CN215608669U

CN215608669U - Uterine cavity drainage tube

Info

Publication number: CN215608669U
Application number: CN202120790337.2U
Authority: CN
Inventors: 卿洁
Original assignee: Mianzhu Peoples Hospital
Current assignee: Mianzhu Peoples Hospital
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2022-01-25
Anticipated expiration: 2031-04-16

Abstract

The utility model relates to the technical field of drainage tubes, in particular to a uterine cavity drainage tube, which comprises a tube body with a first cavity and a second cavity, wherein one end of the tube body is provided with a drainage hole and a fixed bag, the other end of the tube body is provided with a drainage branch tube and an inflation branch tube, the drainage hole and the drainage branch tube are both communicated with the first cavity, the fixed bag and the inflation branch tube are both communicated with the second cavity, a metal guide wire is arranged in the second cavity, and one end of the metal guide wire extends out of the inflation branch tube; the inflation branch pipe is connected with an inflation mechanism used for inflating the fixed bag, and the inflation mechanism is in threaded connection with the inflation branch pipe. When the cervical catheter is used, the inflation mechanism is connected to the inflation branch pipe, the fixed bag is inflated through the inflation mechanism, the fixed bag is made to expand, and the catheter is fixed on the cervix so as to prevent the catheter from falling off.

Description

Uterine cavity drainage tube

Technical Field

The utility model relates to the technical field of drainage tubes, in particular to a uterine cavity drainage tube.

Background

The uterine cavity drainage refers to the drainage of hematocele, effusion and the like in the uterine cavity to the outside of the body through a catheter so as to achieve the purpose of treatment. At present, a double-cavity catheter is mostly adopted as a uterine cavity drainage tube, but the double-cavity catheter is soft, so that the drainage tube is not easy to place in a uterine cavity for a patient with a tight cervix or a conglutinated uterine cavity when the drainage tube is placed, and the patient is still easy to feel uncomfortable during the placement process.

Patent CN205867277U discloses a uterine cavity drainage tube, which is provided with a metal guide wire in the second cavity of the double-cavity drainage tube to increase the rigidity of the drainage tube, so as to facilitate the insertion of the drainage tube into the uterine cavity. However, in the solution of the patent, a fluid is injected into the fixing balloon so that the fixing balloon is expanded to prevent the drainage tube from slipping off. When the fixing bag is used, special liquid needs to be injected into the fixing bag, and if the fixing bag is broken, certain potential safety hazards are brought.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a uterine cavity drainage tube which is provided with a metal guide wire and an inflation mechanism, wherein the metal guide wire provides certain rigidity and is convenient for placing the drainage tube, and the inflation mechanism inflates the fixing bag to expand the fixing bag so as to fix the drainage tube.

The utility model is realized by the following technical scheme:

a uterine cavity drainage tube comprises a tube body with a first cavity and a second cavity, wherein one end of the tube body is provided with a drainage hole and a fixed bag, the other end of the tube body is provided with a drainage branch tube and an inflation branch tube, the drainage hole and the drainage branch tube are both communicated with the first cavity, the fixed bag and the inflation branch tube are both communicated with the second cavity, a metal guide wire is arranged in the second cavity, and one end of the metal guide wire extends out of the inflation branch tube;

the inflation branch pipe is connected with an inflation mechanism used for inflating the fixed bag, and the inflation mechanism is in threaded connection with the inflation branch pipe. When the cervical catheter is used, the inflation mechanism is connected to the inflation branch pipe, the fixed bag is inflated through the inflation mechanism, the fixed bag is made to expand, and the catheter is fixed on the cervix so as to prevent the catheter from falling off.

Further, it includes flexible gasbag to aerify the mechanism, flexible gasbag's one end is equipped with the connector, the connector with aerify branch pipe screw thread and sealing connection, flexible gasbag's the other end is equipped with the fixed head, the fixed head can with the connector is connected, in order to fix flexible gasbag's volume. Through the flexible gasbag of compression, impress the gas in the flexible gasbag into fixed bag for fixed bag inflation, treat the compression back, with being connected of fixed head and connector, make flexible gasbag be in the compression state all the time, so that fixed bag keeps the inflation state.

Furthermore, the fixed head is provided with an exhaust hole which is communicated with the inside of the telescopic air bag, and a piston used for sealing the exhaust hole is arranged in the exhaust hole. When the drainage tube needs to be disassembled, the vent holes are opened, so that the gas in the fixing bag can be discharged from the vent holes, and the drainage tube is convenient to take out.

Furthermore, the outer wall of connector is protruding to be equipped with a plurality of spacing, the inner wall of fixed head protruding be equipped with spacing complex spacing platform. The outer wall of the connector is provided with a plurality of limiting strips, and the limiting table on the fixing head is connected with the limiting strips in a clamping mode so as to fix the fixing head on the connector, and the quantity of gas pressed into the fixing bag is adjusted by adjusting the position of the fixing head, so that the purpose of adjusting the size of the fixing bag is achieved.

Further, still including being used for blocking the sleeve pipe in drainage hole, sleeve pipe slip cap is located the outer wall of body, the sleeve pipe is kept away from the one end in drainage hole is equipped with a plurality of elastic strips, and a plurality of elastic strip are followed sheathed tube circumference interval distribution is a plurality of the elastic strip is kept away from sheathed tube one end all with the outer wall connection of body, and is a plurality of the elastic strip is located outside the fixed bag. When the fixing bag expands, the elastic strip is driven to expand outwards and drives the sleeve to slide, so that the drainage hole is opened to drain the effusion in the uterine cavity.

Further, the surface of the metal guide wire is wrapped with a rubber layer.

Further, the material of body is silica gel.

The utility model has at least the following advantages and beneficial effects:

according to the utility model, an inflation branch pipe is arranged at one end of the pipe body, the inflation branch pipe is communicated with the second cavity, a metal guide wire is arranged in the second cavity, the metal guide wire provides certain rigidity for the catheter so as to facilitate the pipe body to be placed in the uterine cavity, after the pipe body is placed in the uterine cavity, the metal guide wire is drawn out, and then the fixed bag is inflated through an inflation mechanism, so that the fixed bag is expanded, the catheter is fixed on the cervix, and the catheter is prevented from falling off.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic cross-sectional view of a drainage tube provided in example 1 prior to placement;

FIG. 2 is a schematic cross-sectional view of the drainage tube provided in example 1 after placement and prior to inflation;

FIG. 3 is a schematic cross-sectional view of the draft tube provided in example 1 after inflation;

FIG. 4 is a schematic cross-sectional view of an inflation mechanism of a drain provided by the present invention;

FIG. 5 is a schematic cross-sectional view of the drainage tube provided in example 2 prior to placement;

FIG. 6 is a schematic cross-sectional view of the catheter provided in example 2 after inflation;

FIG. 7 is an enlarged view of portion A of FIG. 4;

icon: 1-tube body, 11-first cavity, 12-second cavity, 13-drainage hole, 14-fixed bag, 15-drainage branch tube, 16-inflation branch tube, 2-metal guide wire, 3-inflation mechanism, 31-telescopic air bag, 32-connector, 33-fixed head, 34-exhaust hole, 35-piston, 4-sleeve and 5-elastic strip.

Detailed Description

Example 1: as shown in the attached figures 1-4,

this embodiment provides a uterine cavity drainage tube, including body 1 that has first cavity 11 and second cavity 12, the material of this body 1 is silica gel, and is concrete the one end of body 1 is equipped with drainage hole 13 and fixed bag 14, and when using, this end is placed in the uterine cavity. The other end of the tube body 1 is provided with a drainage branch tube 15 and an inflation branch tube 16, and the end of the drainage tube is positioned outside the uterine cavity. The drainage hole 13 and the drainage branch pipe 15 are both communicated with the first cavity 11, the fixed bag 14 and the inflatable branch pipe 16 are both communicated with the second cavity 12, a metal guide wire 2 is arranged in the second cavity 12, a rubber layer is wrapped on the surface of the metal guide wire 2, and one end of the metal guide wire 2 extends out of the inflatable branch pipe 16;

the inflation branch pipe 16 is connected with an inflation mechanism 3 for inflating the fixed bag 14, specifically, as shown in fig. 4, in this embodiment, the inflation mechanism 3 includes a telescopic airbag 31, one end of the telescopic airbag 31 is provided with a connector 32, the connector 32 is tubular, the inner wall of the connector 32 is provided with internal threads, the outer wall of the connector 32 is convexly provided with a plurality of limit strips, and the connector 32 is in threaded and sealed connection with the inflation branch pipe 16; the other end of the telescopic air bag 31 is provided with a fixed head 33, the fixed head 33 is barrel-shaped, the telescopic air bag 31 is fixedly connected with the bottom of the fixed head 33, the inner side wall of the fixed head 33 is convexly provided with a limit table, and the limit table is connected with a limit strip in a clamping manner so as to fix the volume of the telescopic air bag 31. A discharge hole 34 is provided in the bottom of the fixed head 33, and a piston 35 for sealing the discharge hole 34 is provided in the discharge hole 34. When it is necessary to disassemble the drainage tube, the vent holes 34 are opened so that the gas in the fixing balloon 14 can be discharged from the vent holes 34 to facilitate the removal of the drainage tube.

When the drainage tube is used, one end of the drainage tube, which is provided with the fixing bag 14, is placed in a uterine cavity, and the metal guide wire 2 provides certain rigidity in the placement process so as to be conveniently placed. After the metal guide wire 2 is put in, the metal guide wire 2 is drawn out from the opening of the inflation branch pipe 16, the connector 32 of the inflation mechanism 3 is fixed on the inflation branch pipe 16, the telescopic air bag 31 is compressed, the fixing head 33 is clamped on the connector 32, at the moment, the gas in the telescopic air bag 31 is compressed into the fixing bag 14, so that the fixing bag 14 is expanded, and after the telescopic air bag is compressed, the fixing head 33 is connected with the connector 32, so that the telescopic air bag 31 is always in a compressed state, and the fixing bag 14 is kept in an expanded state. The fixing balloon 14 is ventilated by the inflating mechanism 3, so that the fixing balloon 14 is expanded to fix the catheter on the cervix to prevent the catheter from falling off. When the drainage tube needs to be taken out, the piston 35 on the fixing head 33 is pulled out, the vent hole 34 is opened, the air in the fixing bag 14 is exhausted through the vent hole 34, and the fixing bag 14 is contracted so as to take out the drainage tube.

Example 2:

on the basis of embodiment 1, in this embodiment, as shown in fig. 5 to 6, the drainage tube further includes a sleeve 4 for blocking the drainage hole 13, the sleeve 4 is slidably sleeved on the outer wall of the tube body 1, one end of the sleeve 4 away from the drainage hole 13 is provided with a plurality of elastic strips 5, the plurality of elastic strips 5 are circumferentially distributed at intervals along the sleeve 4, one ends of the plurality of elastic strips 5 away from the sleeve 4 are connected to the outer wall of the tube body 1, and the plurality of elastic strips 5 are located outside the fixing bag 14. When the fixing bag 14 expands, the elastic strip 5 is driven to expand outwards, and the elastic strip 5 drives the sleeve 4 to slide, so that the drainage hole 13 is opened to drain the effusion in the uterine cavity.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A uterine cavity drainage tube is characterized in that: the inflatable drainage tube comprises a tube body (1) with a first cavity (11) and a second cavity (12), wherein a drainage hole (13) and a fixing bag (14) are formed in one end of the tube body (1), a drainage branch tube (15) and an inflation branch tube (16) are formed in the other end of the tube body (1), the drainage hole (13) and the drainage branch tube (15) are communicated with the first cavity (11), the fixing bag (14) and the inflation branch tube (16) are communicated with the second cavity (12), a metal guide wire (2) is arranged in the second cavity (12), and one end of the metal guide wire (2) extends out of the inflation branch tube (16);

the inflation branch pipe (16) is connected with an inflation mechanism (3) used for inflating the fixed bag (14), and the inflation mechanism (3) is in threaded connection with the inflation branch pipe (16).

2. The uterine cavity drainage tube according to claim 1, wherein: aerify mechanism (3) including flexible gasbag (31), the one end of flexible gasbag (31) is equipped with connector (32), connector (32) with aerify branch pipe (16) threaded connection, the other end of flexible gasbag (31) is equipped with fixed head (33), fixed head (33) can with connector (32) are connected, in order to fix the volume of flexible gasbag (31).

3. The uterine cavity drainage tube according to claim 2, wherein: the fixed head (33) is provided with an exhaust hole (34), and a piston (35) for sealing the exhaust hole (34) is arranged in the exhaust hole (34).

4. The uterine cavity drainage tube according to claim 2, wherein: the outer wall of connector (32) is protruding to be equipped with a plurality of spacing, the inner wall of fixed head (33) protruding be equipped with spacing complex spacing platform.

5. The uterine cavity drainage tube according to claim 1, wherein: still including being used for blocking sleeve pipe (4) of drainage hole (13), sleeve pipe (4) slip cap is located the outer wall of body (1), sleeve pipe (4) are kept away from the one end of drainage hole (13) is equipped with a plurality of elastic strip (5), and a plurality of elastic strip (5) are followed the circumference interval distribution of sleeve pipe (4) is a plurality of elastic strip (5) are kept away from the one end of sleeve pipe (4) all with the outer wall connection of body (1), and a plurality of elastic strip (5) are located outside fixed bag (14).

6. The uterine cavity drainage tube according to claim 1, wherein: the surface of the metal guide wire (2) is wrapped with a rubber layer.

7. The uterine cavity drainage tube according to claim 1, wherein: the material of body (1) is silica gel.