beam（4）It is interior Wall is fixedly connected.

2. nucleus pulposus clamp elasticity header structure according to claim 1, it is characterised in that：The upper claw beam（3）With lower claw beam（4） Side be both provided with handle（18）, the handle（18）With motion bar（16）One end be fixedly connected.

3. nucleus pulposus clamp elasticity header structure according to claim 1, it is characterised in that：The upper pliers plate（5）With lower clamp piece（6） It is both provided with sawtooth（19）, and sawtooth（19）It is mutually twisted setting.

4. nucleus pulposus clamp elasticity header structure according to claim 1, it is characterised in that：Second groove（14）Inside it is solid Surely it is connected with clamp pad（20）, the clamp pad（20）With movable block（15）It is in contact.

5. nucleus pulposus clamp elasticity header structure according to claim 1, it is characterised in that：First clamp handle（1）With the second pincers Handle（2）One end be both provided with finger ring set（21）, the finger ring set（21）Respectively with the first clamp handle（1）With the second clamp handle（2）'s One end is fixedly connected by fixing piece.