CN211022825U

CN211022825U - Rib struts drawing of patterns device

Info

Publication number: CN211022825U
Application number: CN201921349471.8U
Authority: CN
Inventors: 廖连平
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-20
Filing date: 2019-08-20
Publication date: 2020-07-17
Anticipated expiration: 2029-08-20

Abstract

The utility model discloses a rib opening and mold taking device, which comprises a first embedding and pressing handle and a second embedding and pressing handle which are arranged relatively, a first pin joint part arranged at the front end of the inner side of the first embedding and pressing handle, a second pin joint part arranged at the front end of the inner side of the second embedding and pressing handle and connected with the first pin joint part by a pin shaft, a second jaw part arranged at the front end part of the first embedding and pressing handle and the top part of which is arc-shaped, a first jaw part arranged at the front end part of the second embedding and pressing handle and the top part of which is arc-shaped, a first jaw part arranged between the first jaw part and the second jaw part and formed by the inner walls of the first jaw part and the second jaw part together to form a cone-shaped peephole, a first jaw-shaped hook arranged at the bottom of the second jaw part and formed integrally with the second jaw part, and a second jaw-shaped hook which is arranged at the bottom of the first jaw part and is integrally formed with the first jaw part. Through the proposal, the utility model has the advantages of simple structure, simple operation, strut reliably, etc.

Description

Rib struts drawing of patterns device

Technical Field

The utility model belongs to the technical field of the medical instrument technique and specifically relates to a rib struts drawing die device.

Background

In thoracic surgery, it is often necessary to open between the ribs. The traditional rib opening device adopts a gear adjusting mode, such as Chinese utility model patent with the patent application number of '201420701065.4' and the name of 'rib opening closer', and comprises a mounting plate, a fixed opening arm and a movable opening arm which are arranged on the mounting plate; the detachable fixed spreading extension arm is arranged on the fixed spreading arm, and the detachable movable spreading extension arm is arranged on the movable spreading arm; the fixed spreading extending arm is provided with a rotatable fixed extending arm rib drag hook, and the movable spreading extending arm is provided with a rotatable movable extending arm rib drag hook. The technology has the following defects:

firstly, the structure is complex, and the mounting and dismounting process is complex;

secondly, the expanding operation is time-consuming and labor-consuming, and the operation length cannot be too long due to the fact that the movable operation handle for adjusting the expanding operation is close to the ribs, and the movable operation handle cannot rotate due to the too long operation length; how short and sacrificing the moment arm of rotation.

Therefore, it is urgently needed to provide a rib opening and mold taking device which has simple structure, simple and convenient operation and reliable opening.

SUMMERY OF THE UTILITY MODEL

To the above problem, an object of the utility model is to provide a rib struts drawing die device, the utility model discloses a technical scheme as follows:

a rib opening and mold taking device comprises a first embedding and pressing handle and a second embedding and pressing handle which are oppositely arranged, a first pin joint part which is arranged at the front end of the inner side of the first embedding and pressing handle and is integrally formed with the first embedding and pressing handle, a second pin joint part which is arranged at the front end of the inner side of the second embedding and pressing handle, is integrally formed with the second embedding and pressing handle and is connected with the first pin joint part by a pin shaft, a second jaw part which is arranged at the front end part of the first embedding and pressing handle, is integrally formed with the first embedding and pressing handle and has an arc-shaped top, a first jaw part which is arranged at the front end part of the second embedding and is integrally formed with the second embedding and has an arc-shaped top, a peep hole which is arranged between the first jaw part and the second jaw part and is jointly formed by the inner walls of the first jaw part and the second jaw part, and a conical viewing hole which is arranged at the bottom of the second jaw part and is integrally formed with the second jaw part, the second jaw-shaped hook is arranged at the bottom of the first jaw part and is integrally formed with the first jaw part; the first pincerlike hook and the second pincerlike hook are arranged oppositely;

the ratio of the distance between the first pin joint part and the front end part of the first embedding and pressing handle to the distance between the first pin joint part and the rear end part of the first embedding and pressing handle is 1/3-2/5; the ratio of the distance between the second pin joint part and the front end part of the second embedded handle to the distance between the second pin joint part and the rear end part of the second embedded handle is 1/3-2/5.

Furthermore, the rib opening and mold taking device further comprises a first inner elastic sheet which is fixed on the inner wall of the second embedding and pressing handle by a bolt and is arranged along the direction of the second embedding and pressing handle, and a second inner elastic sheet which is fixed on the inner wall of the first embedding and pressing handle by a bolt, is arranged along the direction of the first embedding and pressing handle, is matched with the first inner elastic sheet and pushes the first jaw part and the second jaw part to keep a closed state under the action of no external force;

the first inner elastic sheet comprises a first elastic sheet fixed on the inner wall of the second embedded handle, a second elastic sheet arranged at the front end of the first elastic sheet, a second elastic sheet which is integrally formed with the first elastic sheet and is in a folding shape with the first elastic sheet, and a U-shaped fork arranged at the front end of the second elastic sheet;

the front end of the second inner elastic sheet is provided with a straight fork head which is matched with the U-shaped fork and is arranged in the U-shaped fork.

Preferably, the first embedding and pressing handle and the second embedding and pressing handle are provided with anti-slip parts on the outer side edges.

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

(1) the utility model skillfully arranges the first jaw part, the second jaw part, the peephole, the first pincerlike hook and the second pincerlike hook (the closed state of the first jaw part and the second jaw part) to extend between the two ribs, and holds and extrudes the first embedding handle and the second embedding handle to ensure that the first embedding handle and the second embedding handle rotate around the pin shaft, and the first pincerlike hook and the second pincerlike hook are attached to and prop open the two ribs; thus, rib modulus can be taken; in addition, a conical peephole is arranged between the first jaw part and the second jaw part, so that the condition between the two ribs can be visually observed in the mold taking process; moreover, the utility model discloses a set up first pincerlike hook and the pincerlike hook of second that lay mutually back of the body, guarantee that two ribs strut reliably, avoid the rib landing effectively.

(2) The utility model discloses a shell fragment in first interior shell fragment and the second that set up the mutual matching, under no exogenic action, elastic force promotes first jaw portion and second jaw portion and keeps closed recovery, and the benefit of so designing lies in: not only the rib stretching and recovering operation is convenient to stretch, but also the rib stretching and mold taking device is integrally stored and stored. To sum up, the utility model has the advantages of simple structure, simple operation, strut reliably etc, have very high practical value and spreading value in medical instrument technical field.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as a limitation of the scope of protection, and for those skilled in the art, other related drawings may be obtained from these drawings without inventive effort.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partial schematic view of the present invention.

In the drawings, the names of the parts corresponding to the reference numerals are as follows:

1-a first embedded handle, 2-a second embedded handle, 3-a first inner elastic sheet, 4-a second inner elastic sheet, 5-a pin shaft, 11-a first pin joint part, 12-a protection part, 21-a second pin joint part, 31-a first elastic sheet, 32-a second elastic sheet, 33-a U-shaped fork, 34-a bolt, 41-a straight fork head, 61-a first jaw part, 62-a second jaw part, 63-a peephole, 64-a first pincerlike hook and 65-a second pincerlike hook.

Detailed Description

To make the objectives, technical solutions and advantages of the present application more clear, the present invention will be further described with reference to the accompanying drawings and examples, and embodiments of the present invention include, but are not limited to, the following examples. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Examples

As shown in fig. 1 to 2, the present embodiment provides a rib distracting and mold-taking device. First, the terms "first", "second", and the like in the present embodiment are used only for distinguishing the same kind of components, and are not to be construed as specifically limiting the scope of protection. In the present embodiment, the terms of orientation such as "bottom", "top", "peripheral edge", "center", and the like are explained based on the drawings. Moreover, the present embodiment is based on structural improvement, and the material of each component is not improved.

Specifically, the rib expanding and mold removing device of the present embodiment includes a first crimping handle 1 and a second crimping handle 2 which are arranged oppositely, a first pinning part 11 which is provided at the inner front end of the first crimping handle 1 and is integrally formed with the first crimping handle 1, a second pinning part 21 which is provided at the inner front end of the second crimping handle 2, is integrally formed with the second crimping handle 2, and is connected to the first pinning part 11 by a pin, a second jaw part 62 which is provided at the front end of the first crimping handle 1, is integrally formed with the first crimping handle 1, and has an arc top, a first jaw part 61 which is provided at the front end of the second crimping handle 2, is integrally formed with the second crimping handle 2, and has an arc top, a viewing hole 63 which is provided between the first jaw part 61 and the second jaw part 62, and is formed by the inner walls of the first jaw part 61 and the second jaw part 62, a first pincerlike hook 64 provided at the bottom of the second jaw portion 62 and formed integrally with the second jaw portion 62, a second pincerlike hook 65 provided at the bottom of the first jaw portion 61 and formed integrally with the first jaw portion 61, a first inner resilient piece 3 fixed to the inner wall of the second crimping handle 2 by a bolt 34 and arranged in the direction of the second crimping handle 2, a second inner resilient piece 4 fixed to the inner wall of the first crimping handle 1 by a bolt and arranged in the direction of the first crimping handle 1 and matched with the first inner resilient piece 3 to push the first jaw portion 61 and the second jaw portion 62 to be kept in a closed state without an external force, and an anti-slip portion 12 provided at the outer edges of the first crimping handle 1 and the second crimping handle 2. In the present exemplary embodiment, the first pincer-like hook 64 is arranged opposite the second pincer-like hook 65. Wherein the ratio of the distance between the first pin joint part 11 and the front end part of the first embedded and pressed handle 1 to the distance between the first pin joint part 11 and the rear end part of the first embedded and pressed handle 1 is 1/3-2/5; the ratio of the distance between the second pin-jointed portion 21 and the front end of the second press-fitting handle 2 to the distance between the second pin-jointed portion 21 and the rear end of the second press-fitting handle 2 is 1/3-2/5.

In this embodiment, the first inner resilient piece 3 includes a first resilient piece 31 fixed on the inner wall of the second press-fitting handle 2, a second resilient piece 32 disposed at the front end of the first resilient piece 31, integrally formed with the first resilient piece 31, and folded with the first resilient piece 31, and a U-shaped fork 33 disposed at the front end of the second resilient piece 32. In addition, a linear fork head 41 which is matched with the U-shaped fork 33 and is arranged in the U-shaped fork 33 is arranged at the front end of the second inner elastic sheet 4.

The following briefly describes the use of the device:

under the action of no external force, the first jaw part and the second jaw part, and the first pincerlike hook and the second pincerlike hook are in a closed state; when the two ribs are propped open, the first pincerlike hook and the second pincerlike hook extend into the space between the two ribs, the first embedding and pressing handle and the second embedding and pressing handle are held and extruded, so that the first embedding and pressing handle and the second embedding and pressing handle rotate around the pin shaft 5, and therefore the first pincerlike hook and the second pincerlike hook can be attached to each other and prop open the two ribs; after the ribs are taken out of the mold, the first embedding and pressing handle and the second embedding and pressing handle are squeezed loosely, and the first jaw part and the second jaw part are automatically recovered.

In conclusion, the utility model can simplify the structure of the device and ensure the reliable opening; compared with the prior art, the medical instrument has substantial characteristics and progress, and has high practical value and popularization value in the technical field of medical instruments.

The above-mentioned embodiments are merely preferred embodiments of the present invention, and are not limitations on the protection scope of the present invention, but all the changes made by adopting the design principle of the present invention and performing non-creative work on this basis shall fall within the protection scope of the present invention.

Claims

1. The rib opening and mold taking device is characterized by comprising a first embedded pressing handle (1) and a second embedded pressing handle (2) which are oppositely arranged, a first pin joint part (11) which is arranged at the front end of the inner side of the first embedded pressing handle (1) and is integrally formed with the first embedded pressing handle (1), a second pin joint part (21) which is arranged at the front end of the inner side of the second embedded pressing handle (2), is integrally formed with the second embedded pressing handle (2) and is connected with the first pin joint part (11) through a pin shaft, a second clamp opening part (62) which is arranged at the front end part of the first embedded pressing handle (1), is integrally formed with the first embedded pressing handle (1) and has an arc-shaped top, a first clamp opening part (61) which is integrally formed with the second embedded pressing handle (2) and has an arc-shaped top, and a second clamp opening part (62) which is arranged between the first clamp opening part (61) and the second clamp opening part (62), A conical peephole (63) is formed by the inner walls of the first jaw part (61) and the second jaw part (62), a first pincer-shaped hook (64) is arranged at the bottom of the second jaw part (62) and is integrally formed with the second jaw part (62), and a second pincer-shaped hook (65) is arranged at the bottom of the first jaw part (61) and is integrally formed with the first jaw part (61); the first pincerlike hook (64) and the second pincerlike hook (65) are arranged oppositely;

the ratio of the distance between the first pin joint part (11) and the front end part of the first embedded and pressed handle (1) to the distance between the first pin joint part (11) and the rear end part of the first embedded and pressed handle (1) is 1/3-2/5; the ratio of the distance between the second pin joint part (21) and the front end part of the second embedded handle (2) to the distance between the second pin joint part (21) and the rear end part of the second embedded handle (2) is 1/3-2/5.

2. The rib stretching and mold removing device according to claim 1, further comprising a first inner spring (3) fixed on the inner wall of the second embedding handle (2) by bolts and arranged along the direction of the second embedding handle (2), and a second inner spring (4) fixed on the inner wall of the first embedding handle (1) by bolts, arranged along the direction of the first embedding handle (1), matched with the first inner spring (3) and used for pushing the first jaw part (61) and the second jaw part (62) to keep a closed state without external force;

the first inner elastic sheet (3) comprises a first elastic sheet (31) fixed on the inner wall of the second embedded handle (2), a second elastic sheet (32) which is arranged at the front end of the first elastic sheet (31), integrally formed with the first elastic sheet (31) and in a folded shape with the first elastic sheet (31), and a U-shaped fork (33) arranged at the front end of the second elastic sheet (32);

the front end of the second inner elastic sheet (4) is provided with a straight fork head (41) which is matched with the U-shaped fork (33) and is arranged in the U-shaped fork (33).

3. The rib stretching and mold removing device according to claim 1 or 2, wherein the outer edges of the first embedding handle (1) and the second embedding handle (2) are provided with anti-slip parts (12).