CN217645668U

CN217645668U - Intrauterine adhesion prevention and intrauterine drug delivery device

Info

Publication number: CN217645668U
Application number: CN202220203647.4U
Authority: CN
Inventors: 单年春; 周薇; 李平
Original assignee: Xiangya Hospital of Central South University
Current assignee: Xiangya Hospital of Central South University
Priority date: 2022-01-25
Filing date: 2022-01-25
Publication date: 2022-10-25
Anticipated expiration: 2032-01-25

Abstract

The utility model discloses a prevention palace chamber adhesion and intrauterine device of dosing, locate the sleeve pipe on the push rod including push rod and cover, still including antiseized even bag, connecting rod and elastic opening rod, connecting rod one end with opening the pole and connecting in order to constitute T type structure, the other end of connecting rod and opening the both ends of pole all with antiseized even bag links to each other so that antiseized even bag constitutes the triangle-shaped structure. The device has simple structure and convenient use, can effectively isolate the front wall and the rear wall of the uterine cavity, fully expands the uterine cavity and prevents the adhesion of the uterine cavity.

Description

Intrauterine adhesion prevention and intrauterine drug delivery device

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to prevention palace chamber adhesion and intrauterine device of dosing.

Background

Intrauterine adhesion (IUA), also known as Asherman syndrome, is a disease in which the basal layer of the endometrium is damaged due to a pregnant or non-pregnant uterine wound, so that the uterine cavity is partially or completely occluded to cause symptoms such as abnormal menstruation, infertility or recurrent abortion, and the like, and the reproductive capacity and physical and psychological health of women are seriously affected.

The repeated adhesion after the intrauterine adhesion is a common postoperative complication, is a key for influencing the operation effect, and how to prevent the repeated adhesion is a key and difficult point of the current research. In order to prevent postoperative re-adhesion, most surgeries involve placing physical devices (such as intrauterine rings, dilatation balloons and the like) to isolate the anterior and posterior walls of the uterine cavity to prevent re-adhesion of the uterine cavity. However, the existing device has the following defects:

1) Cannot well adapt to the triangular shape of the uterine cavity or the irregular shape after adhesion, so that the uterine cavity cannot be fully expanded, and the local area can still be adhered again.

2) Intrauterine administration is inconvenient, and mechanical expansion cannot promote regeneration of the intima, so even if the uterine cavity is expanded, the intima cannot be regenerated, and the uterine cavity re-adhesion and intimal fibrosis are still caused.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome the not enough of prior art, provide a simple structure, convenient to use can fully expand the palace chamber, prevents the prevention palace chamber adhesion and the intrauterine device of dosing of palace chamber adhesion.

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

the utility model provides a prevention palace chamber adhesion and intrauterine device of dosing, includes that push rod and cover locate the sleeve pipe on the push rod, still includes antiseized even bag, connecting rod and elastic opening rod, connecting rod one end with opening rod connects in order to constitute T type structure, the other end of connecting rod and opening rod's both ends all with antiseized even bag links to each other so that antiseized even bag constitutes the triangle-shaped structure.

As a further improvement of the technical scheme: the connecting rod is a hollow rod and is communicated with the anti-adhesion bag; or the connecting rod and the opening rod are hollow rods and are communicated with the anti-adhesion bag.

As a further improvement of the above technical solution: the anti-adhesion bag is sleeved on the connecting rod, and a first through hole communicated with the anti-adhesion bag is formed in the connecting rod.

As a further improvement of the above technical solution: the first through holes are provided with a plurality of first through holes which are arranged on the connecting rod at intervals.

As a further improvement of the above technical solution: and a plurality of second through holes are formed in the anti-adhesion bag, and the flow area of the first through holes is larger than that of the second through holes.

As a further improvement of the above technical solution: the plurality of second through holes are divided into two groups, and the two groups of second through holes correspond to the two ends of the opening rod one by one.

As a further improvement of the above technical solution: scales are arranged on the sleeve.

As a further improvement of the technical scheme: the sleeve is provided with a movable positioning block.

As a further improvement of the technical scheme: the push rod is provided with a handle.

As a further improvement of the above technical solution: the device also comprises an infusion tube, and the infusion tube is connected with the connecting rod.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the utility model discloses a prevention palace chamber adhesion and intrauterine device of dosing, when using, to prop open the pole to the direction of connecting rod after folding with the whole shrink of antiseized even bag in the cover intraductal, make push rod and connecting rod butt, stretch into palace chamber bottom with the sleeve pipe, the sleeve pipe is removed to the fixed push rod, release pole and connecting rod through the push rod, prop open the both ends of card at the uterine horn under the effect of elasticity to prop open to be triangle-shaped platykurtic with antiseized even bag, increase the area of contact of antiseized even bag and palace intracavity membrane, back wall before the effectual isolated palace chamber, prevent the palace chamber adhesion, and folding back prop open the pole can not stab the cervical bottom when releasing, the security is high, withdraw from sleeve pipe and push rod, accomplish the installation. When the uterine cavity needs to be expanded, the anti-adhesion bag is inflated or transfused to be expanded into a triangular balloon shape, so that the uterine cavity is fully expanded, and the local area is prevented from being adhered again. The device simple structure, convenient to use can effectual isolated palace chamber front and back wall, fully expands the palace chamber, prevents the adhesion of palace chamber.

Drawings

Fig. 1 is a schematic structural view of the first visual angle of the intrauterine adhesion prevention and intrauterine drug delivery device of the present invention.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Fig. 3 is a schematic structural view of the second visual angle of the intrauterine device for preventing intrauterine adhesion and administering drug.

Fig. 4 is a partial cross-sectional view of the spreader bar folded and retracted within the sleeve.

Fig. 5 is a partial cross-sectional view of the spreader bar spreading the anti-adhesion bladder.

Fig. 6 is a schematic structural view of the middle support rod and the connecting rod of the present invention.

The reference numerals in the figures denote: 1. a sleeve; 11. calibration; 2. a push rod; 21. a handle; 3. an anti-adhesion bag; 31. a second through hole; 4. an opening lever; 5. a connecting rod; 51. a first through hole; 52. an instrument connector; 6. positioning a block; 7. an infusion tube.

Detailed Description

The invention is described in further detail below with reference to the drawings and specific examples.

Fig. 1 to 6 show an embodiment of the present invention, the device for preventing adhesion of uterine cavity and intrauterine drug delivery of the present embodiment, comprises a push rod 2 and a sleeve 1 sleeved on the push rod 2, and further comprises an anti-adhesion bag 3, a connecting rod 5 and an elastic opening rod 4, wherein one end of the connecting rod 5 is connected with the opening rod 4 to form a T-shaped structure, and the other end of the connecting rod 5 and both ends of the opening rod 4 are connected with the anti-adhesion bag 3 to make the anti-adhesion bag 3 form a triangular structure matched with the shape of uterine cavity.

This prevention palace chamber adhesion and intrauterine device of dosing, when using, fold back and prevent that adhesion pocket 3 is whole to the orientation of connecting rod 5 with opening rod 4 and contract in sleeve pipe 1, make push rod 2 and connecting rod 5 butt, stretch into palace chamber bottom with

sleeve pipe

1, 2 back withdrawing sleeve pipes 1 of fixed push rod, release opening rod 4 and connecting rod 5 through push rod 2, opening rod 4 opens the card at the both ends of uterine horn under the effect of elasticity, and prop open adhesion pocket 3 and be the triangle-shaped platykurtic, increase the area of contact of preventing adhesion pocket 3 and the endometrium of palace chamber, the back wall before the effectual isolated palace chamber, prevent the palace chamber adhesion, and folding opening rod 4 can not stab the cervical bottom when pushing out backward, the security is high, withdraw from sleeve pipe 1 and push rod 2, accomplish the installation. When the uterine cavity needs to be expanded, the anti-adhesion bag 3 is expanded to be in a triangular balloon shape by inflating or infusing the anti-adhesion bag 3, so that the uterine cavity is fully expanded, and the local area is prevented from being adhered again. The device simple structure, convenient to use can effectual isolated palace chamber front and back wall, fully expands the palace chamber, prevents the adhesion of palace chamber.

In the embodiment, the connecting rod 5 is preferably a hollow rod and is communicated with the anti-adhesion bag 3, the anti-adhesion bag 3 can be inflated or transfused through the connecting rod 5, the anti-adhesion bag 3 is unfolded to be in a triangular balloon shape, an inflation or transfusion pipeline does not need to be independently arranged on the anti-adhesion bag 3, the structure is simplified, and the operation is convenient. In other embodiments, the connecting rod 5 and the opening rod 4 are hollow rods and are communicated with the adhesion preventing bag 3, and the effect of opening the adhesion preventing bag 3 can be achieved.

In this embodiment, the adhesion preventing bag 3 is sleeved on the connecting rod 5, and the connecting rod 5 is provided with a first through hole 51 for communicating with the adhesion preventing bag 3. Specifically, the connecting rod 5 in the anti-adhesion bag 3 facilitates transfusion or inflation into the anti-adhesion bag 3, and liquid or gas enters the anti-adhesion bag 3 through the first through hole 51 and stretches the anti-adhesion bag 3 into a triangular balloon shape so as to fully expand the uterine cavity and prevent the local region of the uterine cavity from being adhered again. In other embodiments, the opening rod 4 and the connecting rod 5 can be integrally arranged in the anti-adhesion bag 3, and the effect of conveniently infusing or inflating the anti-adhesion bag 3 can also be achieved.

In this embodiment, the first through holes 51 are provided in plural, and the plural first through holes 51 are arranged at intervals on the connecting rod 5. The liquid and the gas can be conveniently entered into the adhesion preventing bag 3 through the plurality of first through holes 51.

In this embodiment, the adhesion preventing bag 3 is provided with a plurality of second through holes 31, and the flow area of the first through holes 51 is larger than the flow area of the second through holes 31. Specifically, when needs are given medicine to the uterus, can pour into the liquid medicine into in the connecting rod 5, the liquid medicine flows into in the antiseized bag 3 and struts antiseized bag 3 and be triangle-shaped balloon shape through first through-hole 51, then discharge from second through-hole 31, can effectively expand the palace chamber, can realize again giving medicine to the uterus, be favorable to promoting the inner membrance regeneration, avoid the uterus chamber to glue again and the fibrosis of inner membrance, when need not give medicine but need expand the uterus chamber, can be to the connecting rod 5 in defeated normal saline or aerify and make antiseized bag 3 strut, with abundant expansion uterus chamber, avoid local area adhesion once more.

In this embodiment, the plurality of second through holes 31 are divided into two groups, and the two groups of second through holes 31 correspond to the two ends of the spreader bar 4 one by one. The two groups of second through holes 31 are convenient for discharging the liquid medicine from the side surface of the anti-adhesion bag 3, and the administration to the uterine cavity is realized.

In this embodiment, the connection rod 5 is provided with an instrument connector 52. When administering or inflating, the administration or inflation apparatus may interface with the apparatus connector 52 for ease of operation.

In this embodiment, the sleeve 1 is provided with a scale 11. Before sleeve pipe 1 stretched into the palace chamber, need measure the degree of depth in palace chamber, the degree of depth that accessible scale 11 judged sleeve pipe 1 and got into, it is convenient to observe, avoids sleeve pipe 1 to stab palace chamber bottom.

In this embodiment, the sleeve 1 is provided with a movable positioning block 6. Preferably, the locating block 6 is a medical silica gel block, and after the uterine cavity depth measurement is completed, the locating block 6 can be moved to the corresponding scale 11 by manually overcoming friction force, and the sleeve 1 can stop extending after the cervical orifice is contacted with the locating block 6, so that the depth of the sleeve 1 can be further conveniently judged, and the bottom of the uterine cavity can be prevented from being stabbed by the sleeve 1.

In this embodiment, the handle 21 is provided on the push rod 2. The handle 21 can be used for facilitating the push-pull operation.

In this embodiment, the device further comprises a perfusion tube 7, and the perfusion tube 7 is connected with the connecting rod 5. Specifically, the infusion tube 7 is preferably a hose, after the push rod 2 is withdrawn, the infusion tube 7 is unfolded, the infusion tube 7 is hidden in the vagina after being kept at a proper length, the medicine can be administered or inflated into the uterine cavity through the infusion tube 7, the operation can be performed at the vaginal opening without the operation at the cervical opening, the operation of expanding the uterine cavity and the medicine administration is further optimized, and after the anti-adhesion bag 3 is used for a period of time, the anti-adhesion bag 3, the opening rod 4 and the connecting rod 5 can be integrally pulled out from the uterine cavity through pulling the infusion tube 7, so that the operation is convenient. In other embodiments, the end of the connecting rod 5 is provided with a pulling rope (not shown in the figures), when the push rod 2 is withdrawn, the pulling rope is unfolded and cut short to be hidden in the vagina, and the anti-adhesion sac 3, the opening rod 4 and the connecting rod 5 can be integrally pulled out from the uterine cavity by pulling the pulling rope.

In this embodiment, the opening rod 4 may be made of medical rubber, medical memory metal, medical plastic, or the like, so as to avoid infection of the uterine cavity. In other embodiments, the opening rod 4 and the connecting rod 5 may be provided with ultrasonic positioning lines to facilitate the treatment operation under the guidance of ultrasonic waves.

This prevention palace chamber adhesion and intrauterine device of dosing, when using, fold back and antiseized even bag 3 whole shrink in sleeve pipe 1 after will propping open pole 4 to the direction of connecting rod 5, make push rod 2 and connecting rod 5 butt, measure the palace chamber degree of depth, move locating piece 6 to the scale 11 department that corresponds on the sleeve pipe 1, stretch into the palace chamber bottom with sleeve pipe 1, fixed push rod 2 withdraws sleeve pipe 1, it will prop open pole 4 and connecting rod 5 to release through push rod 2, prop open pole 4 and expand the card at the both ends of palace angle under the effect of elasticity, and prop up to prevent even bag 3 and be the triangle-shaped platykurtic, withdraw sleeve pipe 1 and push rod 2, hide in the vagina after leaving transfer line 7 to get suitable length, accomplish the installation. When needing to administer, input the liquid medicine in the transfer line 7, the liquid medicine flows into in the anti-adhesion bag 3 through the first through-hole 51 and struts the anti-adhesion bag 3 and be triangle-shaped balloon shape, then discharge from the second through-hole 31, can effectively expand the uterine cavity, can realize administering to the uterus again, be favorable to promoting the inner membrane regeneration, avoid the uterine cavity to glue again and the fibrosis of inner membrane, when not needing to administer but need expand the uterine cavity, can be to the transport line 7 in defeated normal saline or aerify and make anti-adhesion bag 3 strut, with the abundant uterine cavity of expanding, avoid the uterine cavity to glue again.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, without departing from the scope of the technical solution of the present invention, using the technical content disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention should fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a prevention palace chamber adhesion and intrauterine device of dosing, includes that push rod (2) and cover locate sleeve pipe (1) on push rod (2), its characterized in that: still including antiseized even bag (3), connecting rod (5) and elastic opening rod (4), connecting rod (5) one end with opening rod (4) are connected in order to constitute T type structure, the other end of connecting rod (5) and the both ends of opening rod (4) all with it links to each other so that to prevent even bag (3) constitution triangle-shaped structure.

2. The device for preventing intrauterine adhesion and intrauterine administration according to claim 1, wherein: the connecting rod (5) is a hollow rod and is communicated with the anti-adhesion bag (3); or the connecting rod (5) and the opening rod (4) are hollow rods and are communicated with the anti-adhesion bag (3).

3. The device of claim 2 for preventing intrauterine adhesion and for intrauterine administration, wherein: the anti-adhesion bag (3) is sleeved on the connecting rod (5), and a first through hole (51) communicated with the anti-adhesion bag (3) is formed in the connecting rod (5).

4. A device for preventing intrauterine adhesion and for intrauterine administration according to claim 3, wherein: the first through holes (51) are arranged in a plurality, and the first through holes (51) are arranged on the connecting rod (5) at intervals.

5. A device for preventing intrauterine adhesion and intrauterine administration according to claim 3, wherein: the anti-adhesion bag (3) is provided with a plurality of second through holes (31), and the flow area of the first through holes (51) is larger than that of the second through holes (31).

6. The device of claim 5 for preventing intrauterine adhesion and for intrauterine administration, wherein: the plurality of second through holes (31) are divided into two groups, and the two groups of second through holes (31) correspond to the two ends of the opening rod (4) one by one.

7. The device for the prevention of intrauterine adhesions and for the intrauterine administration according to any one of claims 1 to 6, characterized in that: the sleeve (1) is provided with scales (11).

8. The device for preventing intrauterine adhesion and intrauterine administration according to claim 7, wherein: and a movable positioning block (6) is arranged on the sleeve (1).

9. The intrauterine adhesion prevention and intrauterine administration device according to any one of claims 1 to 6, wherein: the push rod (2) is provided with a handle (21).

10. The intrauterine adhesion prevention and intrauterine administration device according to any one of claims 1 to 6, wherein: the device also comprises an infusion tube (7), and the infusion tube (7) is connected with the connecting rod (5).