CN221205823U - Flail chest external clamping forceps - Google Patents

Abstract

The application discloses an external clamping clamp for flail chest, and belongs to the technical field of clamping clamps for flail chest. The clamping pliers mainly comprise a clamping pliers body, wherein the clamping pliers body comprises two pliers rods with hinged middle parts, and movable hook assemblies are arranged at the front ends of the pliers rods; the movable hook component comprises a hook body, the front end of the clamp rod is bent inwards to form an installation section, one end of the hook body is connected with the installation section, a pressing block is installed on the inner side of the front section of the clamp rod, and a connecting rod is installed between the hook body and the pressing block. According to the flail chest external clamping forceps, the two hook bodies are pressed on the sternum to be clamped, the two hook bodies can rotate backwards to form the passage for the sternum to pass through, the front end of the forceps rod and the movable hook component can jointly form a forceps mouth space without opening the forceps mouth, other sternums and tissues in the chest are prevented little, and the forceps mouth can conveniently reach a designated clamping position.

Description

Flail chest external clamping forceps

Technical Field

The application relates to the technical field of flail chest clamping pliers, in particular to flail chest external clamping pliers.

Background

The clamping forceps for external fixation of flail chest clinically consists of forceps rods hinged with hinge shafts, forceps mouths are arranged at the front ends of the forceps rods, forceps handles are arranged at the rear ends of the forceps rods, and when the clamping forceps are used, sternum is clamped by the clamping forceps.

The patent with publication number CN202143666U discloses flail chest holding forceps, when in use, the holding forceps mouth of the sterile holding forceps is used for holding, fixing, collapsing and breaking ribs and fixing on the ribs, the forceps handles are bent to one side, the purpose of not obstructing the movement of a patient is achieved, the collapsed chest wall of the patient is basically restored to a physiological state, abnormal respiration caused by the flail chest is relieved, and the ideal effect of fixing the chest wall softening area is achieved.

However, because the clamp mouth of the clamping pliers is in a hook shape, the clamp mouth has larger size when not being opened, and before clamping the sternum, the clamp mouth needs to be opened and then stretched into the chest cavity to clamp the sternum, the opened clamp mouth can further increase the size of the clamp mouth and is blocked by other sternum and tissues in the chest cavity, so that the opened clamp mouth is difficult to reach a designated clamping position, and finally the clamping difficulty is high.

It is therefore desirable to provide a flail chest clip to address the above-described issues.

It should be noted that the above information disclosed in this background section is only for understanding the background of the inventive concept and, therefore, it may contain information that does not constitute prior art.

Disclosure of Invention

Based on the above problems existing in the prior art, the present application aims to solve the problems: the external chest flail clamping forceps are provided, and the sternum can enter the front end of the forceps rod and the movable hook component to form a forceps mouth space together without opening the forceps mouth.

The technical scheme adopted for solving the technical problems is as follows: the flail chest external clamping forceps comprise a clamping forceps main body, wherein the clamping forceps main body comprises two forceps rods with hinged middle parts, and movable hook assemblies are arranged at the front ends of the forceps rods; the movable hook component comprises a hook body, the front end of the clamp rod is inwards bent and is provided with a mounting section, one end of the hook body is connected with the mounting section, the inner side of the front section of the clamp rod is provided with a pressing block, and a connecting rod is arranged between the hook body and the pressing block; when the hook body is pressed from the front to the rear of the clamping forceps main body, the hook body rotates a certain angle towards the rear of the clamping forceps main body around the joint of the hook body and the mounting section.

Further, the rear end of the installation section is provided with an installation groove position, and one end of the hook body extends into the installation groove position and is movably hinged with the installation section.

Further, the hook body sequentially comprises an abutting section and a pulling section from one end close to the installation section to one end far away from the installation section, and the pulling section is of an arc-shaped structure.

Further, the two ends of the connecting rod are respectively hinged with the pressing block and the hook body, and the pressing block applies pressure to the abutting section through the connecting rod, so that the front surface of the abutting section is attached to the inner wall of the mounting groove.

Further, a guide groove is formed in the inner side of the front section of the clamp rod, and the connecting rod is installed in the guide groove.

Further, an elastic piece is further installed in the guide groove, and the elastic piece extrudes the pressing block to the front end of the clamp rod.

The beneficial effects of the application are as follows: according to the flail chest external clamping forceps provided by the application, the movable hook component is arranged, the two hook bodies are pressed on the sternum to be clamped, the two hook bodies can rotate backwards to form the passage for the sternum to pass through, the front end of the sternum entering the forceps rod and the movable hook component form a forceps mouth space together without opening the forceps mouth, and the forceps mouth is small in size and is blocked by other sternum and tissues in the chest cavity, so that the forceps mouth can reach a designated clamping position conveniently.

In addition to the objects, features and advantages described above, the present application has other objects, features and advantages. The present application will be described in further detail with reference to the drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application.

In the drawings:

Fig. 1 is a schematic view of an overall flail chest holding clamp according to the present application;

FIG. 2 is a schematic view of the movable hook assembly of FIG. 1;

FIG. 3 is an enlarged view of FIG. 2 at A;

wherein, each reference sign in the figure:

1. A clamping jaw body;

2. a clamp lever; 21. a mounting section; 211. installing a groove position; 22. a guide groove;

3. a movable hook assembly; 31. a hook body; 311. an abutment section; 312. a pulling section; 32. a connecting rod; 33. pressurizing the block; 331. an elastic member;

4. A clamp handle.

Detailed Description

It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.

In order that those skilled in the art will better understand the present application, a technical solution in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, shall fall within the scope of the present application.

As shown in fig. 1-3, the application provides an external flail chest clamping forceps, which comprises a clamping forceps main body 1, wherein the clamping forceps main body 1 comprises two forceps rods 2 with hinged middle parts, the clamping forceps main body 1 is in an X shape in a normal state, the front end of the clamping forceps main body 1 is a forceps mouth which can be used for clamping a sternum, and the rear end of the clamping forceps main body 1 is provided with forceps handles 4.

The front ends of the two clamp rods 2 are provided with movable hook components 3; the front end of the clamp rod 2 and the movable hook component 3 jointly form a clamp mouth, the movable hook component 3 comprises a hook body 31, the front end of the clamp rod 2 is inwards bent and is provided with a mounting section 21, one end of the hook body 31 is connected with the mounting section 21, specifically, a mounting groove position 211 can be formed at the rear end of the mounting section 21, and one end of the hook body 31 stretches into the mounting groove position 211 and is movably hinged with the mounting section 21.

As shown in fig. 2-3, a pressing block 33 is installed on the inner side of the front section of the clamp rod 2, a connecting rod 32 is installed between the hook body 31 and the pressing block 33, the pressing block 33 can apply pressure to the front of the clamp rod 2, and the pressure is transmitted to the hook body 31 through the connecting rod 32, when the hook body 31 receives pressure from the front and the rear of the clamp body 1, the hook body 31 rotates around the joint of the hook body 31 and the mounting section 21 to the rear of the clamp body 1 by a certain angle, for example, before clamping the sternum, the two hook bodies 31 are directly abutted against the sternum to be clamped, and the clamp body 1 is continuously pressed, the two hook bodies 31 can rotate by a certain angle to the rear of the clamp body 1, a passage for the sternum to pass through can be formed between the two hook bodies 31 rotating backward, and the front end of the clamp rod 2 and the movable hook assembly 3 can jointly form a clamp mouth space without opening the clamp mouth.

As shown in fig. 2 to 3, in an embodiment, two ends of the connecting rod 32 are respectively hinged with the pressing block 33 and the hook body 31, the pressing block 33 applies pressure to the abutting section 311 through the connecting rod 32, so that the front surface of the abutting section 311 is attached to the inner wall of the mounting groove 211, and the front surface of the abutting section 311 is attached to the inner wall of the mounting groove 211, so that the limiting effect can be achieved, and the hook body 31 can be prevented from rotating forward of the clamping jaw main body 1;

After the sternum to be clamped enters the jaw space formed by the front end of the clamp rod 2 and the movable hook component 3, the pressurizing block 33 pressurizes the hook body 31 to reset the pressurizing block 33, and the sternum can be pulled outwards through the hook body 31 by pulling the clamp body 1 outwards.

As shown in fig. 2-3, in an embodiment, a guiding groove 22 is provided on the inner side of the front section of the clamp bar 2, a connecting rod 32 is installed in the guiding groove 22, the cross section of the guiding groove 22 may be in a cross shape, a T shape or the like, the connecting rod 32 may be limited, the connecting rod 32 may stably slide along the guiding groove 22, and the pressurizing block 33 may not be separated from the guiding groove 22 in the sliding process along the guiding groove 22 under the non-dismantling condition.

In addition, an elastic member 331 is further installed inside the guide groove 22, and the elastic member 331 presses the pressurizing block 33 toward the front end of the clamp bar 2, preferably, the elastic member 331 may be a spring, and the elastic member 331 may be stretched in the guide groove 22 and not be pulled out from the guide groove 22 during sliding of the pressurizing block 33 along the guide groove 22.

As shown in fig. 1 to 3, in an embodiment, the hook body 31 sequentially includes, from one end close to the mounting section 21 to one end far from the mounting section 21, an abutting section 311 and a pulling section 312, where the abutting section 311 and the pulling section 312 may be an integrated structure, and the pulling section 312 is in an arc structure, when the jaw of the clamping forceps main body 1 is closed, the two pulling sections 312 may form an arc adapted to the sternum, so as to increase the contact area between the pulling section 312 and the sternum, so that the sternum is not damaged easily, or a flexible protective sleeve, such as a silica gel protective sleeve, may be sleeved on the outer surface of the pulling section 312, and the size of the protective sleeve is adapted to the pulling section 312, so that the sternum may be damaged further in the pulling process.

Working principle: before clamping the sternum, holding the clamp handle 4, directly abutting the two hook bodies 31 on the sternum to be clamped, continuously pressing the clamp body 1, enabling the two hook bodies 31 to rotate a certain angle to the rear of the clamp body 1, enabling a passage for the sternum to pass through to be formed between the two hook bodies 31 rotating backwards, enabling the clamped sternum to enter a clamp mouth space formed by the front end of the clamp rod 2 and the movable hook component 3 together, and enabling the pressing block 33 to press the hook bodies 31 to reset so as to finish clamping operation of the sternum;

After clamping the sternum, the clamp handle 4 is held and the clamp body 1 is pulled outwards, and the clamp body 1 can pull the sternum outwards through the hook body 31;

After holding the forceps handle 4 and opening the forceps mouth of the grasping forceps body 1, the grasping forceps body 1 can be separated from the sternum to be grasped.

The above description is only of the preferred embodiments of the present application and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (6)

1. The utility model provides a flail chest clamping pincers, includes clamping pincers main part (1), clamping pincers main part (1) are including two middle part looks articulated binding clip (2), its characterized in that: the front end of the clamp rod (2) is provided with a movable hook component (3);

The movable hook component (3) comprises a hook body (31), the front end of the clamp rod (2) is bent inwards and is provided with an installation section (21), one end of the hook body (31) is connected with the installation section (21), a pressurizing block (33) is arranged on the inner side of the front section of the clamp rod (2), and a connecting rod (32) is arranged between the hook body (31) and the pressurizing block (33);

Wherein: when the hook body (31) receives pressure from the front direction to the rear of the clamping jaw main body (1), the hook body (31) rotates a certain angle to the rear of the clamping jaw main body (1) around the joint of the hook body (31) and the mounting section (21).

2. An external flail chest holding clamp as claimed in claim 1 wherein: the rear end of the mounting section (21) is provided with a mounting groove (211), and one end of the hook body (31) stretches into the mounting groove (211) and is movably hinged with the mounting section (21).

3. An external flail chest holding clamp as claimed in claim 2 wherein: the hook body (31) sequentially comprises an abutting section (311) and a pulling section (312) from one end close to the mounting section (21) to one end far away from the mounting section (21), and the pulling section (312) is of an arc-shaped structure.

4. An external flail chest holding clamp as claimed in claim 3 wherein: the two ends of the connecting rod (32) are respectively hinged with the pressing block (33) and the hook body (31), and the pressing block (33) applies pressure to the abutting section (311) through the connecting rod (32), so that the front surface of the abutting section (311) is attached to the inner wall of the mounting groove (211).

5. An external flail chest clip as defined in claim 4, wherein: the inner side of the front section of the clamp rod (2) is provided with a guide groove (22), and the connecting rod (32) is arranged in the guide groove (22).

6. An external flail chest clip as defined in claim 5, wherein: an elastic piece (331) is further arranged in the guide groove (22), and the elastic piece (331) extrudes the pressing block (33) towards the front end of the clamp rod (2).