CN218636020U

CN218636020U - Endometrium segmentation sampling device

Info

Publication number: CN218636020U
Application number: CN202221727619.9U
Authority: CN
Inventors: 宋思蕊; 吴丝雨; 旦增美朵; 李怀芳
Original assignee: Shanghai Tongji Hospital
Current assignee: Shanghai Tongji Hospital
Priority date: 2022-07-06
Filing date: 2022-07-06
Publication date: 2023-03-17
Anticipated expiration: 2032-07-06

Abstract

The utility model relates to an endometrium segmentation sampling device, include: the suction component is arranged in the sleeve; wherein, the sleeve pipe includes: a head and a tail connected to a proximal end of the head by a connection; the outer wall of the head part is provided with a plurality of hairbrushes; the subassembly of drawing includes: the suction head and the suction pipe are fixedly connected with the near end of the suction head; the proximal end of the suction tube extends out of the tail part; the sleeve of the endometrium subsection sampling device of the utility model is divided into a head part provided with a brush and a tail part sleeved outside the suction component, the head part can sample the endometrium of the cervical canal, and the suction component can sample the endometrium in the uterine cavity; the connecting part is a weak part which is easy to break, the head can be taken down after the sampling of the cervical canal is finished, the sampling in the uterine cavity is continued, the uterus can be sampled in a segmented manner without expanding the uterine opening, and the pain of a patient is reduced while the operation is convenient.

Description

Endometrium segmentation sampling device

Technical Field

The utility model relates to the field of medical equipment, especially, relate to an endometrium segmentation sampling device.

Background

Taking endometrium for biopsy is an important means for determining benign and malignant lesions in uterine cavity or cervical canal, and the conventional biopsy taking mode is diagnostic uterine curettage by using a curette, which has many defects, such as: (1) the cervical orifice is expanded by the uterine dilating rod until the spatula can pass through the uterine dilating rod, and the patient suffers great pain if anesthesia is not performed; (2) part of postmenopausal elderly patients have tight cervical openings, are difficult to expand and are difficult to sample.

The conventional endometrial sampler without uterine dilatation in the market is a single-head brush sample, can only touch the uterine bottom after penetrating into the uterine cavity, cannot reach the uterine horn, is easy to miss and take, and a part of patients with unknown lesion properties and parts need to respectively take endometrium of the cervical canal and endometrium in the uterine cavity and send the endometrium for biopsy, and the conventional sampler can only take the endometrium in the uterine cavity and cannot take the endometrium of the cervical canal.

Therefore, a sampling device which can separately take the uterine neck tube and the endometrium in the uterine cavity without expanding the uterine mouth is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a segmented sampling device for endometrium aiming at the defects in the prior art.

In order to achieve the purpose, the utility model adopts the technical proposal that:

an endometrial segmentation sampling device is provided, comprising: the suction assembly is arranged in the sleeve;

wherein the bushing comprises: a head and a tail connected to a proximal end of the head by a connection; the outer wall of the head part is provided with a plurality of hairbrushes; the wall thickness of the head part is consistent with that of the tail part, and the wall thickness of the connecting part is smaller than that of the head part; the outer diameter of the tail part is not larger than that of the head part;

the suction assembly comprises: the suction head has certain ductility and a suction tube fixedly connected with the proximal end of the suction head; the suction head is shaped like a shoe-shaped gold ingot; the proximal end of the aspiration tube extends out of the tail.

Preferably, the side wall of the tail part is provided with scale marks.

Preferably, the distal end of the head is provided with a dome.

Preferably, the outer wall of the connecting part is thinned towards the inner wall; the inner wall of the connecting part protrudes along the radial direction of the connecting part to form a limiting part.

Preferably, the proximal end of the suction tube is detachably connected with a suction device.

Preferably, a handle is fixedly connected to the outer wall of the proximal end of the suction tube.

Preferably, the suction head is provided with a plurality of through holes.

Preferably, the cannula and the aspiration tube are both made of medical grade polypropylene.

Preferably, the suction head is made of a soft material, and the soft material is selected from medical polyvinyl chloride or medical polyamide.

The utility model adopts the above technical scheme, compare with prior art, have following technological effect:

the sleeve of the endometrium subsection sampling device of the utility model is divided into a head part provided with a brush and a tail part sleeved outside the suction component, the head part can sample the endometrium of the cervical canal, and the suction component can sample the endometrium in the uterine cavity; the connecting part is a weak part which is easy to break, the head can be taken down after the sampling of the cervical canal is finished, the sampling in the uterine cavity is continued, the uterus can be sampled in a segmented manner without a uterine dilating opening, and the pain of a patient is reduced while the operation is convenient.

Drawings

Fig. 1 is a schematic diagram of the basic structure of an endometrial segment sampling device according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of an endometrial segmentation sampling device in an embodiment of the present invention;

the reference numerals in the figures include:

a sleeve 1; a head portion 11; a brush 111; a connecting portion 12; a tail portion 13; a suction assembly 2; a suction head 21; an aspiration tube 22; a handle 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, in the case of no conflict, the embodiments and features of the embodiments of the present invention may be combined with each other.

The present invention will be further described with reference to the accompanying drawings and specific embodiments, which are not intended to limit the present invention.

Examples

The present embodiment provides an endometrium segmented sampling device, comprising: the device comprises a hollow sleeve 1 and an absorption component 2 arranged in the sleeve 1;

wherein the cannula 1 is made of medical polypropylene; the bushing 1 comprises: a head 11 and a tail 13 connected to a proximal end of the head 12 via a connection 12; the distal end of the head 11 is provided with a dome; the outer wall of the head part 11 is provided with a plurality of brushes 111; the wall thickness of the head part 11 is consistent with that of the tail part 13, and the wall thickness of the connecting part 12 is smaller than that of the head part 11; the outer diameter of the tail part 13 is not larger than that of the head part 11; the outer wall of the connecting part 12 is thinned towards the inner wall; the inner wall of the connecting part 12 protrudes along the radial direction to form a limiting part; the side wall of the tail part 13 is provided with scale marks;

the suction assembly 2 comprises: an aspiration head 21 made of medical polyvinyl chloride and having a certain ductility and an aspiration tube 22 fixedly connected with the proximal end of the aspiration head 21; a plurality of through holes are formed in the suction head 21; the suction head 21 is shaped like a shoe-shaped gold ingot; the proximal end of the aspiration tube 22 extends out of the tail 13; the suction tube 22 is made of medical polypropylene; the proximal end of the suction tube 22 is detachably connected with a suction device; a handle 23 is fixedly connected to the outer wall of the proximal end of the suction tube 22.

In a preferred embodiment, the aspiration device is a 5mL syringe.

When the cervical dilator is used, a medical worker extends the head 11 of the sleeve 1 into the cervix of a patient by 2cm-3cm, keeps the connecting part 12 outside the cervix, and can sample the endometrium of the cervix in the extending process of the brush 111, and exits the cervix on the original path of the sleeve 1 after sampling, and the medical worker can easily break the sleeve 1 because the connecting part 12 is a weak part which is easy to break, separates the head 11 from the tail 13 of the sleeve 1, and can place the head 11 into a sample bag for subsequent operation; the medical staff continues to extend the tail part 13 into the cervix of the patient until the far end of the tail part 13 reaches the uterine cavity of the patient, and after touching the uterine cavity, the tail part 13 is withdrawn by 2cm according to the scale mark outside the tail part 13, then the suction assembly 2 is pushed towards the uterine cavity through the handle 23, so that the suction head 21 contracted in the tail part 13 is pushed out of the far end of the tail part 13, the suction head 21 extends out of the tail part 13 and extends, and further the suction head 21 can simultaneously reach the uterine cavity and the uterine horn, the suction device is started, and the endometrium of the uterine cavity and the uterine horn can be sucked into the suction assembly 2 through a plurality of through holes on the suction head 21; after the absorption is accomplished, medical personnel will absorb subassembly 2 through handle 23 and pull to self direction, can make and absorb subassembly 2 withdrawal afterbody 13 in, finally, take out sleeve pipe 1, will absorb subassembly 2 and shift to the sample bag can.

To sum up, the sleeve of the endometrium segmented sampling device of the utility model is divided into a head part provided with a brush and a tail part sleeved outside the suction component, the head part can sample the endometrium of the cervical canal, and the suction component can sample the endometrium in the uterine cavity; the connecting part is a weak part which is easy to break, the head can be taken down after the sampling of the cervical canal is finished, the sampling in the uterine cavity is continued, the uterus can be sampled in a segmented manner without a uterine dilating opening, and the pain of a patient is reduced while the operation is convenient.

The above description is only a preferred embodiment of the present invention, and not intended to limit the scope and embodiments of the present invention, and it should be appreciated by those skilled in the art that various equivalent and obvious modifications can be made in the present invention and the description and drawings, and all such modifications are intended to be included within the scope and spirit of the present invention.

Claims

1. An endometrial segmentation sampling device, comprising: the device comprises a hollow casing (1) and a suction assembly (2) arranged in the casing (1);

wherein the bushing (1) comprises: a head (11) and a tail (13) connected to the proximal end of the head (11) by a connection (12); the outer wall of the head part (11) is provided with a plurality of brushes (111); the wall thickness of the head part (11) is consistent with that of the tail part (13), and the wall thickness of the connecting part (12) is smaller than that of the head part (11); the outer diameter of the tail part (13) is not larger than that of the head part (11);

the suction assembly (2) comprises: a suction head (21) with certain ductility and a suction tube (22) fixedly connected with the proximal end of the suction head (21); the suction head (21) is in a shoe-shaped gold ingot shape; the proximal end of the suction tube (22) extends out of the tail (13).

2. An endometrial segment sampling device according to claim 1, characterized in that the side walls of the tail (13) are provided with graduation marks.

3. The endometrial segmentation sampling device of claim 1, wherein the distal end of the head (11) is provided with a dome.

4. The endometrial segmentation sampling device of claim 1, wherein the outer wall of the connection portion (12) is thinned towards the inner wall; the inner wall of the connecting part (12) protrudes along the radial direction to form a limiting part.

5. The endometrial segmentation sampling device of claim 1, wherein a suction device is removably attached to the proximal end of the aspiration tube (22).

6. The endometrial segment sampling device of claim 1, wherein a handle (23) is fixedly attached to the proximal outer wall of the aspiration tube (22).

7. The endometrial segmentation sampling device of claim 1, wherein the suction head (21) is formed with a plurality of through holes.

8. The endometrial segment sampling device of claim 1, wherein the cannula (1) and the aspiration tube (22) are made of medical grade polypropylene.

9. The endometrial segmentation sampling device of claim 1, wherein the suction head (21) is made of a soft material selected from a medical grade polyvinyl chloride or a medical grade polyamide.