CN218501123U

CN218501123U - Urethral balloon dilatation catheter convenient to introduce

Info

Publication number: CN218501123U
Application number: CN202220166167.5U
Authority: CN
Inventors: 郑晓勇; 罗建方; 黄石安
Original assignee: Jiangsu Pulse Medical Instrument Technology Co ltd
Current assignee: Jiangsu Pulse Medical Instrument Technology Co ltd
Priority date: 2022-10-08
Filing date: 2022-10-08
Publication date: 2023-02-21
Anticipated expiration: 2032-10-08

Abstract

The utility model discloses a urethral balloon dilatation catheter convenient to it is leading-in, include main duct, expansion sacculus mechanism and can dismantle filtering mechanism, main duct outer wall fixed mounting has expansion sacculus mechanism, expansion sacculus mechanism includes sacculus pipe, first filter tube, filtration rete, connecting pipe, ring channel and air duct, main duct outer wall left side fixed mounting has the sacculus pipe, sacculus pipe right-hand member fixed mounting has two air ducts, two air duct right-hand member fixed mounting has the ring channel. The utility model discloses, for the leading-in gas of sacculus pipe through the injection syringe, gaseous filtration rete filters in by first filter tube, and gaseous by the annular tube reposition of redundant personnel after filtering for gaseous can evenly divide for two air ducts, aerify for the sacculus pipe by two air ducts, make its even inflation, thereby can also guarantee that the sacculus pipe can evenly expand to the filtration for sacculus pipe filling gas.

Description

Urethral balloon dilatation catheter convenient to introduce

Technical Field

The utility model relates to the field of medical equipment, in particular to a urethral balloon dilatation catheter convenient to guide in.

Background

Transurethral balloon dilation of the prostate is a surgical procedure that uses a separately specially designed urinary catheter with a balloon to dilate the prostatic fossa alone or to dilate both the prostatic fossa and the bladder neck simultaneously. This method is effective for small prostate. Is mainly used for treating benign prostatic hyperplasia. The disposable air sac catheter consists of a conical interface, a valve, a saccule and a catheter body, and is divided into a single cavity, a double cavity and a three cavity, wherein the catheter body is made of medical silicified latex, and the valve is made of rubber and PVC materials. The catheter should be sterile after being sterilized by radiation.

There are many types of urethral balloon dilatation catheters on the market, but most catheters cannot make gas enter the balloon uniformly, so that the balloon is not uniformly inflated, and meanwhile, the urethral dilatation catheter is inconvenient to use when flushing and catheterization are performed, and has certain defects.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a urethra sacculus expansion pipe convenient to it is leading-in, can also guarantee that the sacculus pipe can evenly expand to the filtration for sacculus pipe filling gas, can carry out nimble dismantlement moreover, increase the convenience of using.

The purpose of the utility model can be realized by the following technical scheme:

a urethral balloon dilatation catheter convenient to introduce comprises a main catheter, a balloon dilatation mechanism and a detachable filtering mechanism, wherein the balloon dilatation mechanism is fixedly arranged on the outer wall of the main catheter, and the detachable filtering mechanism is movably connected to the right end of the main catheter;

expansion sacculus mechanism includes sacculus pipe, first filter tube, filtration rete, connecting pipe, ring conduit and air duct, main duct outer wall left side fixed mounting has the sacculus pipe, sacculus pipe right-hand member fixed mounting has two air ducts, two air duct right-hand member fixed mounting has the ring conduit, the inside fixed mounting of ring conduit has the connecting pipe, ring conduit one end fixed mounting is kept away from to the connecting pipe has first filter tube, first filter tube inner wall is sharp evenly distributed and is equipped with a plurality of filtration rete, the outside fixed mounting of ring conduit has protection tube.

As a further aspect of the present invention: the outer wall of the main guide is fixedly provided with a rubber outer tube, and the rubber outer tube is fixedly connected with the air guide tube.

As a further aspect of the present invention: the left end of the main guide pipe is fixedly provided with a conical pipe head, and one end of the first filter pipe, which is far away from the connecting pipe, is movably connected with a dust cover.

As a further aspect of the present invention: can dismantle filtering mechanism includes utricule and infiltration rete, main duct right-hand member swing joint has the utricule, the utricule inner wall is sharp evenly distributed fixed mounting has the infiltration rete, utricule right-hand member swing joint has the contact tube.

The utility model has the advantages that:

1. the utility model discloses, through being equipped with expansion sacculus mechanism, through leading into the sick affected part with equipment, when needing to expand the urethra, open the shield, connect first filter tube with the injection syringe, lead in gas for the sacculus pipe through the injection syringe, gas is filtered by the filtration membrane layer in the first filter tube, gas is shunted by the ring-shaped pipe after filtering, make gas can divide for two air ducts evenly, inflate for the sacculus pipe by two air ducts, make its even inflation, thus can be to the filtration of the sacculus pipe filling gas, also can guarantee that the sacculus pipe can evenly expand;

2. the utility model discloses, through being equipped with and dismantling filtering mechanism, through when needing to carry out the catheterization to the urethra, dismantle the utricule in main duct, be connected main duct and contact tube, carry out the catheterization, when needs wash the urethra, install the utricule in main duct and contact tube for the liquid that gets into in the main duct can filter in the infiltration rete of utricule, can carry out nimble dismantlement, increase the convenience of using.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

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

FIG. 2 is an overall front view of the present invention;

FIG. 3 is an overall side view of the present invention;

FIG. 4 isbase:Sub>A cross-sectional view taken at A-A of FIG. 3;

in the figure: 1. a main duct; 2. a conical tube head; 3. a balloon-expanding mechanism; 301. a rubber outer tube; 302. a balloon tube; 303. a first filtering pipe; 304. a filtration membrane layer; 305. a connecting pipe; 306. an annular tube; 307. an air duct; 4. a protective casing; 5. the filtering mechanism can be disassembled; 501. a balloon body; 502. permeating the membrane layer; 6. a delivery pipe; 7. and a dust cover.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-4, a urethral balloon dilatation catheter convenient for introduction comprises a main catheter 1, an dilatation balloon mechanism 3 and a detachable filtering mechanism 5, wherein the dilatation balloon mechanism 3 is fixedly installed on the outer wall of the main catheter 1, and the detachable filtering mechanism 5 is movably connected at the right end of the main catheter 1;

the balloon dilation mechanism 3 comprises a balloon tube 302, a first filter tube 303, filter membrane layers 304, a connecting tube 305, an annular tube 306 and air guide tubes 307, the balloon tube 302 is fixedly installed on the left side of the outer wall of the main tube 1, the two air guide tubes 307 are fixedly installed at the right end of the balloon tube 302, the annular tube 306 is fixedly installed at the right ends of the two air guide tubes 307, the connecting tube 305 is fixedly installed inside the annular tube 306, the first filter tube 303 is fixedly installed at one end, away from the annular tube 306, of the connecting tube 305, the inner wall of the first filter tube 303 is uniformly distributed with the filter membrane layers 304 in a straight line, and a protective tube shell 4 is fixedly installed on the outer side of the annular tube 306;

the rubber outer pipe 301 is fixedly arranged on the outer wall of the main guide part, the rubber outer pipe 301 is fixedly connected with the air duct 307, and the air duct 307 can be fixed through the rubber outer pipe 301, so that the stability in use is improved;

the left end fixed mounting of main duct 1 has conical tube head 2, can increase the convenience of operation through conical tube head 2, and connecting pipe 305 one end swing joint is kept away from to first filter tube 303 has shield 7, can prevent effectively through shield 7 that the dust from getting into among the first filter tube 303.

The utility model discloses a theory of operation: the staff is with the leading-in sick affected part of equipment, when the urethra is expanded to needs, open shield 7, connect the injection pipe with first filter tube 303, be sacculus pipe 302 leading-in gas through the injection pipe, gaseous filtration rete 304 filters in by first filter tube 303, gaseous by the looped pipeline 306 reposition of redundant personnel after filtering, make gaseous can evenly divide for two air ducts 307, aerify for sacculus pipe 302 by two air ducts 307, make its even inflation, thereby can be to the filtration of filling gas for sacculus pipe 302, also can guarantee that sacculus pipe 302 can evenly expand.

As shown in fig. 2-4, the detachable filtering mechanism 5 includes a capsule 501 and a permeable membrane layer 502, the capsule 501 is movably connected to the right end of the main catheter 1, the permeable membrane layer 502 is fixedly installed on the inner wall of the capsule 501 in a straight line and evenly distributed manner, and the delivery tube 6 is movably connected to the right end of the capsule 501.

The utility model discloses a theory of operation: when the staff need carry out the catheterization to the urethra, dismantle utricule 501 in main duct 1, be connected main duct 1 and delivery tube 6, carry out the catheterization, when needs are washed the urethra, install utricule 501 in main duct 1 and delivery tube 6 for liquid that gets into in main duct 1 can filter in the infiltration rete 502 of utricule 501, can carry out nimble dismantlement, increase the convenience of using.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The urethral balloon dilatation catheter convenient to introduce is characterized by comprising a main catheter (1), an dilatation balloon mechanism (3) and a detachable filtering mechanism (5), wherein the dilatation balloon mechanism (3) is fixedly installed on the outer wall of the main catheter (1), and the detachable filtering mechanism (5) is movably connected to the right end of the main catheter (1);

expansion sacculus mechanism (3) are including sacculus pipe (302), first filter tube (303), filtration membrane layer (304), connecting pipe (305), looped pipeline (306) and air duct (307), main duct (1) outer wall left side fixed mounting has sacculus pipe (302), sacculus pipe (302) right-hand member fixed mounting has two air ducts (307), two air duct (307) right-hand member fixed mounting has looped pipeline (306), looped pipeline (306) inside fixed mounting has connecting pipe (305), looped pipeline (306) one end fixed mounting is kept away from in connecting pipe (305) has first filter tube (303), first filter tube (303) inner wall is sharp evenly distributed and is equipped with a plurality of filtration membrane layer (304), the outside fixed mounting of looped pipeline (306) has protection tube shell (4).

2. The urethral balloon dilatation catheter facilitating introduction according to claim 1, wherein the outer main wall is fixedly installed with an outer rubber tube (301), and the outer rubber tube (301) is fixedly connected with the airway tube (307).

3. The urethral balloon dilatation catheter convenient for introduction as claimed in claim 1, wherein the left end of the main catheter (1) is fixedly installed with a tapered tube head (2), and the end of the first filtering tube (303) far away from the connecting tube (305) is movably connected with a dust cap (7).

4. The urethral balloon dilatation catheter convenient to introduce as claimed in claim 1, wherein the detachable filtering mechanism (5) comprises a balloon (501) and a permeable membrane layer (502), the right end of the main catheter (1) is movably connected with the balloon (501), the inner wall of the balloon (501) is fixedly provided with the permeable membrane layer (502) in a straight line and evenly distributed manner, and the right end of the balloon (501) is movably connected with the delivery tube (6).