CN210998283U

CN210998283U - Three-jaw type orthopedics experiment pincers

Info

Publication number: CN210998283U
Application number: CN201921547123.1U
Authority: CN
Inventors: 毛兴佳
Original assignee: Second Hospital of Shanxi Medical University
Current assignee: Second Hospital of Shanxi Medical University
Priority date: 2019-09-17
Filing date: 2019-09-17
Publication date: 2020-07-14
Anticipated expiration: 2029-09-17

Abstract

The utility model discloses a three-jaw type orthopedics experiment pincers, including first pincers handle, second pincers handle, first pincers claw, second pincers claw and third pincers claw, first pincers handle be the cross-type articulated with the second pincers handle, first pincers claw fixed with the one end of first pincers handle, second pincers claw and third pincers claw be horizontal parallel and be that the second pincers handle is fixed, first pincers claw, second pincers claw and third pincers claw all be axial parallel arrangement with first pincers handle and second pincers handle, the utility model has the advantages of reasonable design, in actual orthopedics experiment, conveniently carry out vertically and horizontal bone holding, can carry out the adaptation simultaneously and adjust, be convenient for realize the bone holding operation of different footpaths in the orthopedics experiment.

Description

Three-jaw type orthopedics experiment pincers

Technical Field

The utility model relates to a three-jaw type orthopedics experiment pincers.

Background

Orthopedics is one of the most common departments in all hospitals, and mainly studies the anatomy, physiology and pathology of the skeletal muscle system, and maintains and develops the normal form and function of the system by using medicines, operations and physical methods. With the change of times and society, the orthopedic injury spectrum has obvious changes, for example, diseases such as osteoarticular tuberculosis, osteomyelitis, poliomyelitis and the like are obviously reduced, and the injuries caused by traffic accidents are obviously increased. The change of the orthopedic injury spectrum requires the orthopedics to be advanced with time.

Often need carry out centre gripping fixed operation to the bone in orthopedics medical experiment, the operation pliers in current laboratory generally adopts both sides clamping structure, can not carry out fine fixed to the bone, especially when needing to carry out vertical centre gripping with the bone, traditional operation pliers can't realize, simultaneously in orthopedics experiment, need handle different organisms and not unidimensional size and cross sectional shape's pliers, traditional pliers also can not be fine carry out effectual fixing.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provide a three-jaw orthopedic experimental forceps with reasonable structural design.

The utility model provides a technical scheme that above-mentioned problem adopted is: the utility model provides a three-jaw type orthopedics experiment pincers, includes first pincers handle, second pincers handle, first claw, second claw and third claw, first pincers handle be the fork articulated with the second pincers handle, first claw fixed with the one end of first pincers handle, second claw and third claw be horizontal parallel and be that the second pincers handle is fixed, first claw, second claw and third claw all be axial parallel arrangement with first pincers handle and second claw, first claw, second claw and third claw on all the cover be equipped with the tong teeth cover, the lateral wall face of tong teeth cover be provided with the tong teeth, the tong teeth cover fix on corresponding first claw, second claw and third claw through the fixed pin that the lateral wall face set up.

Further: second claw and third claw be perpendicular setting on fixed horizontal pole, the one end of first claw, second claw and third claw all be provided with first lantern ring, the lantern ring cover of second claw and third claw establish on fixed horizontal pole and fixed through the fixed pin that sets up at first lantern ring wall, the one end of second pincers handle be provided with the second lantern ring, fixed horizontal pole cover establish on the second lantern ring and fixed through the fixed pin that sets up at second lantern ring wall, the one end of first pincers handle be provided with the fixed axle, the first lantern ring cover of first claw establish on the fixed axle and fixed through the fixed pin that its first lantern ring wall set up.

Further: the fixed axle of first pincers handle be connected through first telescopic link and first pincers handle, the one end and the fixed axle of first telescopic link fixed, the other end of first telescopic link slides and sets up in the first flexible cavity that first pincers handle one end set up and fixed pin through first pincers handle wall setting is fixed, the second lantern ring pass through the second telescopic link and be connected with the second pincers handle, the one end and the second lantern ring of second telescopic link fixed, the other end of second telescopic link slides and sets up in the flexible cavity of second that second pincers handle one end set up and fixed pin through second pincers handle wall setting is fixed.

Further: and the wall surfaces of the other ends of the first forceps handle and the second forceps handle are provided with anti-skidding rubber sleeves.

Further: the fixed plate that is provided with of second pincers handle, the fixed plate be provided with the arc wall, the arc point of arc wall is concentric with the pin joint of first pincers handle and second pincers handle, fastening bolt spare wears to establish the through-hole cooperation connection of arc wall and first pincers handle respectively and makes first pincers handle and second pincers handle position fixed.

Compared with the prior art, the utility model, have following advantage and effect: structural design is reasonable, in the orthopedics experiment of reality, conveniently carries out vertically and transversely holds the bone, can carry out the many first adaptation simultaneously and adjust, is convenient for realize the operation of holding the bone of different chi footpaths in the orthopedics experiment.

Drawings

Fig. 1 is a schematic structural view of a three-jaw orthopedic experimental forceps according to an embodiment of the present invention.

Fig. 2 is a schematic view of a connection structure of a fixing pin according to an embodiment of the present invention.

Fig. 3 is a schematic view of a connection structure of a fixing bolt according to an embodiment of the present invention.

Fig. 4 is a schematic view of the bone holding operation of bones with different ulnar diameters according to the embodiment of the present invention.

The reference numbers of the attached drawings are a first clamp handle 11, a second clamp handle 12, a first clamp claw 21, a second clamp claw 22, a third clamp claw 23, a clamp tooth sleeve 24, a fixing pin 31, a fixing cross rod 32, a first sleeve ring 33, a second sleeve ring 34, a fixing shaft 35, a first telescopic rod 13, a second telescopic rod 14, an anti-skid rubber sleeve 15, a fixing plate 16, an arc-shaped groove 17, a fastening bolt 18 and a bone 4.

Detailed Description

The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not intended to limit the present invention.

Referring to fig. 1 to 4, the three-jaw orthopedic experimental forceps of this embodiment includes a first forceps handle 11, a second forceps handle 12, a first forceps jaw 21, a second forceps jaw 22, and a third forceps jaw 23, where the first forceps handle 11 is hinged to the second forceps handle 12 in an intersecting manner, the first forceps jaw 21 is fixed to one end of the first forceps handle 11, the second forceps jaw 22 and the third forceps jaw 23 are fixed to the second forceps handle 12 in a horizontal parallel manner, the first forceps jaw 21, the second forceps jaw 22, and the third forceps jaw 23 are all axially parallel to the first forceps handle 11 and the second forceps handle 12, the first forceps jaw 21, the second forceps jaw 22, and the third forceps jaw 23 are all sleeved with a forceps tooth sleeve 24, side wall surfaces of the forceps tooth sleeve 24 are provided with forceps teeth, the forceps tooth sleeve 24 is fixed to the corresponding first forceps jaw 21, second forceps jaw 22, and third forceps jaw 23 by a fixing pin 31 provided on the side wall surfaces, in this embodiment, adopt this device to be used for the fixed bone 4 of centre gripping to be convenient for the operation of experiment in laboratory orthopedics experiment, adopt the three-jaw structure, guaranteed the stability in holding the bone operation, can transversely hold the bone and vertically hold the bone, especially vertically hold the bone, the accessible is adjusted the contact position and the angle of pincers tooth cover 24 and bone 4 side for find stable angle face and fix, guaranteed the stability of holding the bone.

In this embodiment, the second jaw 22 and the third jaw 23 are vertically disposed on the fixed cross bar 32, one end of each of the first jaw 21, the second jaw 22 and the third jaw 23 is provided with a first collar 33, collars of the second jaw 22 and the third jaw 23 are sleeved on the fixed cross bar 32 and fixed by a fixing pin 31 disposed on a wall surface of the first collar 33, one end of the second handle 12 is provided with a second collar 34, the fixed cross bar 32 is sleeved on the second collar 34 and fixed by a fixing pin 31 disposed on a wall surface of the second collar 34, one end of the first handle 11 is provided with a fixing shaft 35, the first collar 33 of the first jaw 21 is sleeved on the fixing shaft 35 and fixed by a fixing pin 31 disposed on a wall surface of the first collar 33, in this embodiment, an adjusting structure of a distance between the second jaw 22 and the third jaw 23 is added, the second jaw 22 and the third jaw 23 can be fixed by the corresponding fixing pin 31 through the sliding of the first lantern ring 33 on the fixing cross bar 32, the fixing structure of the fixing pin 31 is as shown in fig. 2, the fixing pin 31 is attached to the corresponding inner wall surface to achieve the fastening purpose, and the structure matched with the rotation adjustment of the gear sleeve 24 is added to adjust and clamp the bones 4 with different shapes and sections.

In this embodiment, the fixing shaft 35 of the first forceps handle 11 is connected to the first forceps handle 11 through the first telescopic rod 13, one end of the first telescopic rod 13 is fixed to the fixing shaft 35, the other end of the first telescopic rod 13 is slidably disposed in a first telescopic cavity formed at one end of the first forceps handle and is fixed to the fixing pin 31 formed on the wall surface of the first forceps handle, the second sleeve ring 34 is connected to the second forceps handle 12 through the second telescopic rod 14, one end of the second telescopic rod 14 is fixed to the second sleeve ring 34, the other end of the second telescopic rod 14 is slidably disposed in a second telescopic cavity formed at one end of the second forceps handle and is fixed to the fixing pin 31 formed on the wall surface of the second forceps handle, in this embodiment, distance adjustment between the first forceps handle and the second and third forceps handles is specifically provided, and by using a telescopic structure, the distance between the first forceps handle and the second and third handles is increased, and simultaneously, clamping and fixing the bone to adapt to the large bone.

In this embodiment, the other end wall surfaces of the first forceps handle 11 and the second forceps handle 12 are provided with anti-slip rubber sleeves 15 for preventing slipping during the clamping operation.

In this embodiment, the fixing plate 16 is fixedly disposed on the second forceps handle, the fixing plate 16 is provided with an arc-shaped groove 17, an arc point of the arc-shaped groove 17 is concentric with a hinge point of the first forceps handle and the second forceps handle, and the fastening bolt 18 is respectively connected with the arc-shaped groove 17 and the through hole of the first forceps handle in a matched manner, so that the positions of the first forceps handle and the second forceps handle are fixed.

The above description in this specification is merely illustrative of the present invention. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a three-jaw type orthopedics experiment pincers which characterized in that: including first pincers handle, second pincers handle, first claw, second claw and third claw, first pincers handle be the fork type with the second pincers handle articulated, first claw fixed with the one end of first pincers handle, second claw and third claw be horizontal parallel and be that the second pincers handle is fixed, first claw, second claw and third claw all be axial parallel arrangement with first pincers handle and second claw, first claw, second claw and third claw on all overlap and be equipped with the tong teeth cover, the lateral wall face of tong teeth cover be provided with the tong teeth, the tong teeth cover fix on corresponding first claw, second claw and third claw through the fixed pin that the lateral wall face set up.

2. The three-jaw orthopaedic laboratory forceps according to claim 1, characterized in that: second claw and third claw be perpendicular setting on fixed horizontal pole, the one end of first claw, second claw and third claw all be provided with first lantern ring, the lantern ring cover of second claw and third claw establish on fixed horizontal pole and fixed through the fixed pin that sets up at first lantern ring wall, the one end of second pincers handle be provided with the second lantern ring, fixed horizontal pole cover establish on the second lantern ring and fixed through the fixed pin that sets up at second lantern ring wall, the one end of first pincers handle be provided with the fixed axle, the first lantern ring cover of first claw establish on the fixed axle and fixed through the fixed pin that its first lantern ring wall set up.

3. The three-jaw orthopaedic laboratory forceps according to claim 2, characterized in that: the fixed axle of first pincers handle be connected through first telescopic link and first pincers handle, the one end and the fixed axle of first telescopic link fixed, the other end of first telescopic link slides and sets up in the first flexible cavity that first pincers handle one end set up and fixed pin through first pincers handle wall setting is fixed, the second lantern ring pass through the second telescopic link and be connected with the second pincers handle, the one end and the second lantern ring of second telescopic link fixed, the other end of second telescopic link slides and sets up in the flexible cavity of second that second pincers handle one end set up and fixed pin through second pincers handle wall setting is fixed.

4. The three-jaw orthopaedic laboratory forceps according to claim 1, characterized in that: and the wall surfaces of the other ends of the first forceps handle and the second forceps handle are provided with anti-skidding rubber sleeves.

5. The three-jaw orthopaedic laboratory forceps according to claim 1, characterized in that: the fixed plate that is provided with of second pincers handle, the fixed plate be provided with the arc wall, the arc point of arc wall is concentric with the pin joint of first pincers handle and second pincers handle, fastening bolt spare wears to establish the through-hole cooperation connection of arc wall and first pincers handle respectively and makes first pincers handle and second pincers handle position fixed.