CN203153916U

CN203153916U - Long bone fracture fixation forceps

Info

Publication number: CN203153916U
Application number: CN 201320025086
Authority: CN
Inventors: 程飞; 陈静
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-01-18
Filing date: 2013-01-18
Publication date: 2013-08-28
Anticipated expiration: 2023-01-18

Abstract

The utility model discloses a pair of long bone fracture fixation forceps. The long bone fracture fixation forceps are composed of a medical handle and a forceps rod assembly connected with the medical handle. The long bone fracture fixation forceps are characterized in that the medical handle is composed of a left handle body 2 and a right handle body 3, wherein the left handle body 2 and the right handle body 3 are connected in a rotating mode through a fixing bolt 4. Each of the two handle bodies is provided with fixed clamping teeth 1. The fixed clamping teeth 1 on the two handle bodies are mutually matched. The forceps rod assembly connected with the medical handle is composed of a left forceps rod 6 and a right forceps rod 5, wherein the left forceps rod 6 is of a bent arc shape, the right forceps rod 5 is of a straight rod shape, a positioning plate 9 is arranged at the front end of the left forceps rod 6, and a supporting plate 10 is arranged at the front end of the right forceps rod 5. Compared with the prior art, the long bone fracture fixation forceps have the advantages that thorn tips are densely distributed on a bent arc surface to facilitate fixation; the positioning plate is provided with holes to facilitate drilling and positioning; and the long bone fracture fixation forceps are simple in structure and capable of mitigating the pain of a patient.

Description

The long bone fracture fixation clamps

One, technical field:

This utility model belongs to medical apparatus and instruments, is specifically related to a kind of that use for the external fixation of fracture at the key position that is connected with epiphysis of long tube or make closure and wear before the intramedullary pin fixation clamps that temporary transient external fixation is used.

Two, background technology:

Bone divides long bone, short bone, flat bone, irregular bone by shape, and long bone long bone mainly is present in extremity, is elongated tubular.Can be divided into the one two ends.Body is named key again, its peripheral part eburnation, and central authorities are for holding the medullary cavity of bone marrow.Expand at two ends, is called epiphysis.The key position that is connected with epiphysis is circular-arc, and just as the shape of people's H﹠N, sclerotin is divided into two kinds of compact bone and spongy bones: compact bone matter is close and hard, and major part concentrates on key part; Spongy bone then is distributed in the two ends of long bone, and short texture is cellular, and the place of linking is one of modal fracture clinically.

At present, medical industry is to long bone fracture, and is during the treatment at the especially key position that is connected with epiphysis, commonly used to fixation clamps, main two hinged forming of tong arm by the X type, front end is as clamp, and the rear end is as handle, but in use, the size of fixation clamps jaw opening needs armrest wage adjustment joint, its shortcoming is the size of its opening and the fastening degree of fracture fixation is difficult to control, causes easily displacement again behind fracture two broken ends of fractured bone closed reductions, brings misery to patient; Also there is tong arm in the rear end that the tooth buckle structure is set, well solved the shortcoming of regulating clamp openings of sizes and the fastening degree of control, but in use, need the medical worker dominated by hand, when taking away as if handle, if run into tong arm because of carelessness, tooth is buckled under the external force of bump unclamps, have to again that clamping resets, postponed the time for the treatment of, increase medical worker's workload, also increased patient's misery simultaneously.

Three, summary of the invention: the purpose of this utility model provides a kind of at the key position that is connected with epiphysis, and is simple in structure, can control the long bone fracture fixation clamps of openings of sizes and fastening degree.

The technical solution of the utility model is: a kind of long bone fracture fixation clamps, it is made of medical handle and connected claw beam assembly, it is characterized in that described medical handle is made of left handle (2) and right handles (3), and be rotationally connected by set bolt (4), be provided with fixedly latch (1) on two handles, the fixedly latch (1) on two handles cooperatively interacts; The claw beam assembly that described and medical handle is connected is made of left claw beam (6) and right claw beam (5), wherein left claw beam (6) is the curved arc shape, right claw beam (5) is direct rod shape, and the front end of left claw beam (6) is provided with location-plate (9), and right claw beam (5) front end is provided with supporting plate (10).

Described location-plate (9) is rectangle, and one side inwardly is the curved arc shape, at the densely covered spinosity point (7) of curved arc face, and the location-plate (9) of wherein said left claw beam (6) of ining succession, position is provided with a circular hole (8) in the middle of it.

Described supporting plate (10) is rectangle, and one side outwardly is planar structure, and one side inwardly is the inclined-plane, is the curved arc shape, at the densely covered spinosity point (7) of curved arc face.

The characteristics that have with the prior art phase are:

1, densely covered spinosity point is convenient to fix on the curved arc face;

2, perforate on the location-plate, convenient boring location;

3, have simple in structurely, can alleviate the advantage of patient's misery.

Four, description of drawings:

Fig. 1 is plan structure sketch map of the present utility model;

Fig. 2 is side-looking structural representation of the present utility model.

Fig. 3 is the side-looking structural representation of this utility model location-plate

Wherein 1, fixedly latch 2, left handle 3, right handles 4, set bolt 5, right claw beam

6, left claw beam 7, thorn point 8, circular hole 9, location-plate 10, supporting plate

Five, the specific embodiment:

Come the technical solution of the utility model is described further below in conjunction with accompanying

drawing

1,2 and 3.

A kind of long bone fracture fixation clamps described in the utility model, it is made of medical handle and connected claw beam assembly, it is characterized in that described medical handle is made of left handle 2 and right handles 3, and be rotationally connected by set bolt 4, the fixedly latch 1 that is provided with on two handles on fixing 1, two handle of latch cooperatively interacts; The claw beam assembly that described and medical handle is connected is made of left claw beam 6 and right claw beam 5, and wherein left claw beam 6 is the curved arc shape, and right claw beam 5 is direct rod shape, and the front end of left claw beam 6 is provided with location-plate 9, and right claw beam 5 front ends are provided with supporting plate 10.

Described location-plate 9 is half cone-shaped, and one side inwardly is the curved arc shape, at the densely covered spinosity point 7 of curved arc face, and the location-plate 9 of the wherein said left claw beam 6 of ining succession, position is provided with a circular hole 8 in the middle of it.

Described supporting plate 10 is rectangle, one side outwardly is planar structure, and one side inwardly is the inclined-plane, is the curved arc shape, at the densely covered spinosity point 7 of curved arc face, owing to other tissue is arranged on the long bone, play anti-skidding, location and stressed effect by thorn point 7 densely covered on the curved arc face.

Concrete operations are as follows:

1, finger inserts in the finger button of left handle 2 and right handles 3 one ends, about interlace, unclamp fixedly latch 1, and rotate by set bolt 4 left claw beam 6 and right claw beam 5 are opened, extend into the both sides of the key and epiphysis junction of long tube;

2, right claw beam 5 is stretched into long bone below, this is because right claw beam 5 is direct rod shape, touch the lower end of bone by the thorn point 7 that gathers on the supporting plate 10 curved arc faces, play fixing, the effect of holding;

3 and left claw beam 6 because the stock of its curved arc shape can be regulated height because the key position that is connected with epiphysis is curved arc shape, location-plate 9 is convenient to be placed on the upper end of bone, can block;

4, the steel plate of perforate on the pad therebetween, chelating is latch 1 fixedly, and the location-plate 9 on the left claw beam 6 and the supporting plate 10 on the right claw beam 5 are just clamped the both sides of the key and epiphysis junction of the long tube that is lined with steel plate;

5, by the circular hole 8 on the location-plate 9, can carry out jewel hole and punch last self-tapping screw;

6, fixedly behind the upper steel plate, interlace again, unclamp fixedly latch 1, and rotate by set bolt 4 left claw beam 6 and right claw beam 5 are opened, extract out the key both sides with the epiphysis junction from long tube of location-plate 9, supporting plate 10, has finished to the tubular bone fracture external fixation or as closure and worn temporary transient external fixation process before the intramedullary pin.

The above is detailed description and the description of drawings of this utility model preferred embodiment; be not to limit this utility model; protection domain of the present utility model should be as the criterion with claim; embodiment and the approximate construction of the spirit variation similar with it of every this patent protection domain all should be contained among this utility model.

Claims

1. long bone fracture fixation clamps, it is made of medical handle and connected claw beam assembly, it is characterized in that described medical handle is made of left handle (2) and right handles (3), and be rotationally connected by set bolt (4), be provided with fixedly latch (1) on two handles, the fixedly latch (1) on two handles cooperatively interacts; The claw beam assembly that described and medical handle is connected is made of left claw beam (6) and right claw beam (5), wherein left claw beam (6) is the curved arc shape, right claw beam (5) is direct rod shape, and the front end of left claw beam (6) is provided with location-plate (9), and right claw beam (5) front end is provided with supporting plate (10).

2. long bone fracture fixation clamps according to claim 1, it is characterized in that described location-plate (9) is half cone-shaped, one side inwardly is the curved arc shape, at the densely covered spinosity point (7) of curved arc face, the location-plate (9) of wherein said left claw beam (6) of ining succession, position is provided with a circular hole (8) in the middle of it.

3. long bone fracture fixation clamps according to claim 1 is characterized in that described supporting plate (10) is rectangle, and one side outwardly is planar structure, and one side inwardly is the inclined-plane, is the curved arc shape, at the densely covered spinosity point (7) of curved arc face.