CN219720749U - Cervical clamp head - Google Patents

Abstract

The utility model relates to the technical field of cervical biopsy, in particular to a cervical clamp head, which solves the problems that in the prior art, the upper clamp head and the lower clamp head are matched without a limiting structure, so that the over-cutting condition can occur and the shearing accuracy is reduced. The cervical forceps head comprises a biopsy forceps body, a lower forceps head connected to one end of the biopsy forceps body, and an upper forceps head connected to the top of the lower forceps head through a movable assembly, wherein the upper forceps head is connected with the movable assembly through a connecting piece, one side of the bottom of the upper forceps head is rotationally connected with the top of the lower forceps head, and the connecting piece is of a limiting structure matched with the upper forceps head. According to the utility model, through the arrangement of the connecting piece, the limiting structure of the connecting piece can limit the moving range of the upper clamp head, so that the occurrence of over-cutting can be avoided, and the shearing accuracy is ensured.

Description

Cervical clamp head

Technical Field

The utility model relates to the technical field of cervical biopsy, in particular to a cervical clamp head.

Background

Cervical biopsy is a biopsy of the cervix, i.e. a small piece or pieces of tissue are taken from the cervix for pathological examination to determine the diagnosis. It is often used for suspicious cancerous cervical lesions or suspicious cells in cervical scraping procedures. Cervical biopsies can be definitively diagnosed and the treatment method determined. Cervical biopsies are the most reliable basis for the diagnosis of cervical cancer. Whether cervical cancer is early or late stage, the type of pathology and the extent of cell differentiation of the cancer must be determined by this examination.

The existing operation mode is to adopt cervical biopsy forceps to finish the purpose of cutting pathological samples, according to 202221147111.1, the operation is carried out according to the scheme in the disposable cervical biopsy forceps, the connection structure between the movable rod and the movable handle is simple through the arrangement of the biopsy forceps body, the movable handle, the fixed plate, the pin and the movable rod, the structure is convenient to manufacture, meanwhile, the manufacturing cost is reduced, meanwhile, through the arrangement of the spike, a doctor is convenient to take down tissues, the use convenience is improved, the spike is convenient to hook pathological tissues, the doctor is convenient to take down tissues, the positioning lug accurately positions the parts needing to be sampled, the tissue slipping is prevented, the arc-shaped cutting edge is improved, the shearing range is avoided, and the dead angle of sheared tissues is avoided;

however, the cooperation of the upper binding clip and the lower binding clip in the above scheme does not have a limiting structure, so that the over-cutting condition can occur, and the shearing accuracy is reduced, so that we propose a cervical binding clip convenient for limiting the upper binding clip, and the cervical binding clip is used for solving the problems.

Disclosure of Invention

The utility model aims to provide a cervical clamp head, which solves the problems that in the prior art, the upper clamp head and the lower clamp head are matched without a limiting structure, so that the over-cutting condition can occur and the shearing accuracy is reduced.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a cervical binding clip, includes biopsy forceps body, connects the lower binding clip at biopsy forceps body one end and connects the last binding clip at lower binding clip top through movable component, go up the binding clip and be connected with movable component through the connecting piece, the bottom one side of going up the binding clip is connected with the top rotation of lower binding clip, and the connecting piece is with last binding clip complex limit structure.

Preferably, the connecting piece comprises a movable column and a limiting head, the position of the pipe fitting of the biopsy forceps body adopts an oval outer pipe, the upper forceps head is provided with an arc cutting edge, and the end part of the lower forceps head is provided with a toothed structure.

Preferably, one end of the movable column is connected with one end of the movable assembly, and the other end of the movable column is connected with one end of the limiting head.

Preferably, a connecting groove is formed in one end of the limiting head, and one side of the upper clamp head is rotatably connected with the inner wall of the connecting groove.

Preferably, the two sides of the limit head are fixedly connected with the convex blocks contacted with the side wall of the upper clamp head, the two sides of the connecting groove are provided with connecting holes, and the two sides of the upper clamp head are connected with rotating rods which are rotationally connected with the connecting holes.

Preferably, the limiting head and the movable column are made of metal materials.

The utility model has at least the following beneficial effects:

through the arrangement of the connecting piece, the limiting structure of the connecting piece can limit the moving range of the upper clamp head, so that the occurrence of over-cutting can be avoided, the shearing accuracy is ensured, the shearing accuracy can be improved, the operation difficulty can be reduced, meanwhile, the appearance breaks through the traditional circular tube connection design, the oval outer tube and the flat section are more convenient for doctors to insert and enter a narrow space; the unique elliptical outer tube design overcomes the defect of limited narrow tissue space, the unique design of the upper and lower binding clip and the circular arc cutting edge of the upper binding clip are more beneficial to the cutting of tissues; the unique tail oval connecting mechanism of the lower clamp head and the design of the top end with teeth are more beneficial to grabbing hard tissues.

The utility model also has the following beneficial effects:

the connecting piece is the limit structure and can carry out spacingly to the range of motion of last binding clip to can avoid the condition of cutting excessively to appear, guarantee the precision of shearing, through the setting of limit head and movable column, be convenient for realize and movable subassembly and go up the binding clip and connect, through the setting of spread groove, the rotation of being convenient for go up the binding clip is connected, through the setting of lug, the rotation angle to last binding clip of being convenient for realize is spacing.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of a spacing head according to the present utility model;

FIG. 3 is a schematic view of the structure of the connecting groove of the present utility model.

In the figure: 1. a biopsy forceps body; 2. a connecting piece; 3. an upper clamp head; 4. a lower clamp head; 5. a positioning head; 6. a movable column; 7. a connection hole; 8. a bump; 9. and a connecting groove.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1-3, a cervical clamp head comprises a biopsy clamp body 1, a lower clamp head 4 connected to one end of the biopsy clamp body 1, and an upper clamp head 3 connected to the top of the lower clamp head 4 through a movable component, wherein the upper clamp head 3 is connected with the movable component through a connecting piece 2, one side of the bottom of the upper clamp head 3 is rotationally connected with the top of the lower clamp head 4, the connecting piece 2 is of a limiting structure matched with the upper clamp head 3, and in particular, the connecting piece 2 is of a limiting structure, so that the movable range of the upper clamp head 3 can be limited through the arrangement of the connecting piece 2, the occurrence of over-cutting condition can be avoided, the shearing accuracy is ensured, the effect of improving the shearing accuracy and reducing the operation difficulty can be realized, meanwhile, the traditional circular tube connection design is broken through, and an oval outer tube and a flat section is more convenient for doctors to insert into narrow space; the unique elliptical outer tube design overcomes the defect of limited narrow tissue space, the unique design of the upper and lower binding clip and the circular arc cutting edge of the upper binding clip are more beneficial to the cutting of tissues; the unique tail oval connecting mechanism of the lower clamp head and the design of the top end with teeth are more beneficial to grabbing hard tissues.

Further, the connecting piece 2 comprises a movable column 6 and a limiting head 5, the pipe fitting of the biopsy forceps body 1 is an oval outer pipe, the upper forceps head 3 is provided with an arc cutting edge, and the end part of the lower forceps head 4 is provided with a tooth-shaped structure.

Further, one end of the movable column 6 is connected with one end of the movable assembly, and the other end is connected with one end of the limiting head 5.

Further, a connecting groove 9 is formed in one end of the limiting head 5, and one side of the upper clamp head 3 is rotatably connected with the inner wall of the connecting groove 9.

Further, the two sides of the limiting head 5 are fixedly connected with the convex blocks 8 contacted with the side wall of the upper clamp head 3, the two sides of the connecting groove 9 are provided with the connecting holes 7, and the two sides of the upper clamp head 3 are connected with the rotating rods rotationally connected with the connecting holes 7.

Further, the limiting head 5 and the movable column 6 are made of metal materials.

To sum up: the connecting piece 2 can limit the range of motion of the upper binding clip 3 for the limit structure to can avoid the condition of cutting excessively to appear, guarantee the precision of shearing, be convenient for realize and movable component and go up binding clip 3 and connect through limit head 5 and movable column 6's setting, through the setting of spread groove 9, be convenient for go up the rotation connection of binding clip 3, through the setting of lug 8, be convenient for realize go up the rotation angle of binding clip 3 and carry out spacingly.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a cervical binding clip, includes biopsy forceps body (1), connects lower binding clip (4) at biopsy forceps body (1) one end and connects last binding clip (3) at lower binding clip (4) top through movable component, a serial communication port, go up binding clip (3) and be connected with movable component through connecting piece (2), the bottom one side of going up binding clip (3) rotates with the top of lower binding clip (4) and is connected, connecting piece (2) be with last binding clip (3) complex limit structure.

2. The cervical clamp head according to claim 1, wherein the connecting piece (2) comprises a movable column (6) and a limiting head (5), the tube part of the biopsy clamp body (1) is an oval outer tube, the upper clamp head (3) is provided with an arc cutting edge, and the end part of the lower clamp head (4) is provided with a tooth-shaped structure.

3. Cervical clamp according to claim 2, characterized in that one end of the movable column (6) is connected to one end of the movable assembly and the other end is connected to one end of the limit head (5).

4. A cervical clamp according to claim 3, characterized in that a connecting groove (9) is provided at one end of the limit head (5), and one side of the upper clamp head (3) is rotatably connected with the inner wall of the connecting groove (9).

5. The cervical clamp head according to claim 4, wherein two sides of the limiting head (5) are fixedly connected with a bump (8) contacted with the side wall of the upper clamp head (3), two sides of the connecting groove (9) are provided with connecting holes (7), and two sides of the upper clamp head (3) are connected with rotating rods rotationally connected with the connecting holes (7).

6. Cervical clamp according to claim 2, characterized in that the limit head (5) and the movable column (6) are both made of metal material.