CN211024454U

CN211024454U - Three-way device for bladder perfusion and irrigation

Info

Publication number: CN211024454U
Application number: CN201921792581.1U
Authority: CN
Inventors: 王岩
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-07-17
Anticipated expiration: 2029-10-23

Abstract

The utility model provides a bladder fills and tee bend device who washes, including being responsible for, the branch pipe, the first port of branch pipe links to each other with the lateral wall of being responsible for, and be responsible for and link up each other with the branch pipe, in order to form T type pipe, the first opening of T type pipe is provided with the ureter joint with T type pipe formula as an organic whole, the second opening, one of them of third opening communicates with the medicine bottle, another is linked together with the drainage bag, the crossing position of branch pipe and person in charge is provided with the case and drives case pivoted steering handle, the case is in close contact with the inner wall of T type pipe, steering handle sets up in the outside of T type pipe, when steering handle is in the first position, first opening, the second opening, the third opening all communicates, when steering handle is in the second position, two arbitrary openings in first opening, the second opening, the third opening are linked together, the one end that T type pipe was kept away from to the ureter joint, The end caps are arranged at the positions of the second opening and the third opening, so that medical staff can conveniently fill or wash the patient for treatment.

Description

Three-way device for bladder perfusion and irrigation

Technical Field

The utility model belongs to the technical field of clinical medical utensil technique and specifically relates to a bladder fills and tee bend device that washes.

Background

The indwelling double-cavity catheter is a basic nursing operation technology widely used clinically, and is an important means for treating, relieving the pain of a patient and preventing complications. To keeping the catheter unobstructed, preventing urinary tract infection, bladder postoperative and bladder tumour patient, need wash or fill the bladder at the in-process of treatment, generally use Y venturi tube connection at present, such connection exists need with the drainage bag separation, prepares in addition that the clip pinches off the pipeline, increases the infection risk and causes the trouble for medical work simultaneously. The method has no standard basis for operation, is easy to increase infection risk, and is also easy to cause damage of the urinary catheter or pipeline separation caused by puncture of a water-filled sac, so that chemotherapy drug perfusion is easy to cause splashing of the drug to damage the skin and cause occupational exposure and the like.

The problem of studying how to facilitate the perfusion or irrigation of the bladder of a patient by a medical professional is a major problem to be solved by the skilled person.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a three-way device that bladder was filled and was washed makes things convenient for medical personnel to fill or wash patient's bladder.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a three-way device for bladder perfusion and flushing, which comprises a main pipe and a branch pipe, wherein one end of the branch pipe is connected with the side wall of the main pipe, the main pipe is communicated with the branch pipe to form a T-shaped pipe, the two ends of the main pipe are respectively provided with a first opening and a third opening, the other end of the branch pipe is provided with a second opening, the first opening is provided with a ureteral joint which is integrated with the T-shaped pipe, the outer peripheral surface of the ureteral joint is in a cone frustum shape, the position of the maximum cross section of the ureteral joint is communicated with the first opening, the position of the minimum cross section of the ureteral joint is far away from the first opening, one of the second opening and the third opening is communicated with a medicine bottle, the other one is communicated with a drainage bag, the branch pipe and the crossed position of the main pipe are provided with a valve core and a steering handle for driving the valve core to rotate, the valve element is in close contact with the inner wall of the T-shaped pipe, the steering handle is arranged on the outer side of the T-shaped pipe, when the steering handle is located at a first position, the first opening, the second opening and the third opening are all communicated, when the steering handle is located at a second position, any two openings of the first opening, the second opening and the third opening are communicated, and the positions, far away from one end of the T-shaped pipe, of the urinary pipe joint, of the second opening and the third opening are all provided with end caps which can be detachably connected.

Preferably, the second opening is communicated with the medicine bottle through a needle-free closed infusion connector, a first end of the needle-free closed infusion connector is connected with the second opening, a second end of the needle-free closed infusion connector is communicated with a connecting pipe of the medicine bottle, when the second end of the needle-free closed infusion connector is communicated with the connecting pipe of the medicine bottle, the medicine in the medicine bottle conveys liquid to the T-shaped pipe, and when the second end of the needle-free closed infusion connector is disconnected from the connecting pipe of the medicine bottle, the liquid in the T-shaped pipe stays in the inner cavity of the T-shaped pipe.

Preferably, the needle-free closed infusion connector comprises a first shell and a second shell which are connected, a movable support, a sealing plug and a spring, wherein the movable support, the sealing plug and the spring are arranged in the first shell and the second shell, the first shell is far away from one end of the second shell is matched with the second opening, one end of the first shell is far away from the second shell, the medicine bottle is communicated with one end of the first shell, the spring is sleeved at one end, close to the first shell, of the movable support, one end of the spring abuts against the movable support, the other end of the spring abuts against the end face of the first shell, the sealing plug is arranged at the other end of the movable support and is hermetically connected with an inlet of the second shell, and a first through hole for allowing one end of the movable support to pass through is formed in the end face of one end of the first shell according to the principle of the second shell.

Preferably, the other end of the second housing is provided with luer fitting internal threads.

Preferably, a drainage bag connecting joint is arranged between the third opening and the drainage bag, one end of the drainage bag connecting joint is communicated with the third opening through threads, and the other end of the drainage bag connecting joint is communicated with a drainage tube of the drainage bag.

Preferably, the other end of the drainage bag connector is conical, and the inner circumferential surface of the drainage bag connector is provided with threads.

Preferably, the drainage bag connecting joint and the T-shaped pipe are arranged into an integral structure.

Preferably, three second through holes which are communicated with each other are formed in the valve core, when the steering handle is located at the first position, the three second through holes are respectively communicated with the first opening, the second opening and the third opening, and when the steering handle is located at the second position, only two of the three second through holes are communicated with the opening of the T-shaped pipe.

Preferably, the outer circumferential surface of the urinary catheter adapter is provided with threads.

Preferably, the needleless closed infusion joint and the T-shaped pipe are of an integrated structure.

The technical scheme provided by the application document comprises the following beneficial effects:

the utility model provides a three-way device for bladder perfusion and flushing, which comprises a main pipe and a branch pipe, wherein a first port of the branch pipe is connected with the side wall of the main pipe, the main pipe is communicated with the branch pipe to form a T-shaped pipe, the two ends of the main pipe are respectively provided with a first opening and a third opening, the other end of the branch pipe is provided with a second opening, the first opening is provided with a catheter joint integrated with the T-shaped pipe, the T-shaped pipe and the catheter joint are arranged into an integrated structure to increase the connection strength between the catheter joint and the T-shaped pipe, the outer peripheral surface of the catheter joint is in a cone frustum shape, the position of the maximum cross section of the catheter joint is communicated with the first opening, the position of the minimum cross section of the catheter joint is far away from the first opening, so that the catheter with various pipe diameters can be satisfied, thereby being convenient for medical care personnel to use, one of the second opening and the third opening is communicated with, the valve core and the steering handle driving the valve core to rotate are arranged at the crossed position of the branch pipe and the main pipe, the valve core is in close contact with the inner wall of the T-shaped pipe, the steering handle is arranged on the outer side of the T-shaped pipe, when the steering handle is located at a first position, the first opening, the second opening and the third opening are all communicated, namely when liquid is conveyed to the T-shaped pipe through the second opening, the liquid can be conveyed towards the drainage bag direction and the bladder direction, when the steering handle is located at a second position, any two openings of the first opening, the second opening and the third opening are communicated, one end, the second opening and the third opening, which are far away from the T-shaped pipe, of the urinary pipe joint are provided with detachably connected end caps, and the positions of the second opening and the third opening are all provided with. So set up, medical personnel avoid using the clip to close the drainage tube that is linked together with the drainage bag when filling the medicine, avoid using the syringe needle to prick on the catheter simultaneously and accomplish the bladder and wash or fill, and medical personnel only need adjust to turn to the handle in this embodiment, make the second opening be linked together with the third opening can, make things convenient for medical personnel to adjust.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic diagram illustrating the construction of a three-way device according to an exemplary embodiment;

FIG. 2 is a schematic diagram illustrating the mechanics of a T-tube according to an exemplary embodiment;

fig. 3 is a schematic diagram illustrating a needle-free occluded infusion connector, according to an exemplary embodiment.

In the figure: 1-main pipe, 2-branch pipe, 3-second opening, 4-third opening, 5-end cap, 6-urinary catheter joint, 7-needleless closed infusion joint, 8-drainage bag connecting joint, 9-steering handle, 10-first shell, 11-second shell, 12-movable support, 13-sealing plug and 14-spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

This embodiment provides a three-way device that bladder was perfused and was washed, makes things convenient for medical personnel to perfuse or wash patient's bladder.

Hereinafter, embodiments will be described with reference to the drawings. The embodiments described below do not limit the scope of the invention described in the claims. Further, the entire contents of the configurations shown in the following embodiments are not limited to those necessary as a solution of the invention described in the claims.

Referring to fig. 1-3, the utility model provides a three-way device for bladder perfusion and irrigation, comprising a main pipe 1 and a branch pipe 2, wherein one end of the branch pipe 2 is connected with the side wall of the main pipe 1, the main pipe 1 is communicated with the branch pipe 2 to form a T-shaped pipe, the two ends of the main pipe 1 are respectively provided with a first opening and a third opening 4, the other end of the branch pipe 2 is provided with a second opening 3, the first opening is provided with a ureter joint 6 integrated with the T-shaped pipe, the T-shaped pipe and the ureter joint 6 are integrated to increase the connection strength between the ureter joint 6 and the T-shaped pipe, the ureter joint 6 is prevented from being separated from the T-shaped pipe during the use process of a patient, the outer peripheral surface of the ureter joint 6 is in a cone frustum shape, the position of the maximum cross section of the ureter joint 6 is communicated with the first opening, the position of the minimum cross section, when the medical staff uses the catheter, the catheter with various pipe diameters can be met, the medical staff can conveniently use the catheter, one of the second opening 3 and the third opening 4 is communicated with the medicine bottle, the other one is communicated with the drainage bag, for patients who need to keep the urinary catheter smooth, prevent urinary tract infection, after bladder surgery and bladder tumor, the bladder of the patient needs to be filled with medicine or washed, the position where the branch pipe 2 and the main pipe 1 are intersected is provided with the valve core and the steering handle 9 for driving the valve core to rotate, the valve core is tightly contacted with the inner wall of the T-shaped pipe, the steering handle 9 is arranged on the outer side of the T-shaped pipe, when the steering handle 9 is positioned at the first position, the first opening, the second opening 3 and the third opening 4 are communicated, namely when liquid is conveyed to the T-shaped pipe through the second opening 3, the catheter can be conveyed to the direction of the drainage bag and can be conveyed to, when the steering handle 9 is in the second position, any two of the first opening, the second opening 3 and the third opening 4 are communicated, that is, the second opening 3 is communicated with the first opening or the second opening 3 is communicated with the third opening 4 or the first opening is communicated with the third opening 4, for example, when the medicine infused by people is not required to be conveyed towards the direction of the drainage bag, the steering handle 9 can be rotated to enable the second opening 3 to be communicated with the first opening, and medical personnel can infuse the medicine into the bladder of the patient through the second opening 3, so that the medical personnel can conveniently treat the patient; when one desires to urinate but does not need to be infused with medication, communication may be maintained between only the first opening and the second opening 3. The position that the one end of T type pipe, second opening 3, third opening 4 were kept away from to catheter adapter 6 all sets up can dismantle the end cap 5 of connection, guarantees the clean health of each opening of T type pipe, avoids the bacterial infection, and simultaneously, when the patient walked about, the patient carried the urine bag and walked about very inconveniently, and for the patient walked about, people can take off and cover end cap 5 in third opening 4 department with being linked together the drainage tube with the urine bag in order to make things convenient for the patient to walk about. So set up, medical personnel avoid using the clip to close the drainage tube that is linked together with the drainage bag when filling the medicine, avoid using the syringe needle to prick on the catheter simultaneously and accomplish the bladder and wash or fill, and medical personnel only need adjust to turn to handle 9 in this embodiment, make second opening 3 and third opening 4 be linked together can, make things convenient for medical personnel to adjust.

In this embodiment, the second opening 3 is communicated with the medicine bottle through the needle-free closed infusion connector 7, the first end of the needle-free closed infusion connector 7 is connected with the second opening 3, the second end of the needle-free closed infusion connector 7 is connected with the connecting pipe of the medicine bottle, when the second end of the needle-free closed infusion connector 7 is communicated with the connecting pipe of the medicine bottle, the medicine in the medicine bottle conveys liquid to the T-shaped pipe and further conveys the liquid to the bladder position of the patient to treat the patient, when the second end of the needle-free closed infusion connector 7 is disconnected with the connecting pipe of the medicine bottle, the liquid conveyed through the T-shaped pipe cannot leak outwards from the inlet position of the needle-free closed infusion connector 7, the liquid in the T-shaped pipe stays in the inner cavity of the T-shaped pipe, so as to avoid medicine from splashing outside to the skin of the medical care personnel and causing harm to the skin of the medical, meanwhile, the needle-free closed infusion connector 7 is arranged at the position of the second opening 3, so that frequent use of the end cap 5 can be avoided, the end cap 5 needs to be sterilized when the end cap 5 is used, infection can be possibly caused in the sterilization process, and harm is caused to a patient, wherein the needle-free closed infusion connector 7 is an existing part, and only one-way liquid conveying can be realized.

In this embodiment, the needle-free closed infusion connector 7 includes a first housing 10 and a second housing 11 connected to each other, a movable support 12 disposed inside the first housing 10 and the second housing 11, a sealing plug 13 and a spring 14, wherein one end of the first housing 10 away from the second housing 11 is engaged with the second opening 3, the first housing 10 is engaged with the second opening 3 by a screw thread, so as to prevent the first housing 10 from separating from the T-shaped tube during use, one end of the second housing 11 away from the first housing 10 is communicated with the medicine bottle, the spring 14 is sleeved on one end of the movable support 12 close to the first housing 10, one end of the spring 14 abuts against the movable support 12, the other end of the spring abuts against an end face of the first housing 10, the sealing plug 13 is disposed at the other end of the movable support 12 and is hermetically connected to an inlet of the second housing 11, a first through hole for passing one end of the movable support 12 is disposed on an end face of the other end of the second housing 11, medical personnel will connect when the connecting pipe setting on the medicine bottle is at the other end of second casing 11, the connecting pipe will promote the part that removes support 12 and pass first through-hole and remove along the extending direction of second casing 11, and then drive and remove support 12 and remove, spring 14 takes place deformation, spring 14 is in compression state promptly, when medical personnel extracted the connecting pipe, spring 14 resumes deformation, it removes to drive and remove support 12, make the sealed end cap 13 of the other end of removing support 12 seal the entry on second casing 11, and then prevent liquid leakage. The structure of the needle-free closed infusion joint 7 is not limited to the structure, and other structures can be adopted, and the needle-free closed infusion joint 7 is an existing part as long as unidirectional liquid delivery can be realized.

In this embodiment, one end of the second housing 11, which is away from the first housing 10, is provided with luer female threads, and the connecting pipe is connected with the second housing 11 through the luer female threads, so that the connecting pipe is prevented from being separated from the second housing 11, and the connection strength between the second housing 11 and the connecting pipe is ensured.

In this embodiment, a drainage bag connector 8 is disposed between the third opening 4 and the drainage bag, one end of the drainage bag connector 8 is communicated with the third opening 4 through a thread, so that the drainage bag connector 8 is prevented from being separated from the third opening 4 in the using process, urine is prevented from dropping on the ground, and the other end of the drainage bag connector 8 is communicated with a drainage tube of the drainage bag.

In this embodiment, the other end of the drainage bag connector 8 is designed to be conical, the maximum cross-sectional area of the drainage bag connector 8 is far away from the third opening 4, the minimum cross-sectional area of the drainage bag connector 8 is connected with the third opening 4, and the inner peripheral surface of the drainage bag connector 8 far away from the third opening 4 is provided with threads, so that the drainage bag connector 8 is prevented from being separated from the drainage tube in the use process, and urine is prevented from dripping on the ground.

In this embodiment, drainage bag attach fitting 8 sets up structure as an organic whole with T type pipe, increases the joint strength between drainage bag attach fitting 8 and the T type pipe, avoids drainage bag attach fitting 8 and third opening 4 to take place to separate at the in-process that uses, causes the urine to drip subaerial.

In this embodiment, three second through holes that communicate with each other are provided on the valve core, when the steering handle 9 is in the first position, the three second through holes are respectively communicated with the first opening, the second opening 3 and the third opening 4, when the steering handle 9 is in the second position, only two of the three second through holes are communicated with the opening of the T-shaped tube, that is, the structure formed by the three second through holes is also a T-shaped structure, the medical care personnel can communicate the two openings or the three openings of the T-shaped tube with each other by the steering handle 9, thereby facilitating the adjustment of people, avoiding using the clip to close the drainage tube communicated with the drainage bag, and simultaneously avoiding using the needle to prick on the catheter to complete the bladder irrigation or perfusion.

In this embodiment, the outer circumferential surface of the catheter adapter 6 is provided with a thread, and in order to prevent the catheter from being separated from the catheter adapter 6, the outer circumferential surface of the catheter adapter 6 is provided with a thread. In order to avoid the separation between catheter and catheter adapter 6, can also be equipped with along the second annular arch that the axial encircleed the setting on the outer peripheral face of catheter adapter 6, the side of first open-ended one side is kept away from to the slope of the direction of keeping away from first open-ended to the second annular arch forms the inclined plane, conveniently inserts the catheter on catheter adapter 6, and second annular arch can prevent that catheter and catheter adapter 6 from separating simultaneously.

In the embodiment, the needle-free closed infusion connector 7 and the T-shaped tube are of an integrated structure, so that the phenomenon that the needle-free closed infusion connector 7 is separated from the T-shaped tube in the using process to cause liquid leakage and damage to the skin of medical staff or patients is avoided.

The utility model provides a three-way device for bladder perfusion and irrigation, which comprises a main pipe 1 and a branch pipe 2, wherein a first port of the branch pipe 2 is connected with the side wall of the main pipe 1, the main pipe 1 is communicated with the branch pipe 2 to form a T-shaped pipe, a first opening and a third opening 4 are respectively arranged at two ends of the main pipe 1, a second opening 3 is arranged at the other end of the branch pipe 2, a ureteral joint 6 integrated with the T-shaped pipe is arranged at the first opening to increase the connection strength between the ureteral joint 6 and the T-shaped pipe, so that the separation of the ureteral joint 6 and the T-shaped pipe in the using process of a patient is avoided, the peripheral surface of the ureteral joint 6 is in a cone frustum shape, the position of the maximum cross section of the ureteral joint 6 is communicated with the first opening, the position of the minimum cross section of the ureteral joint 6 is far away from the first opening, so as to set, meanwhile, the outer circumferential surface of the urinary catheter joint 6 is provided with threads. The second opening 3 is communicated with the medicine bottle through a needle-free closed infusion joint 7, the first end of the needle-free closed infusion joint 7 is connected with the second opening 3, the second end of the needle-free closed infusion joint 7 is connected with a connecting pipe of the medicine bottle, when the second end of the needle-free closed infusion joint 7 is communicated with the connecting pipe, the medicine in the medicine bottle conveys liquid to a T-shaped pipe and further to the bladder position of a patient, the patient is treated, when the second end of the needle-free closed infusion joint 7 is disconnected with the connecting pipe, the liquid conveyed through the T-shaped pipe cannot leak outwards from the inlet position of the needle-free closed infusion joint 7, a drainage bag connecting joint 8 is arranged between the third opening 4 and a drainage bag, one end of the drainage bag connecting joint 8 is communicated with the third opening 4 through threads, the other end of the drainage bag connecting joint 8 is designed in a conical shape, and the position of the largest cross-sectional area of the drainage bag connecting joint, the minimum cross-sectional area position of drainage bag attach fitting 8 is connected with third opening 4, and drainage bag attach fitting 8 keeps away from the inner peripheral surface of 4 one ends of third opening and is provided with the screw thread, avoid drainage bag attach fitting 8 and third opening 4 to take place the separation at the in-process that uses, cause the urine to drip subaerial, so set up, in the in-process of using, medical personnel can change fast and turn to handle 9, so that the medicine reachs patient's bladder, and then reach treatment patient's purpose, the catheter has still been guaranteed simultaneously, the connecting pipe, the joint strength of drainage tube and T type pipe, avoid appearing the problem that urine or medicine leaked at the in-process of using.

It should be noted that the terms "first," "second," "third," and the like, as used herein, are not intended to limit the specific order, but merely to distinguish one element from another or function.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

It is understood that the same or similar parts in the above embodiments may be mutually referred to, and the same or similar parts in other embodiments may be referred to for the content which is not described in detail in some embodiments.

Although embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present application, and that variations, modifications, substitutions and alterations may be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.

Claims

1. The three-way device for bladder perfusion and irrigation is characterized by comprising a main pipe (1) and a branch pipe (2), wherein one end of the branch pipe (2) is connected with the side wall of the main pipe (1), the main pipe (1) is communicated with the branch pipe (2) to form a T-shaped pipe, a first opening and a third opening (4) are respectively arranged at two ends of the main pipe (1), a second opening (3) is arranged at the other end of the branch pipe (2), a urine pipe joint (6) integrated with the T-shaped pipe is arranged at the first opening, the outer peripheral surface of the urine pipe joint (6) is in a truncated cone shape, the position of the maximum cross section of the urine pipe joint (6) is communicated with the first opening, the position of the minimum cross section of the urine pipe joint (6) is far away from the first opening, one of the second opening (3) and the third opening (4) is communicated with a medicine bottle, the other one is communicated with a drainage bag, a valve core and a steering handle (9) for driving the valve core to rotate are arranged at the intersecting position of the branch pipe (2) and the main pipe (1), the valve core is in close contact with the inner wall of the T-shaped pipe, the steering handle (9) is arranged on the outer side of the T-shaped pipe, when the steering handle (9) is located at a first position, any two openings of the first opening, the second opening (3) and the third opening (4) are communicated, when the steering handle (9) is located at a second position, any two openings of the first opening, the second opening (3) and the third opening (4) are communicated, and the position of one end, far away from the T-shaped pipe, of the urine pipe joint (6), of the second opening (3) and the third opening (4) are provided with a detachably connected end cap (5).

2. The three-way device for bladder irrigation and irrigation according to claim 1, wherein the second opening (3) is communicated with the medicine bottle through a needle-free closed infusion connector (7), a first end of the needle-free closed infusion connector (7) is connected with the second opening (3), a second end of the needle-free closed infusion connector (7) is communicated with the connecting pipe of the medicine bottle, when the second end of the needle-free closed infusion connector (7) is communicated with the connecting pipe of the medicine bottle, the medicine in the medicine bottle conveys liquid to the T-shaped pipe, and when the second end of the needle-free closed infusion connector (7) is disconnected with the connecting pipe of the medicine bottle, the liquid in the T-shaped pipe stays in the inner cavity of the T-shaped pipe.

3. The three-way device for bladder irrigation and flushing according to claim 2, characterized in that the needle-free closed infusion connector (7) comprises a first housing (10) and a second housing (11) which are connected, a movable support (12) arranged in the first housing (10) and the second housing (11), a sealing plug (13) and a spring (14), one end of the first housing (10) far away from the second housing (11) is matched with the second opening (3), one end of the second housing (11) far away from the first housing (10) is communicated with the medicine bottle, the spring (14) is sleeved on one end of the movable support (12) close to the first housing (10), one end of the spring (14) is abutted against the movable support (12), the other end of the spring is abutted against the end face of the first housing (10), and the sealing plug (13) is arranged on the other end of the movable support (12), and the end face of one end, far away from the first shell (10), of the second shell (11) is provided with a first through hole for one end of the movable support (12) to pass through.

4. The three-way device for bladder irrigation and irrigation according to claim 3, characterized in that the end of the second housing (11) remote from the first housing (10) is provided with female luer connector threads.

5. The three-way device for bladder irrigation and flushing according to claim 1, characterized in that a drainage bag connection joint (8) is provided between the third opening (4) and the drainage bag, one end of the drainage bag connection joint (8) is in threaded communication with the third opening (4), and the other end of the drainage bag connection joint (8) is in communication with a drainage tube of the drainage bag.

6. The three-way device for bladder irrigation and irrigation according to claim 5, characterized in that the other end of the drainage bag connection fitting (8) is of conical design and the inner circumferential surface of the drainage bag connection fitting (8) is provided with a thread.

7. The three-way device for bladder irrigation and irrigation according to claim 5, characterized in that the drainage bag connection fitting (8) is provided in a unitary structure with the T-tube.

8. Three-way device for bladder irrigation and irrigation according to claim 1, wherein three second through holes are provided on the valve core, wherein the three second through holes are in communication with the first opening, the second opening (3) and the third opening (4) respectively when the steering handle (9) is in the first position, and only two of the three second through holes are in communication with the opening of the T-shaped tube when the steering handle (9) is in the second position.

9. The three-way device for bladder irrigation and irrigation according to claim 1, characterized in that the outer circumference of the urinary catheter adapter (6) is provided with a thread.

10. The three-way device for bladder irrigation and irrigation according to claim 2, characterized in that the needle-free closed infusion connector (7) is of one-piece construction with the T-tube.