CN212661908U

CN212661908U - Calcaneus fracture reduction forceps

Info

Publication number: CN212661908U
Application number: CN202020457706.1U
Authority: CN
Inventors: 李磊; 叶禾; 兰家平; 阳波; 米宁; 王志强
Original assignee: Suining Central Hospital
Current assignee: Suining Central Hospital
Priority date: 2020-04-01
Filing date: 2020-04-01
Publication date: 2021-03-09
Anticipated expiration: 2030-04-01

Abstract

The utility model discloses a calcaneal fracture reduction forceps, including the left pincers body and the right pincers body that articulate each other, the one end of the left pincers body and the right pincers body is provided with operating handle, the other end is provided with left clamping handle and right clamping handle respectively, wherein left clamping handle is square or oval, right clamping handle is oval or square, during the use, the clamping handle that the appearance is square centre gripping calcaneus outside, oval clamping handle is then centre gripping calcaneus inboard, because the special structure of human calcaneus, left clamping handle and right clamping handle all can be with the better laminating of human tissue, thereby increase the area of contact of left clamping handle and right clamping handle and human, reduce the pressure that the human tissue of unit area received, avoid the tissue to be damaged by reduction forceps, lead to the tissue necrosis even, alleviate patient's misery, shorten patient's recovery time; simultaneously, the left clamp body and the right clamp body are fixed through the fastening nut, so that looseness in the use process is avoided, and the use is more reliable and stable.

Description

Calcaneus fracture reduction forceps

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to calcaneum fracture pincers that reset.

Background

At present, after the human calcaneus is fractured, an incision is generally made on the outer side surface of a heel, then a fixing steel plate and a steel nail are used for connecting the calcaneus, in the operation process, the calcaneus needs to be clamped and fixed through a reduction forceps, but the outer side surface of the human calcaneus is relatively flat, the inner side surface (the thumb side) of the human calcaneus is provided with a right pit, the existing reduction forceps are well attached to the outer side of the human calcaneus, but are relatively poor attached to the inner side of the human calcaneus, so that in the clamping process, the contact area of the reduction forceps and human tissues is too small, the tissues are easily crushed, even necrotized, and later-stage.

SUMMERY OF THE UTILITY MODEL

Human tissue is wounded easily to existence among the prior art, prolongs patient recovery time's defect, the utility model discloses a calcaneum fracture pincers that reset adopts the utility model discloses can be better protect human tissue in the operation, avoid it to be crushed by the pincers, can alleviate patient's misery, shorten patient's recovery time simultaneously.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

the utility model provides a calcaneum fracture pincers that reset, includes the left pincers body and the right pincers body of mutual articulated, and one side of the left side pincers body and the right pincers body is provided with operating handle, and the other end is provided with left clamping handle and right clamping handle of mutually supporting, its characterized in that: the left clamping handle is oval or square, the right clamping handle is square or oval, and when the left clamping handle or the right clamping handle is oval, the clamping surface of the left clamping handle or the right clamping handle is oval and protrudes outwards; the left clamp body and the right clamp body are both provided with adjusting wheels, an adjusting rod is also arranged between the left clamp body and the right clamp body, and the adjusting rod is provided with a sliding groove matched with the adjusting wheels; and the adjusting wheel is also provided with a locking nut.

Preferably, the sliding groove is a waist-shaped hole with a stepped cross section.

Preferably, the clamping surfaces of the left clamping handle or the right clamping handle are provided with anti-skidding teeth.

Preferably, the left clamping handle or the right clamping handle is square, and the clamping surface of the left clamping handle or the right clamping handle is connected with the side surface through an arc transition surface.

Preferably, the left clamping handle is hinged with the left pliers body through a connecting pin, and the right clamping handle is hinged with the right pliers body through a connecting pin;

preferably, the left clamping handle is connected with the left pliers body, and the right clamping handle is connected with the right pliers body through a universal joint.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model comprises a left clamp body and a right clamp body which are hinged with each other, one end of the left clamp body and one end of the right clamp body are provided with an operating handle, the other end are respectively provided with a left clamping handle and a right clamping handle, wherein the left clamping handle is square or elliptical, the right clamping handle is elliptical or square, and when the left clamping handle or the right clamping handle is elliptical, the clamping surface is in an ellipsoid shape protruding outwards, when in use, the clamping handle with a square shape clamps the outer side of the calcaneus, the oval clamping handle clamps the inner side of the calcaneus, because of the special structure of the human calcaneus, the left clamping handle and the right clamping handle can be better jointed with human tissues, thereby increasing the contact area of the left clamping handle and the right clamping handle with the human body, reducing the pressure on the human tissue in unit area, avoiding the tissue from being damaged by the clamp of the reset forceps, even leading to tissue necrosis, relieving the pain of the patient and shortening the recovery time of the patient; simultaneously, the quick adjustment of the left forceps body and the right forceps body is realized through the matching of the adjusting wheel and the adjusting rod, and the left forceps body and the right forceps body are fixed in real time after being adjusted in place, so that the stable clamping and fixing state can be ensured, and the working strength of medical personnel is reduced.

2. The utility model discloses a spout is transversal waist type hole of personally submitting the stairstepping, conveniently hides whole regulation pole with axis of rotation and regulating wheel, avoids because of the naked fish tail patient health tissue of part, improve equipment's security and reliability

3. The utility model discloses all be provided with anti-skidding tooth on the clamping face of left centre gripping handle and right centre gripping handle, increase the frictional force between the pincers body and the human body, improve the stability of pincers and human support centre gripping that resets, avoid in the use because of taking place to slide hard too greatly, use more reliably.

4. The utility model discloses a left centre gripping handle or right centre gripping handle are square, link to each other through the circular arc transition face between its clamping face and the side, reduce the sharpness of centre gripping handle through the circular arc transition face, avoid too sharp-pointed part to hurt human tissue in the use, cause the unnecessary damage, and then prolong patient's recovery time.

5. The utility model discloses a it is articulated through the connecting pin between the left side grip handle and the left side pincers body, it is articulated through the connecting pin between the right side grip handle and the right side pincers body, or between left side grip handle and the left side pincers body, link to each other through the universal joint between the right side grip handle and the right side pincers body, it links to each other for articulated between the left side grip handle and the left side pincers body, be connected for articulated between the right side grip handle and the right side pincers body, adjust the deflection angle of left grip handle and right grip handle in a flexible way as required in the use, human calcaneus that can laminate more of left side grip handle and right grip handle, the pincers that reset can adapt to the needs of various complicated operation environment, avoid injury human tissue in the operation process.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of part A of the present invention;

FIG. 3 is a schematic view of the structure of the adjusting lever of the present invention;

FIG. 4 is a schematic view of the oval clamping handle of the present invention;

fig. 5 is a schematic structural view of embodiment 2 of the present invention;

FIG. 6 is an enlarged schematic view of the part B of the present invention;

reference numerals: 1. the left forceps body, 2, the right forceps body, 3, an operating handle, 4, a left clamping handle, 5, a right clamping handle, 6, an adjusting wheel, 7, an adjusting rod, 8, a sliding groove, 9, a locking nut, 10, a clamping surface, 11, an anti-skidding tooth, 12, an arc transition surface, 13, a connecting pin, 14, a universal joint, 15 and a rotating shaft.

Detailed Description

The present invention will be further explained by the following embodiments:

embodiment mode 1

As a preferred embodiment of the present invention, the present invention discloses a calcaneal fracture reduction forceps, the specific structure of which is shown in fig. 1 to 4, including a left forceps body 1 and a right forceps body 2, the left forceps body 1 and the right forceps body 2 are hinged by a connecting pin 12, one side of the left forceps body 1 and one side of the right forceps body 2 are both provided with an operating handle 3 for medical personnel to operate the reduction forceps, and the other end is respectively provided with a left clamping handle 4 and a right clamping handle 5, wherein the left clamping handle 4 is square, the right clamping handle 5 is oval, or the left clamping handle 4 is oval, the right clamping handle 5 is square, wherein the left clamping handle 4 is square, and the right clamping handle 5 is oval, and is mainly used for the left leg of a patient, otherwise, it is used for the right leg; when the left clamping handle 4 or the right clamping handle 5 is oval, the cross section of the clamping handle is as shown in fig. 3, and the clamping surface 10 is in an oval shape protruding outwards; meanwhile, the clamping surfaces 10 of the left clamping handle 4 and the right clamping handle 5 are both provided with anti-skidding teeth 11, and the clamping surfaces 10 of the clamping handles with square shapes are connected with the side surfaces through arc transition surfaces 12; the left clamping handle 4 is hinged to the left clamp body 1 through a connecting pin 13, and the right clamping handle 5 is hinged to the right clamp body 2 through the connecting pin 13.

A rotating shaft 15 is fixedly arranged on the outer sides of the left forceps body 1 and the right forceps body 2, an adjusting wheel is fixedly arranged at the front end of the rotating shaft, an adjusting rod 7 is arranged between the left forceps body 1 and the right forceps body 2, a sliding groove 8 is arranged on the adjusting rod 7, the sliding groove 8 is a stepped hole, the large opening end of the stepped hole faces outwards, the inner surface of the stepped hole is attached to the adjusting wheel 7, and the small opening end of the stepped hole is arranged inwards and used for placing the rotating shaft; simultaneously spout 8 is waist type hole setting to guarantee its both ends and regulating wheel 7's laminating performance, the top of pivot 15 is still screwed connection has the locking nut 9 that is used for locking regulating wheel 7.

Embodiment mode 2

This embodiment is regarded as the utility model discloses a still another preferred embodiment, it discloses a calcaneum fracture pincers that reset, and concrete structure is as shown in fig. 3, fig. 5 and fig. 6, including left pincers body 1 and right pincers body 2, left side pincers body 1 and right pincers body 2 realize articulated linking to each other through connecting pin 13, and the one end of left side pincers body 1 and right pincers body 2 is provided with left clamping handle 4 and right clamping handle 5 respectively, link to each other through universal joint 14 between left side clamping handle 4 and the left pincers body 1, link to each other through universal joint 14 between the right clamping handle 5 and the right pincers body 2 to guarantee that left clamping handle 4 and right clamping handle 5 can rotate the regulation as required at will.

When the reduction forceps are used, the outer side surface of the calcaneus is clamped by the square clamping handle, the inner side surface of the calcaneus (the calcaneus on one side of the thumb) is clamped by the oval clamping handle, and due to the special structure of the human calcaneus, the oval clamping handle positioned on the inner side can be ensured to be more attached to the inner side of the calcaneus, so that the contact area between the clamping handle and the calcaneus of a person is increased, the pressure intensity received by a unit area is reduced, tissues are prevented from being clamped by the reduction forceps, even tissue necrosis is caused, the pain of a patient is relieved, and the recovery time of the patient is shortened; simultaneously, the left clamp body and the right clamp body are fixed in position by adjusting the screw rod and the fastening nut, so that looseness in the use process is avoided, and the use is more reliable and stable.

Claims

1. The utility model provides a calcaneum fracture pincers that reset, includes the left pincers body (1) and the right pincers body (2) of mutual articulated, and one side of the left side pincers body (1) and the right pincers body (2) is provided with operating handle (3), and the other end is provided with left centre gripping handle (4) and right centre gripping handle (5) of mutually supporting, its characterized in that: the left clamping handle (4) is oval or square, the right clamping handle (5) is square or oval, and when the left clamping handle (4) or the right clamping handle (5) is oval, the clamping surface of the left clamping handle is oval and protrudes outwards; the left clamp body (1) and the right clamp body (2) are both provided with adjusting wheels (6), an adjusting rod (7) is further arranged between the left clamp body (1) and the right clamp body (2), and the adjusting rod (7) is provided with a sliding groove (8) matched with the adjusting wheels (6); and the adjusting wheel (6) is also provided with a locking nut (9).

2. The calcaneus fracture reduction forceps of claim 1, wherein: the sliding groove (8) is a waist-shaped hole with a stepped cross section.

3. The calcaneus fracture reduction forceps of claim 1, wherein: and the clamping surfaces (10) of the left clamping handle (4) or the right clamping handle (5) are provided with anti-skidding teeth (11).

4. The calcaneus fracture reduction forceps of claim 1, wherein: the left clamping handle (4) or the right clamping handle (5) is square, and a clamping surface (10) of the clamping handle is connected with the side surface through an arc transition surface (12).

5. The calcaneus fracture reduction forceps of claim 1, wherein: the left clamping handle (4) is hinged with the left clamp body (1) through a connecting pin (13), and the right clamping handle (5) is hinged with the right clamp body (2) through a connecting pin (13).

6. The calcaneus fracture reduction forceps of claim 1, wherein: the left clamping handle (4) is connected with the left clamp body (1), and the right clamping handle (5) is connected with the right clamp body (2) through a universal joint (14).