CN211273062U

CN211273062U - Anti-reflux catheter

Info

Publication number: CN211273062U
Application number: CN201921444210.4U
Authority: CN
Inventors: 段太蓉
Original assignee: People's Hospital Of Pengzhou
Current assignee: People's Hospital Of Pengzhou
Priority date: 2019-09-02
Filing date: 2019-09-02
Publication date: 2020-08-18
Anticipated expiration: 2029-09-02

Abstract

The utility model discloses an anti-reflux catheter, which comprises a catheter body, wherein one end of the catheter body is provided with an output end, and the other end is provided with an input end; the output end is provided with an output hole, the circumferential surface of the input end is provided with an input hole, and a flow guide channel communicated with the output hole and the input hole is arranged in the catheter body; a first one-way valve is arranged at one end of the flow guide channel corresponding to the output hole; the catheter body is also provided with a washing pipe, an input hole arranged on the outer peripheral surface of the input end of the catheter body can be used for drainage and is finally output from an output hole, the output end can be connected with nursing equipment such as a urine bag, and the like; the flushing pipe arranged on the catheter body is convenient for medical staff to clean the catheter body, and the convenience of operation is improved.

Description

Anti-reflux catheter

Technical Field

The utility model relates to a medical supplies technical field, concretely relates to catheter against current.

Background

The urinary catheters are of various types, the purpose of the catheterization is to directly lead out a urine specimen without pollution from the urinary bladder, perform bacterial culture, measure the capacity and pressure of the urinary bladder, check the residual urine volume, identify anuresis and urine retention, help diagnosis, discharge urine for patients with urine retention to relieve pain, conduct urine for patients before operation of pelvic organs, empty the urinary bladder and avoid accidental injury, coma, urinary incontinence or vaginal injury during operation, and the urinary catheter is kept to keep local dryness and cleanness. After some urinary system disease operations, in order to promote the recovery of bladder function and the healing of incisions, retention catheterization is often needed to rescue shock or critically ill patients, and urine volume and specific gravity are correctly recorded so as to observe kidney functions. The catheter commonly used at present is easy to generate the condition of reverse flow and is not easy to be cleaned and the like.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide an anti-reflux catheter which can avoid the occurrence of reflux in the process of catheterization; the specific technical scheme is as follows:

an anti-reflux catheter comprises a catheter body, wherein one end of the catheter body is provided with an output end, and the other end of the catheter body is provided with an input end; the catheter body is internally provided with a flow guide channel communicated with the output hole and the input hole; a first one-way valve is arranged at one end of the flow guide channel corresponding to the output hole; the catheter body is also provided with a flushing pipe which is communicated with an inner cavity of the flow guide channel between the input hole and the first one-way valve.

In the technical scheme, the input hole arranged on the outer peripheral surface of the input end of the catheter body can be used for drainage, urine flows into the flow guide channel through the input hole and is finally output from the output hole, the output end can be connected with nursing equipment such as a urine bag, and the like; in addition, the flushing pipe arranged on the catheter body is convenient for medical personnel to clean the catheter body, and the convenience of operation is improved.

The preferred technical solution is additionally characterized in that a second one-way flap is provided in the flush tube to prevent fluid from flowing out of the flush tube.

The optimal technical scheme is characterized in that a supporting assembly is further arranged on the catheter body and comprises a supporting bag arranged at the input end of the catheter body, the supporting bag is C-shaped and is arranged around the periphery of the catheter body, an input hole arranged on the catheter body is located between two ends of the supporting bag, a water injection channel communicated with the supporting bag is arranged in the catheter body, and a water injection connector connected with the water injection channel is arranged at the output end of the catheter body.

The preferable technical scheme is characterized in that a sealing head for sealing the water injection channel is arranged on the water injection joint.

The preferable technical scheme is characterized in that a plurality of flushing holes are formed in the end face of the input end of the catheter body.

The preferable technical scheme is characterized in that a urine bag connector is arranged at the output end of the catheter body.

The preferable technical scheme is characterized in that the catheter body is made of latex or silica gel, and the surface of the catheter body is coated with a hydrophilic ultra-smooth coating.

The utility model has the advantages that: the input hole arranged on the outer peripheral surface of the input end of the catheter body can be used for drainage, and in the drainage process, the first one-way valve is arranged in the flow guide channel and has the characteristic of one-way conduction, so that the effect of preventing urine from flowing backwards is achieved; in addition, the flushing pipe of setting on the catheter body makes things convenient for medical personnel to wash the catheter body, the utility model discloses rational in infrastructure, convenient operation have improved the convenience of having operated the catheterization operation, have higher practical value.

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 embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a block diagram of an anti-reflux urinary catheter according to an embodiment.

Fig. 2 is a cross-sectional view of an anti-reflux urinary catheter according to an embodiment.

Fig. 3 is a top view of an anti-reflux urinary catheter provided in an embodiment.

The meanings indicated by the respective reference numerals are as follows; the catheter comprises a catheter body 100, a flow guide channel 110, an input hole 120, an output hole 130, a flushing hole 140, a water injection channel 150, a flushing pipe 200, a first one-way valve 300, a second one-way valve 400, a support bag 500 and a water injection joint 600.

Detailed Description

Here, it is to be noted that the functions, methods, and the like related to the present invention are only conventional adaptive applications of the related art. Therefore, the present invention is an improvement of the prior art, which substantially lies in the connection relationship between hardware, not in the functions and methods themselves, that is, the present invention relates to a few functions and methods, but does not include the improvements proposed in the functions and methods themselves. The present invention is described for better illustration of the function and method for better understanding of the present invention.

As shown in fig. 1 to 3, in an embodiment, the present invention provides an anti-reflux urinary catheter, which includes a urinary catheter body 100, wherein an output end is provided at one end of the urinary catheter body 100, and an input end is provided at the other end; the output end is provided with an output hole 130, the circumferential surface of the input end is provided with an input hole 120, and the catheter body 100 is internally provided with a flow guide channel 110 communicated with the output hole 130 and the input hole 120; a first one-way valve 300 is arranged at one end of the guide channel 110 corresponding to the output hole 130; the catheter body 100 is further provided with a flushing pipe 200, and the flushing pipe 200 is communicated with the inner cavity of the flow guide channel 110 between the input hole 120 and the first one-way valve 300. The input hole 120 arranged on the outer peripheral surface of the input end of the catheter body 100 can conduct drainage, urine flows into the flow guide channel 110 through the input hole 120 and is finally output from the output hole 130, the output end can be connected with nursing equipment such as a urine bag, and the like, in the drainage process, because the first one-way valve 300 is arranged in the flow guide channel 110, the first one-way valve 300 has the characteristic of one-way conduction, the urine can only be output from the output hole 130 and can not flow back, and the effect of preventing the urine from flowing back is achieved; in addition, the flushing pipe 200 arranged on the catheter body 100 is convenient for medical staff to clean the catheter body 100, and the operation convenience is improved.

As shown in fig. 1 to 3, since the irrigation tube 200 communicates with the guide passage 110, urine should be prevented from overflowing from the irrigation tube 200 during a drainage operation, the present embodiment is provided with a second one-way flap 400 inside the irrigation tube 200 to prevent liquid from flowing out of the irrigation tube 200. The output flow direction of the flushing pipe 200 can be closed under the action of the second one-way valve 400, so that the flushing pipe 200 has the characteristic of one-way input, urine can be prevented from overflowing from the flushing pipe 200, and the flushing effect can be improved.

As shown in fig. 3, during the drainage operation, since the catheter body 100 needs to be left in the body of the patient for a certain period of time, on one hand, the catheter body 100 can stimulate the bladder mucosa as a foreign object to cause local inflammation and bladder stimulation symptoms of the patient, and on the other hand, the catheter body 100 is tightly attached to the bladder mucosa to easily cause unsmooth catheterization, so that the position of the catheter needs to be repositioned to aggravate the discomfort symptoms of the patient. In this embodiment, the catheter body 100 is further provided with a supporting assembly, the supporting assembly includes a supporting bag 500 disposed at the input end of the catheter body 100, the supporting bag 500 is C-shaped and disposed around the periphery of the catheter body 100, the input hole 120 disposed on the catheter body 100 is located between two ends of the supporting bag 500, the catheter body 100 is provided with a water filling channel 150 communicated with the supporting bag 500, and the output end of the catheter body 100 is provided with a water filling connector 600 connected with the water filling channel 150. Like this, after supporting bag 500 is the water injection inflation, can block in patient's bladder to play the positioning action to the catheter, prevent that catheter body 100 from removing and causing uncomfortable sense to the patient, guarantee normal catheterization, supporting bag 500 is the end that C shape major arc structure encircles at catheter body 100, makes the input periphery of catheter can not touch the bladder wall, can guarantee to catheterization smoothly through the input port, can reduce the stimulation to the bladder again, improves the water conservancy diversion effect. The water injection joint 600 connected with the water injection passage 150 can be conveniently connected with a water injection device, and the water injection joint 600 is further provided with a sealing head for sealing the water injection passage 150. The support bladder 500 is ensured to maintain a good seal by the sealing head.

As mentioned above, the catheter body 100 can be irrigated by the irrigation tube 200 in this embodiment, and the end face of the input end of the catheter body 100 is provided with a plurality of irrigation holes 140. The flushing fluid can be delivered to the drainage channel 110 through the inlet hole 120 after flushing the inner wall of the bladder of the patient through the flushing hole 140.

In the water conservancy diversion operation, the output of honeycomb duct body need connect and connect the urine bag, for the convenience of connecting, is equipped with at the output of catheter body 100 and connects the urine bag and connect. Connect the urine bag to connect can stably connect and set up the convenience of drainage operation in the urine bag that connects of output.

Further, in this embodiment, the material of catheter body 100 is latex or silica gel, and the surface of catheter body 100 is coated with a hydrophilic ultra-smooth coating. Therefore, the catheter body 100 can be prevented from damaging a patient in the insertion process, and the use safety is improved.

In the specification of the present invention, a large number of specific details are explained. It can be understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, systems, and techniques have not been shown in detail in order not to obscure an understanding of this description.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments can be modified, or some or all of the technical features can be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. An anti-reflux catheter, characterized in that: comprises a catheter body (100), wherein one end of the catheter body (100) is provided with an output end, and the other end is provided with an input end; the catheter is characterized in that the output end is provided with an output hole (130), the circumferential surface of the input end is provided with an input hole (120), and a flow guide channel (110) communicated with the output hole (130) and the input hole (120) is arranged in the catheter body (100); a first one-way valve (300) is arranged at one end of the flow guide channel (110) corresponding to the output hole (130);

the catheter body (100) is further provided with a flushing pipe (200), and the flushing pipe (200) is communicated with an inner cavity of the flow guide channel (110) positioned between the input hole (120) and the first one-way valve (300).

2. The anti-reflux urinary catheter according to claim 1, wherein: a second one-way valve (400) for preventing liquid from flowing out of the flushing pipe (200) is arranged in the flushing pipe (200).

3. The anti-reflux urinary catheter according to claim 1, wherein: still be equipped with the supporting component on catheter body (100), the supporting component is including supporting bag (500) of locating catheter body (100) input, it arranges around catheter body (100) periphery to support bag (500) to be "C" shape, and input hole (120) of locating on catheter body (100) are located and support between bag (500) both ends, be equipped with in catheter body (100) and support communicating water injection passageway (150) of bag (500), catheter body (100) output is equipped with water injection joint (600) continuous with water injection passageway (150).

4. The anti-reflux urinary catheter according to claim 3, wherein: and a sealing head for sealing the water injection channel (150) is arranged on the water injection joint (600).

5. The anti-reflux urinary catheter according to claim 1, wherein: the end face of the input end of the catheter body (100) is provided with a plurality of flushing holes (140).

6. The anti-reflux urinary catheter according to claim 1, wherein: the output end of the catheter body (100) is provided with a urine bag connector.

7. The anti-reflux urinary catheter according to claim 1, wherein: the catheter body (100) is made of latex or silica gel, and the surface of the catheter body (100) is coated with a hydrophilic ultra-smooth coating.