CN219001349U

CN219001349U - Novel urinary catheter

Info

Publication number: CN219001349U
Application number: CN202222422571.7U
Authority: CN
Inventors: 赵婷; 万沐君; 王毅香; 刘畅林
Original assignee: Second Medical Center of PLA General Hospital
Current assignee: Second Medical Center of PLA General Hospital
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2023-05-12
Anticipated expiration: 2032-09-13

Abstract

The utility model relates to the technical field of medical supplies, and discloses a novel urinary catheter which comprises a urinary catheter body, wherein a water filling port, a drainage end and a flushing end are sequentially arranged at the head position of the urinary catheter body, an air bag is arranged at the outer side of the urinary catheter body close to a catheter head, a liquid draining cavity is arranged at the middle position inside the urinary catheter body, a water filling cavity is arranged at the upper end, close to the liquid draining cavity, of the inner part of the urinary catheter body, and a medicine filling cavity is arranged at the lower end, close to the liquid draining cavity, of the inner part of the urinary catheter body. The urine bag is connected with the opening of the one-way valve, so that the urine of a patient can be guided into the urine bag through the one-way valve, the urine backflow of the patient can be prevented, the infection caused by the urine accumulation of the patient can also be prevented, the bladder flushing fluid is externally connected through the water injection port, the flushing fluid flows into the medicine injection cavity through the water injection port and then flows out of the flushing hole, the effect of cleaning the catheter body is achieved, the patient can keep the urethra healthy, and the service life of the novel catheter is prolonged.

Description

Novel urinary catheter

Technical Field

The utility model relates to the technical field of medical supplies, in particular to a novel urinary catheter.

Background

Currently, urinary catheters are widely used in clinical use in hospitals; the urinary catheter is a method for keeping the urinary catheter in the bladder after catheterization, is a clinically common basic nursing technology, is widely used for urination difficulty, anesthesia, operation, urine volume observation of critically ill patients and the like, and can often cause the conditions of urinary catheter urine leakage and blockage in the urinary catheter indwelling process, so that pain is brought to the patients, the risk of urinary tract infection and perineum skin infection of the patients can be increased due to urine leakage, and the medical cost burden of the patients is increased; in addition, the leakage and blockage of the urinary catheter also need to be treated in time by doctors and nurses, the medical workload is increased, and the frequent blockage and leakage of the urinary catheter also easily causes the contradiction between doctors and patients, so that the structural improvement of the conventional urinary catheter is very important.

Chinese patent discloses an atraumatic urinary catheter (grant publication number CN 216091824U), which includes a urinary catheter body and a water bag, while the water bag includes an ellipsoidal-shaped water bag body and a pit portion provided at the top end of the water bag body; the pit part is an inwards concave pyramid-shaped pit, the pit part is used for wrapping the top end of the main catheter extending out of the water sac body, namely, the pit depth is still larger than the length of the maximum value B of the length of the top end extending out of the water sac body of the main catheter, so that the pit part can wrap and protect the part of the top end extending out of the water sac body of the main catheter to the greatest extent, the urinary catheter at the pit part is prevented from touching and damaging the epithelial tissue of the bladder, and the research also finds that the part of the top end extending out of the water sac body of the main catheter cannot touch the epithelial tissue of the bladder even when the body position of a patient changes, so that the protection effect is effectively implemented, the epithelial tissue of the bladder is prevented from being damaged, but the independence of cleaning and sterilizing the urethra cannot be guaranteed, and the cleanliness of the urinary catheter cannot be guaranteed.

Disclosure of Invention

The utility model aims to provide a novel urinary catheter so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a novel urinary catheter, includes the urinary catheter body, the head position of urinary catheter body has set gradually water filling port, drainage end and has washed the end, the tail end of urinary catheter body is provided with the catheter head, the outside of urinary catheter body is close to the position of drainage end and is provided with the master valve, the outside of urinary catheter body is close to the position of catheter head and is provided with the gasbag, the inside intermediate position of urinary catheter body is provided with the flowing back chamber, the inside of urinary catheter body is close to the upper end of flowing back chamber and is provided with the water injection chamber, and the inside of urinary catheter body is close to the lower extreme of flowing back chamber and is provided with the medicine injecting chamber.

As still further aspects of the utility model: the drainage end is located between the flushing end and the water injection port, one end of the liquid drainage cavity is communicated with the drainage end, and the other end of the liquid drainage cavity is connected with the catheter head.

As still further aspects of the utility model: one end of the water injection cavity is communicated with the water injection port, the other end of the water injection cavity is connected with the air bag, and a water injection soft valve is arranged at one end port of the water injection port.

As still further aspects of the utility model: the opening part of the drainage end is provided with a pipe plug, and the position, close to the pipe plug, of the outer side of the drainage end is provided with a one-way valve.

As still further aspects of the utility model: the catheter head is characterized in that side holes are symmetrically formed in two sides of the catheter head, a flushing hole is formed in the top end of the catheter head, one end of the medicine injection cavity is communicated with the flushing end, and the other end of the medicine injection cavity is communicated with the flushing hole.

As still further aspects of the utility model: one end of the one-way valve is provided with an opening, and the opening can be connected with the urine bag through an external catheter.

Compared with the prior art, the utility model has the beneficial effects that:

1. the urine bag is connected with the opening of the one-way valve, so that one-way drainage can be performed, urine of a patient is guided into the urine bag from the liquid discharge cavity through the one-way valve, the urine backflow can be prevented, and infection caused by urine accumulation of the patient can be prevented.

2. According to the utility model, the bladder flushing liquid is externally connected with the water injection port, the flushing liquid flows into the drug injection cavity through the water injection port and then flows out from the flushing hole, so that the effect of cleaning the catheter body is achieved while the bladder is disinfected, the patient can keep the urethra healthy, the service life of the catheter is prolonged, the two side holes of the catheter are respectively trimmed and prolonged towards the far end and the near end, the side holes are enlarged to facilitate leading out large blood clots with bleeding in the bladder, the catheter is suitable for patients with increased secretion caused by infection, the infection incidence rate is reduced, the medical strength of nursing staff is reduced, and the medical cost is saved.

Drawings

FIG. 1 is a schematic view of a novel urinary catheter;

FIG. 2 is a schematic view of a novel catheter head in a catheter;

fig. 3 is a schematic structural view of a novel one-way valve in a urinary catheter.

In the figure: 1. a urinary catheter body; 2. a main valve; 3. a drainage end; 4. a flushing end; 5. a water filling port; 6. a water injection soft valve; 7. a pipe plug; 8. a catheter head; 9. a liquid discharge cavity; 10. a one-way valve; 11. a urine bag; 12. a water injection cavity; 13. a drug injection cavity; 14. an air bag; 15. a side hole; 16. the wells were rinsed.

Detailed Description

Referring to fig. 1 to 3, in the embodiment of the utility model, a novel urinary catheter comprises a urinary catheter body 1, a water filling port 5, a drainage end 3 and a flushing end 4 are sequentially arranged at the head position of the urinary catheter body 1, a catheter head 8 is arranged at the tail end of the urinary catheter body 1, a main valve 2 is arranged at the position, close to the drainage end 3, of the outer side of the urinary catheter body 1, the action of the main valve controls whether the drainage end 3, the flushing end 4 and the water filling port 5 are communicated with the inner side of the urinary catheter body 1, an air bag 14 is arranged at the position, close to the catheter head 8, of the outer side of the urinary catheter body 1, a liquid draining cavity 9 is arranged at the middle position inside the urinary catheter body 1, a water filling cavity 12 is arranged at the upper end, close to the liquid draining cavity 9, of the inner side of the urinary catheter body 1, and a medicine filling cavity 13 is arranged at the lower end, close to the liquid draining cavity 9.

In fig. 1, the drainage end 3 is located between the flushing end 4 and the water injection port 5, one end of the drainage cavity 9 is communicated with the drainage end 3, the other end of the drainage cavity 9 is connected with the catheter head 8, urine flows from the catheter head 8 into the drainage cavity 9, flows into the drainage end 3 and finally enters the urine bag 11 through the catheter head 8.

In fig. 1, one end of a water injection cavity 12 is communicated with a water injection port 5, the other end of the water injection cavity 12 is connected with an air bag 14, a water injection soft valve 6 is arranged at one end port of the water injection port 5, the water injection soft valve 6 is connected with the water injection port 5, physiological saline is contained in an injector, the air bag 14 is inflated through injection, a catheter head 8 can be fixed in a bladder, further, the effect of fixing a catheter body 1 is achieved, and the catheter body 1 can be prevented from sliding out of the bladder.

In fig. 1, a tube plug 7 is arranged at the opening of a drainage end 3, a one-way valve 10 is arranged at the position, close to the tube plug 7, of the outer side of the drainage end 3, and the opening of the one-way valve 10 is connected with a urine bag 11 for one-way drainage.

In fig. 2, the two sides of the catheter head 8 are symmetrically provided with side holes 15, urine and flushing fluid flow into the liquid discharge cavity 9 from the side holes 15, the top end of the catheter head 8 is provided with a flushing hole 16, one end of the drug injection cavity 13 is communicated with the flushing end 4, the other end of the drug injection cavity 13 is communicated with the flushing hole 16, and the flushing fluid flows into the urine bag 11 from the drainage end 3 after the bladder is flushed and disinfected through the water injection port 5 to the drug injection cavity 13 and then flows out of the flushing hole 16, and the flushing fluid flows into the urine bag 11 from the drainage end 3 as urine, so that the bladder is disinfected and the internal effect of the cleaning catheter body 1 is achieved.

In fig. 3, one end of the check valve 10 is provided with an opening, the opening can be connected with the urine bag 11 through an external catheter, the opening of the check valve 10 is connected with the urine bag 11, and urine of a patient can be guided into the urine bag 11 through the check valve 10.

The working principle of the utility model is as follows: when this novel urinary catheter is installed for the patient, at first, need the external syringe of water filling port 5, the syringe passes through water filling soft valve 6 and water filling port 5 is connected, the syringe contains normal saline, it is filled big with gasbag 14 through the injection, can fix catheter head 8 in the bladder, and then play the effect of fixed urinary catheter body 1, can avoid urinary catheter body 1 to slide out from the bladder, so can keep somewhere for a long time, in order to reach the purpose of abundant drainage urine, when patient needs to urinate, open tube stopper 7, connect urine bag 11 with check valve 10 opening department, carry out one-way drainage, patient's urine gets into from flowing back in the chamber 9 through water filling port 5, guide to urine bag 11 by check valve 10, can prevent that the urine from flowing back, also can prevent that patient's urine from piling up and lead to the infection, through water filling port 5 external bladder flushing fluid, the washing fluid flows into medicine chamber 13 through water filling port 5, be used for washing the inside the bladder after the disinfection, like the inner urine of flushing fluid flows into urine bag 11 from 3, in the same time to carry out, the inside the cleaning urinary catheter body 1 effect has also been reached, the side opening is kept the side opening is used for cleaning the inside the urinary catheter body, can be improved, can both sides have been improved, the health care cost is improved, can be improved, the medical care cost is greatly is reduced, the cost is reduced, the medical care cost is increased, the two is improved, the medical care cost is increased, the inner side of the medical catheter is easy to be had the health care, and has been cut off the cost is improved, and has been cut off to the inner to the side's health care, and has been better to the cost has been cut, and has been used to the health care, and has been better to the life's health care, and has been better.

The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a novel urinary catheter, includes urinary catheter body (1), the head position of urinary catheter body (1) has set gradually water filling port (5), drainage end (3) and has washed end (4), the tail end of urinary catheter body (1) is provided with catheter head (8), a serial communication port, the outside of urinary catheter body (1) is close to the position of drainage end (3) and is provided with master valve (2), the outside of urinary catheter body (1) is close to the position of catheter head (8) and is provided with gasbag (14), the inside intermediate position of urinary catheter body (1) is provided with flowing back chamber (9), the inside of urinary catheter body (1) is close to the upper end of flowing back chamber (9) and is provided with injecting medicine chamber (13) near the lower extreme of flowing back chamber (9).

2. A new catheter according to claim 1, characterized in that the drainage end (3) is located between the flushing end (4) and the water filling port (5), one end of the drainage cavity (9) is connected with the drainage end (3), and the other end of the drainage cavity (9) is connected with the catheter head (8).

3. A new catheter according to claim 1, characterized in that one end of the water injection chamber (12) is connected to the water injection port (5), and the other end of the water injection chamber (12) is connected to the air bag (14), and a water injection soft valve (6) is arranged at one end port of the water injection port (5).

4. The novel urinary catheter according to claim 1, wherein a tube plug (7) is arranged at the opening of the drainage end (3), and a one-way valve (10) is arranged at the outer side of the drainage end (3) close to the tube plug (7).

5. The novel urinary catheter according to claim 1, wherein side holes (15) are symmetrically arranged on two sides of the catheter head (8), a flushing hole (16) is formed in the top end of the catheter head (8), one end of the drug injection cavity (13) is communicated with the flushing end (4), and the other end of the drug injection cavity (13) is communicated with the flushing hole (16).

6. The novel urinary catheter as claimed in claim 4, wherein the one-way valve (10) has an opening at one end, the opening being connectable to the urinary bag (11) via an external catheter.