CN218792337U

CN218792337U - Novel cervical biopsy forceps

Info

Publication number: CN218792337U
Application number: CN202221783169.5U
Authority: CN
Inventors: 危小庆; 王薇; 代倩苓; 林永红; 杨霄; 阳小莉; 张冬梅; 刘译戈
Original assignee: Chengdu Womens and Childrens Central Hospital
Current assignee: Chengdu Womens and Childrens Central Hospital
Priority date: 2022-07-12
Filing date: 2022-07-12
Publication date: 2023-04-07
Anticipated expiration: 2032-07-12

Abstract

The utility model discloses a novel cervical biopsy forceps, including being hollow form urceolus, the handle is worn to be provided with in the urceolus upper end, the handle is located the inside one end of urceolus is connected with the piston dish, piston dish lower extreme circumference equipartition has first connecting rod, first connecting rod lower extreme is connected with the second connecting rod, second connecting rod lower extreme is fixed with fan-shaped blade, the fixed disk is installed to the urceolus lower extreme, all there is the breach groove on the fixed disk. The utility model discloses a promote the piston dish and remove and make first connecting rod, second connecting rod rotate, be in the blade and open the state and arrange sample tissue department in, then stop to press down the handle, make the piston dish restore to the throne under the effort of spring, the blade is closed relatively to the tissue forceps holder, avoids the tissue to drop in the vaginal cavity, and the blade interlock mouth is sharp-pointed, convenient cutting has reduced the biopsy time greatly, has alleviateed patient's misery, has reduced patient infection risk and bad experience.

Description

Novel cervical biopsy forceps

Technical Field

The utility model relates to the field of medical equipment, especially, relate to a novel cervical biopsy forceps.

Background

The cervix is a muscular tissue which is positioned at the lower part of the uterus and has the length of 2.5-3 cm, the middle part is an official cavity and is communicated with the uterine cavity, the upper end of the cervix is connected with the uterine body, and the lower end of the cervix protrudes out of the vagina and is surrounded by the fornix of the vagina. In cervical disease or general obstetrics and gynecology, cervical biopsy is often involved, and the doctor takes a biopsy of a suspicious cervical region by using the most common forceps for cervical biopsy on the market, and the biopsy head can be oval or circular. The cervix of women in childbearing age is plump in tissue, good in elasticity and easy to take biopsy. However, for postmenopausal women or patients whose cervix has undergone Li Pu surgery, the cervix atrophy and elasticity are poor, the larger the age is, the larger the atrophy degree is, the elasticity is poor, and the vagina of the cervix of some patients is as hard as rock, so that the ordinary cervical biopsy forceps on the market often cannot finish biopsy sampling in a short time, namely, cannot bite, or even cannot finish sampling completely, the time and the labor are consumed, the physical and mental pressures of medical care personnel are increased, meanwhile, the discomfort and the fear of the patients are increased, the infection risk and the poor medical experience of the patients are increased, and the risk of medical dispute is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel cervical biopsy forceps in order to solve the problems.

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

the utility model provides a novel cervical biopsy forceps, is including being hollow form urceolus, the handle is worn to be provided with in the urceolus upper end, the handle is located the inside one end of urceolus is connected with the piston dish, piston dish lower extreme circumference equipartition has first connecting rod, first connecting rod lower extreme is connected with the second connecting rod, second connecting rod lower extreme is fixed with fan-shaped blade, the fixed disk is installed to the urceolus lower extreme, all there is the breach groove on the fixed disk, the second connecting rod pass this breach groove and with the fixed disk rotates to be connected, the fixed disk with be provided with the spring between the piston dish.

Further setting: the handle is T-shaped, the handle is connected with the outer barrel in a sliding mode, and the piston disc is connected with the outer barrel in a sliding mode.

Further setting: the piston disc is characterized in that four positions are uniformly distributed on the circumference of the first connecting rod, the first connecting rod is connected with the piston disc hinge seat, and the second connecting rod is rotatably connected with the first connecting rod.

Further setting: the second connecting rod is rotatably connected with the fixed disc and is welded with the blade.

Further setting: both sides of the blade are cutting edges, and the blade forms a conical shape after being closed.

Further setting: the length of the outer cylinder is 18-20cm.

Compared with the prior art, the beneficial effects of the utility model are as follows:

make first connecting rod, second connecting rod rotate through promoting the piston dish removal, be in the blade and open the state and arrange sample tissue department in, then stop to press the handle, make the piston dish reset under the effort of spring, the blade is closed relatively to the tissue forceps holder, avoids the tissue to drop in the vaginal cavity, and the blade interlock mouth is sharp-pointed, the convenient cutting, has reduced the biopsy time greatly, has alleviateed patient's misery, has reduced patient infection risk and bad experience.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is an isometric view of a novel cervical biopsy forceps of the present invention;

fig. 2 is a schematic diagram of a main sectional structure of the novel cervical biopsy forceps of the present invention;

fig. 3 is a schematic structural view of the novel cervical biopsy forceps after the outer barrel is removed;

FIG. 4 is an enlarged schematic view of FIG. 2 at I;

fig. 5 is a schematic view of a partial structure of the novel cervical biopsy forceps of the present invention.

The reference numerals are explained below:

1. an outer cylinder; 2. a handle; 3. a piston disc; 4. a first link; 5. a second link; 6. a blade; 7. fixing the disc; 71. a notch groove; 8. a spring.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be further explained with reference to the accompanying drawings:

as shown in fig. 1-5, a novel cervical biopsy forceps comprises a hollow outer barrel 1, a handle 2 is arranged at the upper end of the outer barrel 1 in a penetrating manner, one end of the handle 2 located inside the outer barrel 1 is connected with a piston disc 3, first connecting rods 4 are uniformly distributed on the circumference of the lower end of the piston disc 3, the lower end of each first connecting rod 4 is connected with a second connecting rod 5, a fan-shaped blade 6 is fixed at the lower end of each second connecting rod 5, a fixed disc 7 is installed at the lower end of the outer barrel 1, notch grooves 71 are formed in the fixed disc 7, the second connecting rods 5 penetrate through the notch grooves 71 and are rotatably connected with the fixed disc 7, and a spring 8 is arranged between the fixed disc 7 and the piston disc 3 and used for enabling the piston disc 3 to move upwards to enable the first connecting rods 4 and the second connecting rods 5 to drive the blades 6 to be in an engaged state.

Preferably: the handle 2 is T-shaped, the handle 2 is connected with the outer barrel 1 in a sliding mode, the piston disc 3 is connected with the outer barrel 1 in a sliding mode, four positions are evenly distributed on the circumference of the first connecting rod 4, the first connecting rod 4 is connected with the piston disc 3 in a hinged seat mode, and the second connecting rod 5 is connected with the first connecting rod 4 in a rotating mode. The second connecting rod 5 is rotatably connected with the fixed disc 7, the second connecting rod 5 is welded with the blade 6, the two sides of the blade 6 are both provided with cutting edges, the blade 6 forms a conical shape after being closed, the length of the outer barrel 1 is 18-20cm, the outer barrel 1 can be conveniently held by hand, the handle 2 is pushed downwards, and the piston disc 3 drives the first connecting rod 4 and the second connecting rod 5 to outwards open the blade 6.

The utility model discloses theory of operation and use flow: the biopsy forceps head is inserted into a vagina in a normal state, the handle 2 is pressed to move relative to the outer barrel 1 at a position where tissue is clamped by a forceps, the piston disc 3 drives the first connecting rod 4 and the second connecting rod 5 to rotate, the blade 6 is in an open state and is placed at a position where sampling tissue is sampled, then the handle 2 is stopped being pressed, the piston disc 3 is reset under the acting force of the spring 8, the blade 6 is closed relative to the tissue forceps, and at the moment, the biopsy forceps are rotated to enable the tissue to be separated.

The foregoing illustrates and describes the general principles, features and advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed.

Claims

1. A novel cervical biopsy forceps is characterized in that: including being hollow form urceolus (1), urceolus (1) upper end is worn to be provided with handle (2), handle (2) are located urceolus (1) inside one end is connected with piston dish (3), piston dish (3) lower extreme circumference equipartition has first connecting rod (4), first connecting rod (4) lower extreme is connected with second connecting rod (5), second connecting rod (5) lower extreme is fixed with fan-shaped blade (6), fixed disk (7) are installed to urceolus (1) lower extreme, all have breach groove (71) on fixed disk (7), second connecting rod (5) pass this breach groove (71) and with fixed disk (7) rotate to be connected, fixed disk (7) with be provided with spring (8) between piston dish (3).

2. The novel cervical biopsy forceps of claim 1, wherein: the handle (2) is T-shaped, the handle (2) is connected with the outer barrel (1) in a sliding mode, and the piston disc (3) is connected with the outer barrel (1) in a sliding mode.

3. The novel cervical biopsy forceps of claim 1, wherein: the first connecting rod (4) is circumferentially and uniformly distributed with four positions, the first connecting rod (4) is connected with the piston disc (3) hinged seat, and the second connecting rod (5) is rotatably connected with the first connecting rod (4).

4. The novel cervical biopsy forceps of claim 3, wherein: the second connecting rod (5) is rotatably connected with the fixed disc (7), and the second connecting rod (5) is welded with the blade (6).

5. The novel cervical biopsy forceps of claim 4, wherein: both sides of the blade (6) are cutting edges, and the blade (6) forms a conical shape after being closed.

6. The novel cervical biopsy forceps of claim 1, wherein: the length of the outer cylinder (1) is 18-20cm.