CN215194341U

CN215194341U - Disposable bladder irrigator

Info

Publication number: CN215194341U
Application number: CN202023224332.8U
Authority: CN
Inventors: 杨倩; 刘万兰
Original assignee: Chongqing General Hospital
Current assignee: Chongqing General Hospital
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-12-17
Anticipated expiration: 2030-12-28

Abstract

The utility model provides a disposable bladder flusher, including the syringe of no syringe needle, coupling hose, attach fitting and catheter, the nipple of syringe needle-free syringe and coupling hose's the sealed intercommunication of one end, attach fitting includes integrated into one piece's hose connection joint and catheter connection joint, catheter connection joint's internal diameter is greater than hose connection joint's internal diameter, and catheter connection joint's internal diameter reduces gradually from being close to hose connection joint one end to keeping away from hose connection joint one end, hose connection joint and coupling hose's the sealed intercommunication of the other end, catheter connection joint and the sealed intercommunication of the inlet that can insert patient's urinary catheter. This application increases one section coupling hose at the nipple of needleless syringe, and passes through the sealing connection that the attach fitting coincide with the catheter at coupling hose, intraductal washing pressure when can alleviateing washing from this to can avoid liquid leakage and because the too big liquid that arouses of washing pressure spatters, the clinical bladder of being convenient for very much washes the use.

Description

Disposable bladder irrigator

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to disposable bladder flusher.

Background

Bladder irrigation is a method in which a solution is injected into the bladder using a catheter and the injected liquid is drained by using the siphon principle. Clinically, the patient who suffers from bladder diseases such as cystitis, bladder tumour, the extravasated blood of postoperative can form the blood clot and block up the catheter, perhaps the floccule in the patient's ureter that long-term catheter kept somewhere also can block up the catheter, need wash foreign matter such as blood clot or floccule in the catheter this moment to keep catheter urine drainage unobstructed. At present, a syringe without a needle is commonly used for flushing foreign matters such as blood clots in a catheter in clinic. However, the inventor of the present invention has found through research that, because the liquid injector interface and the catheter interface are usually not matched, liquid often leaks out during actual flushing, and if the pressure for flushing is too large, the liquid can be splashed around, thereby causing the clinical use to be very inconvenient.

SUMMERY OF THE UTILITY MODEL

To having the syringe that does not take the syringe needle to wash foreign matter such as blood clot in the catheter clinically commonly used now, because liquid syringe interface and catheter interface are inequality usually, so often have the liquid to leak out when actually washing, if washing pressure is too big, liquid still can be in disorder spatters everywhere, therefore leads to the very inconvenient technical problem of clinical use, the utility model provides a disposable bladder flusher.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides a disposable bladder irrigator, includes needleless syringe, coupling hose, attach fitting and catheter, the sealed intercommunication of nipple and coupling hose's one end of needleless syringe, attach fitting includes integrated into one piece's hose connection joint and ureter attach fitting, ureter attach fitting's internal diameter is greater than hose connection joint's internal diameter, just the internal diameter of ureter attach fitting reduces gradually from being close to hose connection joint one end to keeping away from hose connection joint one end, hose connection joint and coupling hose's the sealed intercommunication of the other end, ureter attach fitting and the sealed intercommunication of inlet that can insert patient's bladder's catheter.

Compared with the prior art, the disposable bladder irrigator provided by the utility model is firstly communicated with the nipple of the syringe without the needle head in a sealing way through one end of the connecting hose, thereby initially reducing the irrigation pressure when the syringe without the needle head is used for injection through the connecting hose, then the other end of the connecting hose is communicated with the hose connecting joint of the connecting joint in a sealing way, the urine tube connecting joint of the connecting joint is communicated with the liquid inlet of the urinary catheter in a sealing way, and the inner diameter of the urinary catheter connecting joint of the connecting joint is larger than that of the hose connecting joint, the inner diameter of the urinary catheter connecting joint is gradually reduced from one end close to the hose connecting joint to one end far away from the hose connecting joint, whereby the flushing pressure reaching the hose connection fitting can be relieved again after passing the catheter connection fitting, thereby avoiding liquid leakage and liquid splashing caused by too large flushing pressure, and being very convenient for clinical bladder flushing.

Furthermore, the nipple of the needleless injector and the outer surface of the hose connection joint are provided with external threads, and the surfaces of the two ends of the connection hose are provided with internal threads matched with the external threads in a threaded manner.

Further, the internal diameter of hose coupling is 3 ~ 3.5mm, the internal diameter that catheter coupling is close to hose coupling one end is 6 ~ 7mm, the internal diameter that catheter coupling kept away from hose coupling one end is 4.5 ~ 5 mm.

Furthermore, a liquid outlet pipe is further integrally connected to one end, close to the liquid inlet, of the catheter, a liquid bag is connected to the liquid outlet of the liquid outlet pipe, and a pipe clamp capable of clamping the liquid outlet pipe or the catheter between the liquid inlet and the liquid outlet pipe is connected to the liquid outlet pipe.

Drawings

Fig. 1 is a schematic structural view of the disposable bladder irrigator provided by the utility model.

In the figure, 1, a needle-free injector; 11. a nipple; 2. a connecting hose; 3. connecting a joint; 31. a hose connection fitting; 32. a urinary catheter connecting joint; 4. a urinary catheter; 41. a liquid outlet conduit; 42. a pipe clamp; 5. and (6) liquid bags.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.

In the description of the present invention, it is to be understood that the terms "longitudinal", "radial", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and to simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

Referring to fig. 1, the present invention provides a disposable bladder irrigator, which comprises a needleless injector 1, a connection hose 2, a connection joint 3 and a urinary catheter 4, wherein a nipple 11 of the needleless injector 1 is in sealed communication with one end of the connection hose 2, the connection joint 3 comprises an integrally formed hose connection joint 31 and a urinary catheter connection joint 32, an inner diameter of the urinary catheter connection joint 32 is larger than an inner diameter of the hose connection joint 31, the inner diameter of the urinary catheter connection joint 32 is gradually reduced from one end close to the hose connection joint 31 to one end away from the hose connection joint 31, the hose connection joint 31 is in sealed communication with the other end of the connection hose 2, the urinary catheter connection joint 32 is in sealed communication with a liquid inlet of the urinary catheter 4 capable of being inserted into a bladder of a patient, and the urinary catheter 4 can be specifically realized by using a urinary catheter of the prior art. When the bladder is flushed, the urinary catheter 4 is firstly inserted into the bladder of a patient, then the flushing liquid such as physiological saline pre-sucked in the syringe 1 is pushed, and the flushing liquid sequentially flows through the connecting hose 2 and the connecting joint 3 and then reaches the urinary catheter 4, so that the bladder can be flushed.

As a specific example, the nipple 11 of the needleless injector 1 and the outer surface of the hose connection joint 31 are provided with external threads, and the both end surfaces of the connection hose 2 are provided with internal threads which are screw-coupled with the external threads, thereby enabling the connection hose 2 to be screw-sealingly coupled with the needleless injector 1 and the connection joint 3, respectively, through screw-coupling engagement of the internal and external threads.

As a specific embodiment, the inner diameter of the hose connector 31 is 3-3.5 mm, the inner diameter of the end of the urinary catheter connector 32 close to the hose connector 31 is 6-7 mm, and the inner diameter of the end of the urinary catheter connector 32 far away from the hose connector 31 (i.e. close to the catheter 4 side) is 4.5-5 mm, so that the urinary bladder of a patient can be flushed under sufficient pressure while the situation that the flushing pressure is too high to cause splashing of liquid is avoided.

As a specific embodiment, referring to fig. 1, an outlet conduit 41 is further integrally connected to one end of the urinary catheter 4 close to the liquid inlet, a liquid bag 5 is connected to the liquid outlet of the outlet conduit 41, and a tube clamp 42 capable of clamping the outlet conduit 41 or a urinary catheter between the liquid inlet of the urinary catheter and the outlet conduit is connected to the outlet conduit 41, that is, the tube clamp 42 can clamp the outlet conduit 41 or a urinary catheter between the liquid inlet of the urinary catheter and the liquid inlet of the urinary catheter as required. Therefore, when in use, the liquid outlet catheter 41 is clamped and closed by the tube clamp 42, and the bladder is flushed by the needleless injector 1; then the catheter between the liquid outlet conduit 41 and the liquid inlet of the catheter is clamped by the pipe clamp 42, and the flushing liquid is discharged into the liquid bag 5 through the liquid outlet conduit 41; and then, flushing the bladder, and repeatedly flushing for 3-4 times.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. A disposable bladder irrigator is characterized by comprising a needleless injector (1), a connecting hose (2), a connecting joint (3) and a catheter (4), wherein a nipple (11) of the needleless injector (1) is hermetically communicated with one end of the connecting hose (2), the connecting joint (3) comprises a hose connecting joint (31) and a catheter connecting joint (32) which are integrally formed, the inner diameter of the catheter connecting joint (32) is larger than that of the hose connecting joint (31), the inner diameter of the catheter connecting joint (32) is gradually reduced from one end close to the hose connecting joint (31) to one end far away from the hose connecting joint (31), the inner diameter of the hose connecting joint (31) is 3-3.5 mm, the inner diameter of the catheter connecting joint (32) close to one end of the hose connecting joint (31) is 6-7 mm, and the inner diameter of the catheter connecting joint (32) far away from one end of the hose connecting joint (31) is 4.5-5 mm, the hose connecting joint (31) is communicated with the other end of the connecting hose (2) in a sealing way, and the urinary catheter connecting joint (32) is communicated with a liquid inlet of a urinary catheter (4) which can be inserted into the bladder of a patient in a sealing way.

2. The disposable bladder irrigator according to claim 1, wherein the nipple (11) of the needleless syringe (1) and the outer surface of the hose connecting joint (31) are provided with external threads, and the both end surfaces of the connecting hose (2) are provided with internal threads threadedly engaged with the external threads.

3. The disposable bladder irrigator according to claim 1, wherein an outlet tube (41) is integrally connected to the end of the catheter (4) close to the inlet port, a liquid bag (5) is connected to the outlet port of the outlet tube (41), and a tube clamp (42) capable of clamping the outlet tube or the catheter between the inlet port and the outlet tube is connected to the outlet tube (41).