CN221331397U - Disposable son Gong Zhijia - Google Patents

Abstract

The utility model discloses a disposable son Gong Zhijia which comprises a uterus support and a conveyor; the conveyer comprises a push rod and a sleeve, and the sleeve is sleeved on the push rod in a sliding manner; the uterus support is connected with the front end part of the sleeve; wherein, when the sleeve is slid backward relative to the push rod, the uterine bracket connected to the front end of the sleeve is separated from the sleeve under the blocking of the push rod. It can make the uterine support smoothly enter the uterine cavity, and has simple operation.

Description

Disposable son Gong Zhijia

Technical Field

The utility model relates to a disposable son Gong Zhijia, belonging to the technical field of medical appliances.

Background

In recent years, more and more clinicians choose to use hysteroscopic procedures and the like to treat uterine lesions, however, these procedures or secondary infections may cause endometrial damage and thus intrauterine adhesions, balloon uterine stents are currently used clinically to perform the procedure, and it has been found by search that chinese patent publication No. CN209032505U discloses a stable uterine stent in which the cervical os are propped open by injecting water into a first water balloon, and a second water balloon is filled and secured in the cervical os so that the catheter and the first water balloon do not slide back and forth, which allows the cervix to slowly expand to a range suitable for the procedure and do not slide back and forth in the cervix, causing pain to the patient. However, the patent has a complex structure, is inconvenient to operate and is inconvenient to take out after operation.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide a disposable uterine bracket which can enable the uterine bracket to smoothly enter a uterine cavity and is simple and convenient to operate.

In order to solve the technical problems, the technical scheme of the utility model is as follows: a disposable cartridge Gong Zhijia comprising a uterine stent and a delivery device;

The conveyer comprises a push rod and a sleeve, and the sleeve is sleeved on the push rod in a sliding manner;

the uterine bracket is adapted to be connected to the front end of the cannula in use; wherein,

When the sleeve is slid backward relative to the push rod, the uterine bracket connected to the front end of the sleeve is separated from the sleeve by the push rod.

Further, in order to limit and adjust the depth of insertion of the instrument into the uterus, the conveyor further comprises a stop collar for limiting the depth of insertion, and the stop collar is sleeved on the outer wall of the sleeve.

Further, in order to enable the limit sleeve to be in close fit with the sleeve, at least one limit rib is arranged on the inner wall of the limit sleeve, a close fit groove is formed by surrounding the inner end of the limit rib, and the sleeve penetrates through the close fit groove and is in close fit with the close fit groove; the inner diameter of the close-fit groove is smaller than the outer diameter of the sleeve.

Further, in order to facilitate holding of the stop collar, the outer wall of the stop collar is provided with a concave part and a convex part along the axial direction of the stop collar.

Further, an insertion hole is formed in the uterine bracket, and a notch matched with the insertion hole is formed in the top end of the sleeve.

Further, in order to avoid the phenomenon that the uterine stent is connected with Gong Qiangnian, the insertion hole has a cross-shaped structure.

Further, to ensure that the uterine stent is easy to place, the notch may also be provided with a front insertion opening, the size of which is at least smaller than the size of the body of the notch.

Further, in order to reduce the pain of the patient and facilitate long-term use, the uterine bracket comprises a bracket body made of soft materials.

Further, in order to strengthen the whole structure of the uterus support, the edge of the support body is provided with reinforcing ribs.

Further, in order to prevent the uterine stent from being completely adhered to the uterine cavity wall, the frame body may be further provided with at least one bump.

Further, in order to facilitate the subsequent extraction of the uterine stent, the rear end part of the uterine stent is provided with an indwelling rod.

Further, in order to avoid injuring the uterine cavity, the front part of the pushing rod is of a non-tip structure.

Further, in order to facilitate the handheld operation of the push rod, the rear portion of the push rod may also be provided with a handheld portion.

Further, in order to smoothly push out the uterine stent, the length of the push rod is longer than the length of the sleeve.

After the technical scheme is adopted, the utility model has the following beneficial effects:

1. In the utility model, the push rod is sleeved in the sleeve, the limit sleeve is sleeved on the outer wall of the sleeve, the three parts form the conveyer, the uterine support and the conveyer are placed in the uterine cavity together, when the limit sleeve is contacted with the vulva, the push rod is held, the sleeve is then withdrawn to the hand-held circular ring arranged at the tail part of the push rod, at the moment, the uterine support is separated from the sleeve, the uterine support is remained in the uterine cavity, and then the conveyer is withdrawn from the uterine cavity.

Drawings

FIG. 1 is a perspective view of a disposable cartridge Gong Zhijia of the present utility model;

fig. 2 is a perspective view of the uterine stent of the present utility model;

FIG. 3 is a full cross-sectional view of the stop member of the present utility model;

FIG. 4 is a perspective view of a push rod of the present utility model;

fig. 5 is a perspective view of the sleeve of the present utility model.

Detailed Description

In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments that are illustrated in the appended drawings.

As shown in fig. 1-5, a disposable cartridge Gong Zhijia includes a uterine stent 3 and a delivery device;

the conveyor comprises a push rod 1 and a sleeve 2, wherein the sleeve 2 is sleeved on the push rod 1 in a sliding way;

The uterine bracket 3 is adapted to be connected to the front end of said sleeve 2 in use; wherein,

When the sleeve 2 is slid backward with respect to the push rod 1, the uterine bracket 3 attached to the front end portion of the sleeve 2 is separated from the sleeve 2 by the push rod 1.

In this embodiment, the uterine stent 3 is placed in a state of being separated from the sleeve 2 before use, and when the use is required, the uterine stent 3 is attached to the front end portion of the sleeve 2.

Specifically, the conveyer also comprises a limiting sleeve 4 for limiting the implantation depth, and the limiting sleeve 4 is sleeved on the outer wall of the sleeve 2.

Specifically, as shown in fig. 3, four limit ribs 41 are arranged on the inner wall of the limit sleeve 4, the inner ends of the limit ribs 41 enclose a close-fit groove, and the sleeve 2 passes through the close-fit groove and is closely fitted in the close-fit groove; the inner diameter of the close-fit groove is smaller than the outer diameter of the sleeve 2; in the present embodiment, the number of the limit ribs 41 may be specifically set according to the need, and is not limited to four.

Specifically, as shown in fig. 3, the outer wall of the spacer 4 is provided with a concave portion 42 and a convex portion 43 in the axial direction thereof, which is convenient to be held in a hand during use.

Specifically, the uterine bracket 3 is provided with an insertion hole, and the top end of the sleeve 2 is provided with a notch 21 matched with the insertion hole 31.

Specifically, the insertion hole 31 has a cross-shaped structure, which facilitates placement of the notch 21 at the top end of the sleeve, and when placed in the uterine cavity, the cross-shaped structure does not adhere the uterine bracket 3 to the sleeve 2 as a circular hole does.

As shown in fig. 5, the notch 21 of the sleeve is further provided with a front insertion opening, the size of the front insertion opening is at least smaller than the size of the body of the notch 21, so that the sleeve is convenient to insert into the notch 21 with a small middle wide end part, the placement of the sleeve 3 is convenient, and the sleeve 2 is not separated from the sleeve 3 when the sleeve is sent into a uterine cavity.

Specifically, the uterine stent 3 includes a frame body 32 made of a soft material. Specifically, the frame 32 is a structure that mates with the uterine cavity. In the embodiment, the uterine bracket 3 is made of soft polymer material, has a small overall thickness, can ensure that a patient has no foreign body sensation when placed in the uterine cavity, and is convenient for long-term use. The width L of the uterine support 3 can be selected from 1cm-5cm according to different human body requirements.

Specifically, as shown in fig. 2, the edge of the frame 32 is provided with a reinforcing rib 33, and the reinforcing rib 33 makes the whole structure of the uterine bracket more stable.

The frame 32 is also provided with a plurality of protruding points 34, and the protruding points 34 can prevent the uterine bracket 3 from being stuck to the uterine cavity wall.

Specifically, as shown in fig. 2, the rear end portion of the uterine stent 3 is provided with an indwelling rod 35, and in the present utility model, after the placement of the uterine stent 3 is completed, the uterine stent 3 can be carried out of the uterine cavity by the indwelling rod 35 when the operation is completed or otherwise.

Specifically, the front portion of push rod 1 is non-pointed structure, prevents to hurt the palace chamber, and the rear portion of push rod 1 is equipped with handheld portion, and the length of push rod 1 is longer than the length of sleeve pipe 2, and length 2mm-20mm ensures that can release uterine support 3 smoothly and can not harm the palace chamber because of placing the in-process.

As shown in fig. 4, the hand-hold portion 11 (in this embodiment, the hand-hold portion 11 is a hand-hold ring) at the tail portion of the push rod 1 can play a role in limiting relative movement between the push rod 1 and the sleeve 2, and can also play a role in facilitating hand-hold operation.

In this embodiment, the usage method of the disposable part Gong Zhijia is as follows:

(1) Firstly, measuring the depth of the uterine cavity to adjust the position of the limit sleeve 4 on the sleeve 2, and ensuring that the uterine bracket 3 is completely sent into the uterine cavity when the limit sleeve 4 contacts with the vulva;

(2) The pre-installed pushing rod 1 is arranged in the sleeve 2, and the sleeve 2, the limiting sleeve 4 and the pushing rod 1 form a conveyer;

(3) Placing the insertion hole 31 of the uterine bracket 3 in the notch 21 at the top end of the sleeve 2;

(4) The uterine stent 3 is placed into the uterine cavity together with the delivery device, when the limit sleeve 4 is in contact with the vulva, the push rod 1 is held, then the sleeve 2 is retracted to the push limit position (touching the hand-held circular ring of the push rod 1), at this time the uterine stent 3 is separated from the sleeve 2, and then the delivery device is withdrawn from the uterine cavity.

The technical problems, technical solutions and advantageous effects solved by the present utility model have been further described in detail in the above-described embodiments, and it should be understood that the above-described embodiments are only illustrative of the present utility model and are not intended to limit the present utility model, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present utility model should be included in the scope of protection of the present utility model.

Claims (10)

1. A disposable son Gong Zhijia, characterized by comprising a uterine stent (3) and a conveyor;

the conveyor comprises a pushing rod (1) and a sleeve (2), wherein the sleeve (2) is sleeved on the pushing rod (1) in a sliding manner;

The uterine stent (3) is adapted to be connected to the front end of the sleeve (2) in use; wherein,

When the sleeve (2) is slid backwards relative to the push rod (1), the uterine bracket (3) connected to the front end part of the sleeve (2) is separated from the sleeve (2) under the blocking of the push rod (1).

2. The disposable cartridge Gong Zhijia of claim 1 wherein,

The conveyer also comprises a limiting sleeve (4) for limiting the implantation depth, and the limiting sleeve (4) is sleeved on the outer wall of the sleeve (2).

3. A disposable set Gong Zhijia as defined in claim 2 wherein,

At least one limit rib (41) is arranged on the inner wall of the limit sleeve (4), a close-fit groove is formed by surrounding the inner end of the limit rib (41), and the sleeve (2) passes through the close-fit groove and is closely matched in the close-fit groove; the inner diameter of the close-fit groove is smaller than the outer diameter of the sleeve (2).

4. A disposable set Gong Zhijia as defined in claim 2 wherein,

The outer wall of the limit sleeve (4) is provided with a concave part (42) and a convex part (43) along the axial direction.

5. A disposable set Gong Zhijia as defined in claim 1, wherein,

An insertion hole (31) is formed in the uterine support (3), and a notch (21) matched with the insertion hole (31) is formed in the top end of the sleeve (2).

6. A disposable set Gong Zhijia as defined in claim 5 wherein,

The insertion hole (31) is of a cross-shaped structure;

And/or the gap (21) is provided with a front insertion opening, the size of which is at least smaller than the size of the body of the gap (21).

7. A disposable set Gong Zhijia as defined in claim 1, wherein,

The uterus support (3) comprises a support body (32) made of soft materials.

8. A disposable set Gong Zhijia as defined in claim 7 wherein,

The edge of the frame body (32) is provided with a reinforcing rib (33);

And/or the frame body (32) is provided with at least one convex point (34).

9. A disposable set Gong Zhijia as defined in claim 7 wherein,

An indwelling rod (35) is arranged at the rear end part of the uterine bracket (3).

10. A disposable set Gong Zhijia as defined in claim 1, wherein,

The front part of the pushing rod (1) is of a non-tip structure;

And/or the rear part of the pushing rod (1) is provided with a hand-held part;

and/or the length of the pushing rod (1) is longer than the length of the sleeve (2).