CN213252451U

CN213252451U - Improved prostate dilating urinary catheter capable of repeatedly administering medicine

Info

Publication number: CN213252451U
Application number: CN202021693495.8U
Authority: CN
Inventors: 沈炀; 叶和松; 胡越; 袁琳
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-14
Filing date: 2020-08-14
Publication date: 2021-05-25
Anticipated expiration: 2030-08-14

Abstract

An improved prostate dilatation catheter capable of repeatedly administering drugs, wherein a urethral catheterization hole is formed in the silicone rubber urinary catheter, the silicone rubber urinary catheter is provided with a urethral catheterization inner cavity, and the urethral catheterization inner cavity is communicated with the urethral catheterization hole; the tube wall of the silicone rubber ureter is internally provided with a front end fixed balloon, and the front end fixed balloon is provided with a front end fixed balloon channel which is communicated with the front end fixed balloon; the wall of the silicone rubber ureter is internally provided with a rear end expansion balloon, and the rear end expansion balloon is provided with a rear end expansion balloon channel which is communicated with the rear end expansion balloon; the wall of the silicone rubber ureter is provided with a microporous medicine seepage balloon for fixation, and the microporous medicine seepage balloon is provided with a microporous medicine seepage balloon channel for through connection; the microporous medicine infiltration sacculus is positioned on the outer layer of the rear end expansion sacculus, and the surface of the microporous medicine infiltration sacculus is rich in a large number of tiny infiltration micropores; the whole device is made of silicon rubber flexible material, so that the injury to the urethra is avoided; and a plurality of saccules and connecting channels can be used for treating various diseases, and the medicine can be administered in the urethra for a plurality of times through the pipeline.

Description

Improved prostate dilating urinary catheter capable of repeatedly administering medicine

Technical Field

The utility model relates to the field of urinary apparatus, in particular to an improved prostate dilating urinary catheter capable of repeatedly administering drugs.

Background

For prostatic hyperplasia, traditional transurethral prostatectomy (TURP) remains the "gold standard" for treatment, but patients after surgery often experience delayed wound bleeding, urethral spasm, ureteral blockage, and infections as adverse effects. In addition, for the prostate cancer patients after radical operation, the urinary ducts of 2 weeks need to be reserved on average to ensure the wound healing of the bladder-urethra suture opening, and adverse reactions such as wound bleeding, urethral stricture, urinary duct falling, infection and the like also often occur due to long duct arrangement time; the urinary catheter is used as the most common therapeutic apparatus, but the existing urinary catheter on the market has the defects of single function, complex operation and the like, and part of the drug delivery saccules of the urinary catheter can only carry out single drug delivery once, or lacks a urethral catheterization hole and a flushing hole, and can not carry out drainage and flushing on the bladder.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing a prostate expansion ureter of improvement that can dose repeatedly, can effectively solve the problem of proposing among the above-mentioned background art.

In order to solve the above problems, the utility model adopts the following technical proposal: an improved prostate dilatation catheter capable of repeatedly administering drugs comprises a silicon rubber catheter and a branch pipe valve, wherein a flushing leak hole is formed in the wall of the silicon rubber catheter, a urethral catheterization hole is formed in the silicon rubber catheter, the silicon rubber catheter is provided with a catheter inner cavity, and the catheter inner cavity is communicated with the urethral hole; the tube wall of the silicone rubber ureter is internally provided with a front end fixed balloon, and the front end fixed balloon is provided with a front end fixed balloon channel which is communicated with the front end fixed balloon; the wall of the silicone rubber ureter is internally provided with a rear end expansion balloon, and the rear end expansion balloon is provided with a rear end expansion balloon channel which is communicated with the rear end expansion balloon; the wall of the silicone rubber ureter is provided with a microporous medicine seepage balloon for fixation, and the microporous medicine seepage balloon is provided with a microporous medicine seepage balloon channel for through connection; the multi-micropore medicine permeating sacculus is positioned on the outer layer of the rear end expanding sacculus, and the surface of the multi-micropore medicine permeating sacculus is rich in a large number of tiny permeating micropores.

As the utility model discloses a further preferred scheme, it is equipped with and washes the small opening pipeline through connection to wash the small opening, and washes the small opening pipeline other end and be equipped with and wash the small opening pipeline after the small opening passageway through connection.

As the utility model discloses a further preferred scheme, the silicon rubber ureter has bleeder behind the fixed sacculus passageway of front end, and the bleeder is equipped with the fixed sacculus passageway of front end behind the fixed sacculus passageway of front end bleeder valve fixed connection, be equipped with the fixed sacculus passageway through connection of front end in the fixed sacculus passageway of front end behind the bleeder, and the fixed sacculus passageway of front end behind sacculus passageway and the fixed sacculus passageway of front end bleeder valve fixed connection.

As the utility model discloses a further preferred scheme, the silicon rubber ureter has rear end expansion sacculus passageway back bleeder, and rear end expansion sacculus passageway back bleeder valve fixed connection, be equipped with rear end expansion sacculus passageway through connection in the rear end expansion sacculus passageway back bleeder, and be equipped with rear end expansion sacculus passageway and rear end expansion sacculus passageway back bleeder valve fixed connection.

As a further preferable scheme of the utility model, the end of the silicone rubber urinary catheter is provided with a catheter inner cavity opening, and the catheter inner cavity opening is communicated with the catheter inner cavity; the length of the inner cavity of the catheter is 40cm, and the outer circumference of the silicon rubber urinary catheter is 20Fr to 26 Fr.

As the utility model discloses a further preferred scheme, the silicon rubber ureter has the many micropores and oozes bleeder behind the medicine sacculus passageway, and the many micropores oozes behind the medicine sacculus passageway bleeder and is equipped with the many micropores and oozes behind the medicine sacculus passageway bleeder valve fixed connection, it oozes medicine sacculus passageway through connection to be equipped with the micropore in the bleeder behind the medicine sacculus passageway to ooze, and the micropore oozes medicine sacculus passageway and oozes medicine sacculus passageway back bleeder valve fixed connection with many micropores.

Compared with the prior art, the utility model provides a prostate expansion ureter of improving can dosing repeatedly possesses following beneficial effect:

the device is integrally designed, an assembly process is omitted during use, and the urethra is prevented from being damaged due to the fact that the device is integrally made of a silicon rubber flexible material; and a plurality of saccules and connecting channels can be used for treating various diseases, and can be used for multiple administration through a pipeline.

Drawings

FIG. 1 is a schematic view of the overall cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the balloon of the present invention in an unused state;

FIG. 3 is a schematic view of the balloon in use;

wherein: 1. wash the small opening, 2, the urethral catheterization hole, 3, the fixed sacculus of front end, 4, the fixed sacculus passageway of front end, 5, rear end expansion sacculus, 6, many micropores ooze the medicine sacculus, 7, rear end expansion sacculus passageway, 8, the catheter inner chamber, 9, the silicon rubber ureter, 10, wash the small opening passageway, 11, many micropores ooze the medicine sacculus passageway, 12, lateral pipe behind the rear end expansion sacculus passageway, 13, lateral pipe behind the fixed sacculus passageway of front end, 14, lateral pipe valve behind the rear end expansion sacculus passageway, 15, lateral pipe valve behind the fixed sacculus passageway of front end, 16, catheter inner chamber opening, 17, many micropores ooze medicine sacculus passageway, 18, wash the small opening behind the small opening passageway, 19, many micropores ooze medicine sacculus passageway, 20, wash the lateral pipe opening behind the small opening passageway.

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.

The utility model provides an improved prostate dilating urinary catheter capable of repeatedly administering drugs, which comprises a silicon rubber urinary catheter 9 and a branch valve, wherein the wall of the silicon rubber urinary catheter 9 is provided with a flushing leak hole 1, the silicon rubber urinary catheter 9 is provided with a urethral catheterization hole 2, the silicon rubber urinary catheter 9 is provided with a urethral catheter inner cavity 8, and the urethral catheter inner cavity 8 is communicated with the urethral catheterization hole 2; the tube wall of the silicone rubber ureter 9 is internally provided with a front end fixed balloon 3, and the front end fixed balloon 3 is provided with a front end fixed balloon channel 4 which is connected in a penetrating way; the rear end expansion balloon 5 is arranged in the tube wall of the silicon rubber urinary tube 9, and the rear end expansion balloon 5 is provided with a rear end expansion balloon channel 7 which is communicated with the rear end expansion balloon channel; the wall of the silicone rubber urinary catheter 9 is provided with a microporous drug-permeating sacculus 6 for fixation, and the microporous drug-permeating sacculus 6 is provided with a microporous drug-permeating sacculus channel 11 for through connection; the microporous medicine infiltration sacculus 6 is positioned on the outer layer of the rear end expansion sacculus 5, and the surface of the microporous medicine infiltration sacculus 6 is rich in a large number of tiny infiltration micropores.

As the utility model discloses a further preferred scheme, wash small opening 1 and be equipped with and wash small opening pipeline 10 through connection, and wash the small opening pipeline 10 other end and be equipped with and wash the small opening channel back bleeder opening 20 through connection.

As the utility model discloses a further preferred scheme, lateral pipe 13 behind the fixed sacculus passageway of front end has silicon rubber ureter 9, and lateral pipe 13 is equipped with 15 fixed connection of lateral pipe valve behind the fixed sacculus passageway of front end, be equipped with the fixed sacculus passageway 4 through connection of front end in the fixed sacculus passageway of front end behind the

lateral pipe

13, and 15 fixed connection of lateral pipe valve behind the fixed sacculus passageway of front end 4 and the fixed sacculus passageway of front end.

As the utility model discloses a further preferred scheme, silicon rubber ureter 9 has rear end expansion sacculus passageway back bleeder 12, and rear end expansion sacculus passageway back bleeder 12 is equipped with rear end expansion sacculus passageway back bleeder valve 14 fixed connection, be equipped with rear end expansion sacculus passageway 7 through connection in the rear end expansion sacculus passageway back bleeder 12, and be equipped with rear end expansion sacculus passageway 7 and rear end expansion sacculus passageway back bleeder valve 14 fixed connection.

As a further preferable scheme of the utility model, the end of the silicone rubber urinary catheter 9 is provided with a catheter inner cavity opening 16, and the catheter inner cavity opening 16 is communicated with the catheter inner cavity 8; the length of the catheter inner cavity 8 is 40cm, and the outer circumference of the silicon rubber urinary catheter 9 is 20Fr to 26 Fr.

As the utility model discloses a further preferred scheme, silicon rubber ureter 9 has the micropore and oozes bleeder 17 behind the medicine sacculus passageway, and the micropore oozes behind the medicine sacculus passageway bleeder 17 and is equipped with the micropore and oozes 19 fixed connection of bleeder valve behind the medicine sacculus passageway, it is equipped with the micropore in the bleeder 17 behind the medicine sacculus passageway to ooze medicine sacculus passageway and oozes medicine sacculus passageway 11 through connections to have the micropore, and the micropore oozes medicine sacculus passageway 11 and the micropore oozes 19 fixed connection of bleeder valve behind the medicine sacculus passageway.

As a specific embodiment of the present invention:

a silicon rubber urinary catheter 9 is extended into the bladder from the urethra, so that the urethral catheterization hole 2 is arranged in the bladder, liquid is drained to an inner cavity opening 16 of the urethral catheter through an inner cavity 8 of the urethral catheter, and the forehead of the urethral catheter can be externally connected with a urinary bag through the inner cavity opening 16 of the urethral catheter;

controlling water injection through a rear branch pipe valve 15 of the front end fixed balloon channel to ensure that the front end fixed balloon 3 is expanded, and the front end fixed balloon 3 is fixed at the neck of the bladder, so that the silicon rubber ureter 9 cannot slip off the urethra;

the opening 20 of the branch pipe behind the leak-washing hole channel can be connected with the external bladder flushing fluid, and the cleaning fluid is transmitted to the flushing leak hole 1 through the flushing leak hole pipeline 10 to flush the bladder;

the rear branch pipe valve 14 of the rear end expansion balloon channel controls water injection, the rear end expansion balloon 5 is a columnar water sac, plays a role in expanding a narrow prostate part, and can play a role in compression hemostasis on a postoperative prostate;

the branch pipe valve 19 controls the injection of the medicament at the back of the microporous medicine-permeating sacculus channel, the injected medicament is stored in the microporous medicine-permeating sacculus 6 and permeates to the outer surface of the sacculus from the permeating micropores of the microporous medicine-permeating sacculus 6 to act on the prostate and the wound surface after the operation.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.

Claims

1. An improved prostate dilatation catheter capable of repeatedly administering drugs comprises a silicon rubber catheter (9) and a branch valve, and is characterized in that a washing leak hole (1) is formed in the wall of the silicon rubber catheter (9), a urethral catheterization hole (2) is formed in the silicon rubber catheter (9), the silicon rubber catheter (9) is provided with a catheter inner cavity (8), and the catheter inner cavity (8) is communicated with the urethral catheterization hole (2); the front end fixing balloon (3) is arranged in the tube wall of the silicon rubber ureter (9), and the front end fixing balloon (3) is provided with a front end fixing balloon channel (4) which is communicated; the rear end expansion balloon (5) is arranged in the tube wall of the silicon rubber urinary tube (9), and the rear end expansion balloon (5) is provided with a rear end expansion balloon channel (7) which is communicated; the wall of the silicon rubber ureter (9) is fixed by a microporous medicine permeating saccule (6), and the microporous medicine permeating saccule (6) is provided with a microporous medicine permeating saccule channel (11) which is communicated; the microporous medicine permeating sacculus (6) is positioned on the outer layer of the rear end expanding sacculus (5), and the surface of the microporous medicine permeating sacculus (6) is rich in a large number of tiny permeating micropores.

2. An improved prostate dilation urinary catheter for repeated administration according to claim 1, wherein the irrigation leak (1) is connected by a pipeline (10) through the irrigation leak, and the other end of the pipeline (10) is connected by a rear branch opening (20).

3. An improved prostate dilatation urinary catheter capable of repeated drug administration according to claim 1, wherein the silicone urinary catheter (9) has a front end fixed balloon channel rear branch pipe (13), the front end fixed balloon channel rear branch pipe (13) is fixedly connected with a front end fixed balloon channel rear branch pipe valve (15), the front end fixed balloon channel rear branch pipe (13) is internally provided with a front end fixed balloon channel (4) through connection, and the front end fixed balloon channel (4) is fixedly connected with the front end fixed balloon channel rear branch pipe valve (15).

4. The improved prostate dilatation urinary catheter capable of repeated drug administration according to claim 1, wherein the silicone urinary catheter (9) has a rear end dilatation balloon channel rear branch tube (12), the rear end dilatation balloon channel rear branch tube (12) is fixedly connected with a rear end dilatation balloon channel rear branch tube valve (14), the rear end dilatation balloon channel rear branch tube (12) is internally provided with a rear end dilatation balloon channel (7) through connection, and the rear end dilatation balloon channel (7) is fixedly connected with the rear end dilatation balloon channel rear branch tube valve (14).

5. The improved prostate dilatation catheter capable of repeatedly administering drugs according to claim 1, wherein the end of the silicone rubber urinary catheter (9) is provided with a catheter lumen opening (16), and the catheter lumen opening (16) is communicated with the catheter lumen (8); the length of the catheter inner cavity (8) is 40cm, and the outer circumference of the silicon rubber urinary catheter (9) is 20-26 Fr.

6. The improved prostate dilatation catheter capable of repeated drug administration according to claim 1, wherein the silicone urinary catheter (9) has a rear branch tube (17) of the microporous drug-permeating balloon channel, the rear branch tube (17) of the microporous drug-permeating balloon channel is provided with a rear branch tube valve (19) of the microporous drug-permeating balloon channel, the rear branch tube (17) of the microporous drug-permeating balloon channel is provided with a microporous drug-permeating balloon channel (11) through connection, and the microporous drug-permeating balloon channel (11) is fixedly connected with the rear branch tube valve (19) of the microporous drug-permeating balloon channel.