CN221618331U - Indwelling catheter - Google Patents

Abstract

The utility model relates to the technical field of medical auxiliary instruments and discloses an indwelling catheter. The urine guide tube comprises a catheter main body, wherein an drainage hole is formed in the outer wall surface, close to the end, of the catheter main body, an air bag filling tube is fixedly arranged on the outer wall surface of the catheter main body, when the catheter main body is inserted into an inner urethral orifice of a patient, one end portion of a small aperture of a conical sponge body can enter the urethral orifice, the outer surface of a large aperture of the conical sponge body can be attached to the side wall of the urethral orifice of the patient, urine can be adsorbed by the conical sponge body to prevent the urine from directly leaking when the urine flows out of the side wall of the urethral orifice of the patient, and when the urine adsorbed by the inner portion of the conical sponge body is too much, the urine can flow to a fixing ring along the catheter main body and enter the inside of the drainage hole, and is communicated with the catheter main body through the arranged drainage hole, so that the urine can be conveniently reintroduced into the inner part of the catheter main body to be discharged, the urine can be conveniently collected and discharged, and the condition of leaking urine can be avoided as much as possible.

Description

Indwelling catheter

Technical Field

The application belongs to the technical field of medical auxiliary instruments, and particularly relates to an indwelling catheter.

Background

The indwelling catheter is a common medical instrument, is inserted into the bladder through the urethra, is a device for draining urine, is widely applied in the medical field, and is more widely applied clinically because of longer indwelling time than a common catheter.

The utility model patent with the publication number of CN212880579U discloses an indwelling catheter, which comprises a catheter, wherein the catheter is provided with a drainage cavity and a cavity, a drainage hole is formed in the head of the catheter, the drainage cavity is communicated with the drainage hole, an air bag is circumferentially arranged on the periphery of the drainage cavity, the air bag is communicated with the cavity, a plurality of drainage holes are formed between the head of the catheter and the air bag, and an auxiliary drainage hole is formed in the end part, close to the opening of the drainage cavity, of the air bag. The utility model has the following beneficial effects: an auxiliary drainage hole is additionally arranged at the end part of the air bag, which is close to the opening of the drainage cavity, so as to remove residual urine remained between the air bag and the inner urethral orifice, and prevent sediment, bacterial infection and bladder stone formation; the clearance between the air sac and the inner orifice of the urethra can be better washed when the artificial bladder is washed, and the infection and sediment accumulation are reduced.

In the process of realizing the application, the technology has the following problems that the device can drain residual urine remained between the air sac and the inner urethral orifice through the auxiliary drainage hole to prevent sediment, bacterial infection and bladder stone from forming, but the inner urethral orifice is larger than the diameter of the end part of the catheter after the inner urethral orifice is expanded by the air sac, and the residual urine between the air sac and the inner urethral orifice only flows downwards along with the side wall of the inner urethral orifice and can not drain the residual urine flowing between the inner urethral orifice and the air sac well, so that the indwelling catheter is provided.

Disclosure of utility model

The application aims at: in order to solve the problem that the device provided by the application has the advantages that when the air sac expands to prop open the inner urethral orifice, the inner urethral orifice is larger than the diameter of the end part of the catheter, and residual urine between the air sac and the inner urethral orifice only flows downwards along with the side wall of the inner urethral orifice and leaks out, so that the residual urine flowing between the inner urethral orifice and the air sac cannot be discharged well, and the indwelling catheter is provided.

The technical scheme adopted by the application is as follows: the utility model provides a keep somewhere catheter, includes the catheter main part, the drainage hole has been seted up to the outer wall that the catheter main part is close to the tip, the outer wall fixed mounting of catheter main part has gasbag filling pipe, the outer wall of catheter main part is provided with the gasbag, the outer wall fixed mounting of catheter main part has solid fixed ring, the outer wall of catheter main part is located solid fixed ring's front side fixed mounting has the toper cavernosum, the leakage fluid hole has been seted up to gu fixed ring's front side, the leakage fluid hole is linked together with the catheter main part.

In a preferred embodiment, a circular leakage-proof ring is fixedly arranged at the front end of the fixing ring, and the conical sponge body is positioned inside the circular leakage-proof ring.

In a preferred embodiment, the end of the air bag filling pipe is fixedly provided with a one-way valve, and the end of the one-way valve, which is far away from the air bag filling pipe, is fixedly provided with an air inlet connection end.

In a preferred embodiment, the outer wall surface of one end of the catheter main body far away from the drainage hole is fixedly provided with a holding ring.

In a preferred embodiment, the front side of the fixing ring is provided with a plurality of liquid discharge holes in a circumferential array.

In a preferred embodiment, the catheter body is made of a silicone material.

In summary, due to the adoption of the technical scheme, the beneficial effects of the application are as follows:

1. According to the application, due to the adoption of the scheme, when the catheter main body is inserted into the urethral orifice of a patient, one end part of the small aperture of the conical sponge body can enter the urethral orifice, the outer surface of the large aperture of the conical sponge body can be attached to the urethral orifice side wall of the patient, urine can be adsorbed by the conical sponge body to prevent the urine from directly leaking when the urine flows out of the urethral orifice side wall of the patient, and when the urine adsorbed by the inner part of the conical sponge body is excessive, the urine can flow to the fixing ring along the catheter main body and enter the liquid draining hole, and the urine is communicated with the catheter main body through the arranged liquid draining hole, so that the urine is conveniently reintroduced into the urethral catheter main body to be drained, and the urine is conveniently collected and drained, so that the condition of leaking urine is avoided as much as possible.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present application;

FIG. 2 is an exploded view of a portion of the structure of the present application;

FIG. 3 is a schematic view showing the structure of the air bag in the use state of the present application.

The marks in the figure: 1. a catheter body; 2. drainage holes; 3. an air bag filling tube; 4. an air bag; 5. a fixing ring; 6. a conical sponge; 7. a liquid discharge hole; 8. a circular leak-proof ring; 9. a one-way valve; 10. a holding ring.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions in the embodiments of the present application will be clearly and completely described in the following in conjunction with the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

Referring to fig. 1, an indwelling catheter comprises a catheter main body 1, wherein the catheter main body 1 is made of a silica gel material, and a drainage hole 2 is formed in the outer wall surface of the catheter main body 1, which is close to the end part; the catheter main body 1 through setting up is formed by the preparation of silica gel material, avoids catheter main body 1 to cause uncomfortable condition to the patient when getting into the patient in the greatest extent, through drainage hole 2 that set up, the inside of the urine entering catheter main body 1 of patient's internal urine of being convenient for, the convenience is discharged urine.

Referring to fig. 1 and 2, an air bag filling pipe 3 is fixedly arranged on the outer wall surface of a catheter main body 1, and an air bag 4 is arranged on the outer wall surface of the catheter main body 1; the inner wall surface of the catheter main body 1 is provided with the air inflation hole, the air bag filling pipe 3 is connected with one end of the air inflation hole, the air bag 4 is connected with the other end of the air inflation hole, after the catheter main body 1 is inserted into a patient body by a user, the air bag filling pipe 3 can be inflated at the moment, and air enters the air bag 4 through the air inflation hole, so that the air bag 4 is conveniently attached to the inner urethral orifice, and urine leakage is avoided.

Referring to fig. 1, 2 and 3, a fixing ring 5 is fixedly arranged on the outer wall surface of a catheter main body 1, a conical sponge body 6 is fixedly arranged on the front side of the fixing ring 5 on the outer wall surface of the catheter main body 1, liquid discharge holes 7 are formed in the front side of the fixing ring 5, a plurality of liquid discharge holes 7 are formed in the front side of the fixing ring 5 in a circumferential array, and the liquid discharge holes 7 are communicated with the catheter main body 1; when the catheter main part 1 inserts patient's urethra internal orifice, the one end part of the little aperture of cone sponge body 6 can get into in the urethra mouth this moment, and cone sponge body 6 large aperture surface can laminate mutually with patient's urethra mouth lateral wall, can be adsorbed by cone sponge body 6 when the patient has urine to flow from the urethra mouth lateral wall and make it can not directly spill, when the inside absorptive urine of cone sponge body 6 is too much, the urine can circulate to solid fixed ring 5 department and enter into the inside of apopore 7 along catheter main part 1 this moment, be linked together with catheter main part 1 through the apopore 7 that sets up, be convenient for with the inside drainage of reintroducing catheter main part 1 with the urine, conveniently collect the discharge to the urine, the condition emergence of leaking urine appears as far as possible.

Referring to fig. 1, 2 and 3, a circular leakage preventing ring 8 is fixedly installed at the front end of the fixing ring 5, and the conical sponge 6 is positioned inside the circular leakage preventing ring 8; through the circular leak protection ring 8 that sets up, be convenient for make things convenient for the urine to discharge, avoid urine to leak as far as possible.

Referring to fig. 1, a check valve 9 is fixedly installed at the end of the air bag filling pipe 3, and an air inlet connection end is fixedly installed at one end of the check valve 9 away from the air bag filling pipe 3; through the check valve 9, the gas is prevented from flowing back as much as possible, so that the injected gas can open the air bag filling tube 3.

Referring to fig. 1, a grip ring 10 is fixedly installed on the outer wall surface of one end of the catheter main body 1 far away from the drainage hole 2; through the holding ring 10 that sets up, the personnel of being convenient for hold catheter main part 1 and operate, improve the convenience.

The implementation principle of the embodiment of the indwelling catheter of the application is as follows: the medical personnel at first with the inside of catheter main part 1 and to the inside injection gas of gasbag filling pipe 3 for the gas is inflated the operation to it through the inside that fills gas hole entering gasbag 4, make things convenient for gasbag 4 and the laminating of urethra internal orifice, avoid too much urine to leak, when catheter main part 1 inserts patient's urethra internal orifice, the one end part of conical sponge 6 aperture can get into in the urethra orifice this moment, and conical sponge 6 large aperture surface can laminate with patient's urethra orifice lateral wall mutually, can adsorb by conical sponge 6 when patient has urine to flow from the urethra orifice lateral wall and make it can not directly leak, when the inside absorptive urine of conical sponge 6 is too much, at this moment urine can circulate to solid fixed ring 5 department and get into the inside of leakage fluid hole 7 along catheter main part 1, be linked together with catheter main part 1 through the leakage fluid hole 7 that sets up, be convenient for with the inside of urine reintroducing catheter main part 1 to discharge, the convenience is collected the discharge to the urine, the condition emergence of urine appears as far as possible avoided.

The above embodiments are only for illustrating the technical solution of the present application, and are not limiting; although the application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims (6)

1. An indwelling catheter comprising a catheter body (1), characterized in that: drainage hole (2) have been seted up to the outer wall that catheter main part (1) is close to the tip, the outer wall fixed mounting of catheter main part (1) has gasbag filling pipe (3), the outer wall of catheter main part (1) is provided with gasbag (4), the outer wall fixed mounting of catheter main part (1) has solid fixed ring (5), the outer wall of catheter main part (1) is located the front side fixed mounting of solid fixed ring (5) and has conical sponge body (6), fluid-discharge hole (7) have been seted up to the front side of solid fixed ring (5), fluid-discharge hole (7) are linked together with catheter main part (1).

2. An indwelling urinary catheter according to claim 1, in which: the front end of the fixed ring (5) is fixedly provided with a circular leakage-proof ring (8), and the conical sponge body (6) is positioned in the circular leakage-proof ring (8).

3. An indwelling urinary catheter according to claim 1, in which: the end part of the air bag filling pipe (3) is fixedly provided with a one-way valve (9), and one end of the one-way valve (9) far away from the air bag filling pipe (3) is fixedly provided with an air inlet connecting end.

4. An indwelling urinary catheter according to claim 1, in which: the outer wall surface of one end of the catheter main body (1) far away from the drainage hole (2) is fixedly provided with a holding ring (10).

5. An indwelling urinary catheter according to claim 1, in which: the front side of the fixed ring (5) is provided with a plurality of liquid discharge holes (7) in a circumferential array.

6. An indwelling urinary catheter according to claim 1, in which: the catheter main body (1) is made of a silica gel material.