CN214180461U

CN214180461U - Curet

Info

Publication number: CN214180461U
Application number: CN202022657916.8U
Authority: CN
Inventors: 丁颖
Original assignee: Tongji Medical College of Huazhong University of Science and Technology
Current assignee: Tongji Medical College of Huazhong University of Science and Technology; Union Hospital Tongji Medical College Huazhong University of Science and Technology
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-09-14
Anticipated expiration: 2030-11-17

Abstract

The utility model belongs to a medical tool, in particular to a curette, which comprises a spoon core, a body and an adjusting mechanism. The end part of the curette is an arc-shaped spoon head, and two ends of the spoon head are both connected with a core body; the spoon comprises a body and a spoon neck, wherein the body comprises a spoon handle and a spoon neck which are mutually connected, the spoon handle is provided with a chute, the spoon neck is of a through structure, the through part is communicated with the chute, and the core body can be arranged in the spoon neck in a penetrating way; the adjusting mechanism comprises a sliding piece, is arranged in the sliding groove in a sliding manner, and is an adjusting piece arranged at one end of the sliding piece, and the adjusting piece can penetrate through the middle through part of the key neck; the end of the core body, which is far away from the spoon head, is provided with a core body connecting part, and the end of the adjusting piece, which is far away from the sliding piece, is provided with an adjusting connecting part matched with the core body connecting part. The utility model realizes the adjustment of the size of the spoon head by adjusting the position of the core body through the adjusting mechanism, and can be suitable for more use environments; the spoon core can be detached and replaced, so that the disposable spoon can be used, and different patients can directly adopt the mode of replacing the spoon core.

Description

Curet

Technical Field

The utility model belongs to a medical tool, in particular to a curette.

Background

The curet is used as a gynecological common operation instrument and widely applied to gynecological diagnostic curettage and gynecological abortion operation, the curet commonly used in hospitals at present is divided into three types, namely a large type, a medium type and a small type according to the size of the head end of the curet and the length of the neck of the curet, the fit degree of the size of the curet and the uterus is the key for success or failure of the curettage operation, if the uterine cavity is larger, the substances in the uterine cavity are more, and the used curet is smaller, the curettage needs to be slightly scraped, so that the operation time is correspondingly prolonged; if the uterine cavity is small and the cervical orifice is narrow and the used curette is large, the blunt dilatation of the cervical orifice is needed before the curette head end enters the uterine cavity, and the inner wall of the uterine cavity is damaged due to the large curette during uterine curettage, even the uterine perforation is caused by the penetration of the inner wall of the uterus.

For example, a uterine curettage spoon disclosed in CN110063775A adopts a bidirectional spoon design, which can curette the anterior uterine wall in the anterior direction and curette the posterior uterine wall in the posterior direction; the top of the curette is designed to be oval, so that the curette has a protective effect on the postpartum soft, namely thin uterine wall, and can reduce the incidence of uterine perforation. However, the used curettes are different in size according to the disease of the patient or the individual difference of the cervical orifice, and waste is caused by the fact that one curettes with a plurality of specifications need to be unsealed in one operation; meanwhile, the disposable utilization of the spoon core is difficult to realize.

SUMMERY OF THE UTILITY MODEL

In view of the above problems, the utility model provides a curette, which mainly solves the problems that the prior art is convenient for adjusting the size of the spoon head and the spoon core can not be replaced.

In order to solve the problem, the utility model adopts the following technical scheme:

a curette comprising

The end part of the spoon core is an arc-shaped spoon head, and two ends of the spoon head are both connected with core bodies;

a body which comprises a spoon handle and a spoon neck which are mutually connected,

the spoon handle is provided with a sliding groove,

the spoon neck is of a through structure, wherein the through part is communicated with the chute, and the core body can be arranged in the spoon neck in a penetrating way;

an adjusting mechanism comprising

A sliding part which is arranged in the sliding groove in a sliding way,

the adjusting piece is arranged at one end of the sliding piece and can penetrate through the middle through part of the key neck;

the end of the core body, which is far away from the spoon head, is provided with a core body connecting part, and the end of the adjusting piece, which is far away from the sliding piece, is provided with an adjusting connecting part matched with the core body connecting part.

In one mode, the spoon neck is provided with two core body through holes, and the two core bodies are respectively arranged in the two core body through holes in a penetrating manner.

In one mode, one end of the sliding part is provided with two adjusting parts; the two adjusting pieces are respectively arranged in the through holes of the two core bodies in a penetrating way and are clamped with the two adjusting pieces.

In one mode, the outer side of the core body connecting part is of a tooth-shaped structure, and the inner side of the adjusting connecting part is of a tooth-shaped structure.

In one mode, the tooth-shaped structure of the core body connecting part is inclined from front to back to the outer side, and the tooth-shaped structure of the adjusting connecting part is inclined from front to back to the inner side.

In one form, the degree of curvature of the spoon head is adjustable.

In one mode, when the sliding part slides in the sliding groove, the adjusting part can leave the core through hole.

In one mode, the adjusting pieces are made of elastic materials, and after the two adjusting pieces leave the core body through holes, the distance between the two adjusting connecting parts is larger than that between the two core body connecting parts; and adjusting blocks are arranged on the two adjusting pieces.

In one mode, the sliding part has a plurality of adjusting gears when sliding in the sliding groove.

In one mode, the side wall of the sliding groove is provided with a plurality of gear grooves, and the side wall of the sliding part is provided with a plurality of arc-shaped elastic sheets.

The utility model has the advantages that:

1. the size of the spoon head can be adjusted by adjusting the position of the core body, so that the spoon head can be suitable for more use environments;

2. the spoon core can be detached and replaced, so that the disposable spoon can be used, and different patients can directly adopt the mode of replacing the spoon core.

Drawings

Fig. 1 is a schematic diagram of an explosive structure of the present invention;

FIG. 2 is a schematic view of an assembly state of the present invention;

FIG. 3 is a schematic view of the partially disassembled structure of the present invention;

fig. 4 is a schematic view of a partial structure of the present invention.

In the figure:

10 body, 11 spoon handle, 120 spoon neck, 20 spoon core, 21 core body, 210 core body connecting part, 22 spoon head, 30 adjusting mechanism, 31 adjusting part, 32 sliding part, 310 adjusting connecting part, 311 adjusting block and 33 arc-shaped elastic sheet.

Detailed Description

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

as in fig. 1, a curette, comprising

The end part of the spoon core 20 is an arc-shaped spoon head 22, and the front end of the spoon head 22 is of a crescent sheet structure; one mode of the spoon core 20 is rubber, has certain strength, is not easy to deform greatly when external force is small, and the specific strength can be adjusted according to actual requirements, so that normal uterine curettage can be guaranteed.

Both ends of the spoon head 22 are connected with the core body 21;

referring to fig. 3, it further comprises a body 10, the body 10 comprises a spoon handle 11 and a spoon neck 120 connected to each other,

the spoon handle 11 is provided with a sliding groove 12, and the sliding groove 12 is arranged along the length direction of the curette;

the key neck 120 is a through structure, wherein the through part is communicated with the chute 12, and the core body 21 can be arranged in the key neck 120 in a penetrating way;

the curvature of the spoon head 22 is adjustable; when the two cores 21 are pulled towards the spoon handle 11, the two ends of the spoon head 22 are pulled backwards, and the two ends of the spoon head 22 are partially pulled into the middle part, so that the spoon head 22 is tightened and shrunk.

An adjusting mechanism 30, comprising

A sliding member 32 slidably disposed in the chute 12,

an adjusting piece 31 arranged at one end of the sliding piece 32, wherein the adjusting piece 31 can penetrate through the middle part of the key neck 120;

the end of the core body 21 far away from the spoon head 22 is provided with a core body connecting part 210, and the end of the adjusting piece 31 far away from the sliding piece 32 is provided with an adjusting connecting part 310 matched with the core body connecting part.

The middle through part of the key neck 120 is provided with two core body through holes, and the two core bodies 21 are respectively arranged in the two core body through holes in a penetrating way.

One end of the sliding part 32 is provided with two adjusting parts 31; the two adjusting pieces 31 are respectively arranged through the through holes of the two core bodies and clamped with the two adjusting pieces 31.

Referring to fig. 3, the core body connecting portion 210 has a tooth-shaped structure on the outer side, and the adjusting connecting portion 310 has a tooth-shaped structure on the inner side.

The tooth structure of the core body coupling portion 210 is inclined from front to rear to the outside, and the tooth structure of the adjusting coupling portion 310 is inclined from front to rear to the inside.

Referring to fig. 2, after the core body 21 is replaced, the distance between the two adjusting connecting portions 310 at the front end of the adjusting member 31 is reduced to match the through holes of the two core bodies, and then the adjusting connecting portions 310 are respectively inserted into the through holes of the two core bodies; then, two core body connecting parts 210 penetrate into the through hole from the other end of the core body through hole, when the core body connecting parts 210 and the adjusting connecting part 310 meet in the through hole, the core body connecting parts and the adjusting connecting part are mutually pushed close, the clamping tooth parts of the core body connecting parts and the adjusting connecting part are mutually meshed to form a meshing relation as shown in a partial enlarged view of fig. 1, and under the limitation of the inner diameter of the through hole, the core body connecting parts and the adjusting connecting part are not easy to support and clamp, and the position of the.

The foregoing references to "front and back" are made with reference to the orientation of fig. 3, and are intended to be descriptive only and not to have any other special meaning.

When the sliding member 32 slides in the slide groove 12, the adjusting member 31 can be separated from the core through hole.

With further reference to fig. 3, the adjusting members 31 are made of an elastic material, and when the two adjusting members 31 leave the core body through hole, the distance between the two adjusting connecting portions 310 is greater than that between the two core body connecting portions 210; the two adjusting pieces 31 are provided with adjusting blocks 311. After the front end of the adjusting piece 31 leaves the core body through hole, the two adjusting keys 31 rebound to be away from each other, at the moment, the latch on the inner side of the adjusting connecting part 310 is separated from the latch on the outer side of the core body connecting part 210, and at the moment, the core body 21 can be pulled out from the other end of the body 10 for replacement.

As shown in fig. 4, the slider 32 has several adjustment positions when sliding in the slide groove 12.

The side wall of the sliding chute 12 is provided with a plurality of gear grooves 13, and the side wall of the sliding part 32 is provided with a plurality of arc-shaped elastic sheets 33; when the sliding part 32 slides in the sliding groove 12, the arc-shaped elastic sheet 33 can correspondingly enter the gear groove 13, so that the adjustment of the gears is realized, and after the sliding part 32 is stirred by external force, the arc-shaped elastic sheet 33 is deformed, so that the sliding part 32 slides in the sliding groove 12.

It will be apparent to those skilled in the art that various modifications may be made to the above embodiments without departing from the general spirit and concept of the invention. Which all fall within the protection scope of the utility model. The protection scheme of the utility model is based on the appended claims.

Claims

1. Curette, its characterized in that: comprises that

The spoon head comprises a spoon core (20), an arc-shaped spoon head (22) at the end part, and core bodies (21) connected with both ends of the spoon head (22);

a body (10) comprising a spoon handle (11) and a spoon neck (120) which are connected with each other,

the spoon handle (11) is provided with a sliding groove (12),

the key neck (120) is of a through structure, wherein the through part is communicated with the chute (12), and the core body (21) can be arranged in the key neck (120) in a penetrating way;

an adjusting mechanism (30) comprising

A sliding part (32) which is arranged in the sliding groove (12) in a sliding way,

an adjusting piece (31) arranged at one end of the sliding piece (32), wherein the adjusting piece (31) can penetrate through the middle through part of the key neck (120);

the end of the core body (21) far away from the spoon head (22) is provided with a core body connecting part (210), and the end of the adjusting piece (31) far away from the sliding piece (32) is provided with an adjusting connecting part (310) matched with the core body connecting part.

2. The curette according to claim 1, wherein: the key neck (120) is provided with two core body through holes, and the two core bodies (21) are respectively arranged in the two core body through holes in a penetrating way.

3. The curette according to claim 2, wherein: one end of the sliding part (32) is provided with two adjusting parts (31); the two adjusting pieces (31) are respectively arranged in the through holes of the two core bodies in a penetrating way and are clamped with the two adjusting pieces (31).

4. The curette according to claim 1, wherein: the outer side of the core body connecting part (210) is of a tooth-shaped structure, and the inner side of the adjusting connecting part (310) is of a tooth-shaped structure.

5. The curette according to claim 4, wherein: the tooth-shaped structure of the core body connecting part (210) inclines from front to back to the outer side, and the tooth-shaped structure of the adjusting connecting part (310) inclines from front to back to the inner side.

6. The curette according to claim 1, wherein: the curvedness of the spoon head (22) is adjustable.

7. The curette according to claim 1, wherein: when the sliding part (32) slides in the sliding groove (12), the adjusting part (31) can leave the core through hole.

8. The curette according to claim 7, wherein: the adjusting pieces (31) are made of elastic materials, and when the two adjusting pieces (31) leave the core body through holes, the distance between the two adjusting connecting parts (310) is larger than that between the two core body connecting parts (210); and adjusting blocks (311) are arranged on the two adjusting pieces (31).

9. The curette according to claim 1, wherein: the sliding part (32) has several adjusting positions when sliding in the sliding groove (12).

10. The curette according to claim 1, wherein: the side wall of the sliding groove (12) is provided with a plurality of gear grooves (13), and the side wall of the sliding part (32) is provided with a plurality of arc-shaped elastic sheets (33).