CN210813400U

CN210813400U - Antifouling catheter

Info

Publication number: CN210813400U
Application number: CN201820355621.5U
Authority: CN
Inventors: 于慧金; 王波; 张艳; 赵力生; 邱天佑; 牛见升
Original assignee: Gansu Province Rehabilitation Center
Current assignee: Gansu Province Rehabilitation Center
Priority date: 2018-03-15
Filing date: 2018-03-15
Publication date: 2020-06-23
Anticipated expiration: 2028-03-15

Abstract

The patent discloses an antifouling catheter belongs to the medical instrument field, can make the catheter insert the urethra under the pollution-free state, the subassembly includes: a catheter, a urine storage device and a fixing device. The utility model discloses a can solve the urinary tract and pollute, the problem of urine backward flow pollution and fixed catheter, the disease can be under medical care or non-medical care environment, safely, conveniently accomplish the catheterization.

Description

Antifouling catheter

Technical Field

The patent relates to the field of medical equipment, in particular to an antifouling catheter for completing catheterization, which is used in medical environment or non-medical environment and ensures patients to be safe and pollution-free.

Background

The catheter is a common medical instrument, mainly comprises a catheter, a urine storage device and the like, is used for emptying urine stored in the bladder, is mainly used for patients who are inconvenient to urinate after operations and suffer from urinary incontinence or disabled people with paraplegia and quadriplegia, and can help the patients to safely and effectively empty the urine in the bladder by inserting the catheter because the patients cannot urinate independently.

Normally, the urinary catheter supplied to the user is enclosed in a completely sealed and sterile package, which is removed from the package during use and before insertion, and which may be contaminated, e.g. when the user unintentionally touches the catheter, or when the catheter touches surrounding obstacles such as toilet seats, wash basins etc., thus also leading to unavoidable contamination in a medical environment.

The existing catheter can be separated along with the movement of limbs of a patient after being inserted into the urethra, so that strain is caused.

In the prior urinary catheter combination device, the urine is discharged into the urine storage bag through the urine outlet in the urinary catheter, and if the operation is improper, the backflow is easy to happen, and the urinary catheter is polluted.

Therefore, the existing antifouling catheter product cannot ensure that patients can realize safe, simple and convenient self-help catheterization under medical care or non-medical care environment.

SUMMERY OF THE UTILITY MODEL

It is an object of the present invention to provide an antifouling urinary catheter which overcomes the above-mentioned disadvantages of urinary catheters. The assembly comprises: a catheter 1, a urine storage device 2 and a fixing device 3; the catheter 1 consists of a tube body 101, a urine outlet 102, an inflation valve 103 and an infusion port 104; the catheter body 101 of the catheter 1 is provided with a sheath 105, and the sheath 105 surrounds all or part of the catheter body 101; the tube body 101 can be in a completely sealed and sterile state throughout the use. One end of the sheath 105 is sealingly attached to a connection point 111 of said tube 101, the other end of the sheath 105 is provided with a penetration 110, such that the tube 101 penetrates out of the penetration 110, the sheath 105 is collapsible, and as the tube 101 is inserted into the urethra, the sheath 105 collapses towards the distal end of the catheter 1 up to the connection point 111. One end of the tube body 101 opposite to the urine outlet 102 is further provided with an inflation port 107, a balloon 106, a urine inlet 108 and a medicine outlet 109, and the inflation port 107 is communicated with the balloon 106. The urine storage device 2 comprises a urine receiving pipe 201 and a urine storage bag 204, wherein one end of the urine receiving pipe 201 is provided with a hole joint 202, the hole joint 202 is connected with the urine outlet 102, and the other end of the urine receiving pipe 201 is connected with the urine storage bag 204; the opposite end of the urine storage bag 204 connected with the urine receiving pipe 201 is provided with a valve 205 which can be opened to discharge urine; the upper end of the urine storage bag 204 is also provided with a lifting belt 206, which is convenient for putting the urine storage bag at a proper position. The fixing device 3 mainly comprises a pipe clamp 301, a connector 302 and an adhesive tape 303; wherein the tube holder 301 is cylindrical with an opening at one side, and the connector 302 is tubular or band-shaped and made of silica gel and used for connecting the tube holder 301 and the adhesive tape 303; the adhesive tape 303 is round, oval or rectangular and is glued on one side, and is placed in the areas on the two sides of the thigh to fix the position of the catheter 1, so as to prevent the air bag 106 from separating and injuring the urethral orifice due to the limb movement of the patient.

Preferably, the urine receiving tube (201) is provided with a one-way valve (203) which can prevent urine in the urine receiving tube (201) from flowing back.

Preferably, the linear distance of the opening at one side of the tube holder 301 is smaller than the inner diameter of the tube body 101.

Preferably, the length of the pipe body 101 is 50-90 mm.

Preferably, the urine storage bag 204 is graduated to facilitate recording of urine flow.

Preferably, the orifice adapter 16 is a threaded, closable cap.

By adopting the technical scheme, the patient can be enabled to have no pollution, and the catheterization is safe and effective. The advantages are as follows:

the catheter body 101 of the catheter 1 is provided with a sheath 105 which can prevent the catheter from contacting air and being polluted;

the urine receiving pipe 201 is provided with a one-way valve 203, so that urine can be prevented from flowing back in the operation process;

the fixing device 3 is arranged on the tube body 101, so that the phenomenon that the air bag 106 on the catheter 1 is separated to hurt the urethral orifice due to the limb movement of a patient can be prevented.

Drawings

The patent is further described with reference to the accompanying drawings.

FIG. 1 front view of a urinary catheter and urine storage device

FIG. 2- -schematic view of the use of the sheath

FIG. 3 is a schematic view of the sheath piercing-out part

FIG. 4 is a schematic cross-sectional view of a catheter balloon

FIG. 5 front view of the fixing device

FIG. 6 is a schematic view of the use of the fixing device

1-urinary catheter, 101-tube body, 102 urine outlet, 103-inflation valve, 104-infusion port, 105-sheath, 106-balloon, 107-inflation port, 108-urine inlet, 109-medicine outlet, 110-penetration part and 111-connection point

2-urine storage device, 201-urine receiving tube, 202-hole joint, 203-one-way valve, 204-urine storage bag, 205-valve, 206-carrying belt

3- -fixing means, 301- -tube holder, 302- -connector, 303- -adhesive tape

Detailed Description

In order to further understand the contents, features and effects of the present invention, the following embodiments are exemplified and the following detailed description is made in conjunction with the accompanying drawings.

Example 1

The patent of the utility model provides an antifouling catheter can make the catheter pollution-free insert in the urethra, the subassembly includes: a catheter 1, a urine storage device 2 and a fixing device 3; the catheter 1 consists of a tube body 101, a urine outlet 102, an inflation valve 103 and an infusion port 104, wherein a sheath 105 is arranged on the tube body 101 of the catheter 1, and the sheath 105 surrounds all or part of the tube body 101; the tube body 101 can be in a completely sealed and sterile state throughout the use. One end of the sheath 105 is sealingly attached to the connection point 111 of said tube 101, the other end of the sheath 105 is provided with a perforation 110, the sheath 105 is collapsible, and as the tube 101 is inserted into the urethra, the sheath 105 collapses towards the distal end of the catheter 1 up to the connection point 111. One end of the tube body 101 opposite to the urine outlet 102 is further provided with an inflation port 107, a balloon 106, a urine inlet 108 and a medicine outlet 109, and the inflation port 107 is communicated with the balloon 106. The urine storage device 2 comprises a urine receiving pipe 201 and a urine storage bag 204, wherein one end of the urine receiving pipe 201 is provided with a hole joint 202, the hole joint 202 is connected with the urine outlet 102, and the other end of the urine receiving pipe 201 is connected with the urine storage bag 204; the opposite end of the urine storage bag 204 connected to the urine receiving tube 201 is provided with a valve 205, and the upper end of the urine storage bag 204 is also provided with a lifting belt 206 for conveniently putting the urine storage bag in place. The fixing device 3 mainly comprises a pipe clamp 301, a connector 302 and an adhesive tape 303; wherein the tube holder 301 is cylindrical with an opening at one side, and the connector 302 is tubular or band-shaped and made of silica gel and used for connecting the tube holder 301 and the adhesive tape 303; the adhesive tape 303 is circular, oval or rectangular and is glued on one side and placed in the area on both sides of the thigh to fix the position of the catheter 1.

Example 2

The hole connector 202 is inserted into the urine outlet 102, the tube body 101 is inserted into the urethra to the bladder, gas is injected from the inflation valve 103, the gas flows through the tube body 101 and enters the air bag 106 from the inflation port 107, the air bag 106 of the catheter 1 is expanded, and the tube body 101 is not easy to fall off when being pushed into the bladder. Urine in the bladder flows in from the urine inlet 108, flows out from the urine outlet 102 through the tube body 101, flows through the orifice 202, the urine receiving tube 201 and the one-way valve 203, and finally flows into the urine storage bag 204. The valve 205 under the urine bag 204 can be opened to drain the urine.

If it is desired to administer medication to the bladder, a medical fluid is injected through the fluid port 104, flows through the tube 101, and flows into the bladder through the fluid outlet 109.

Claims

1. An anti-fouling urinary catheter, comprising: a catheter (1), a urine storage device (2) and a fixing device (3); the catheter (1) consists of a tube body (101), a urine outlet (102), an inflation valve (103) and an infusion port (104), wherein a sheath (105) is arranged on the tube body (101) of the catheter (1), and the sheath (105) surrounds all or part of the tube body (101); one end of the sheath (105) is hermetically attached to the connecting point (111) of the pipe body (101), and the other end of the sheath (105) is provided with a penetrating part (110); the urine storage device (2) comprises a urine storage bag (204) and a urine receiving pipe (201), wherein one end of the urine receiving pipe (201) is provided with a hole joint (202), the hole joint (202) is connected with a urine outlet (102), and the other end of the urine receiving pipe (201) is connected with the urine storage bag (204); the opposite end of the urine storage bag (204) connected with the urine receiving pipe (201) is provided with a valve (205).

2. An antifouling urinary catheter according to claim 1, characterized in that the fixing means (3) essentially comprises a tube holder (301), a connector (302), an adhesive tape (303); wherein the tube holder (301) is cylindrical, one side of the tube holder is provided with an opening, the connector (302) is tubular or strip-shaped, is made of silica gel and is used for connecting the tube holder (301) and the adhesive tape (303); the adhesive tape (303) is round, oval or rectangular, is glued on one side, is placed in the area of the two sides of the thigh and is used for fixing the position of the catheter (1).

3. An anti-fouling urinary catheter according to claim 1, characterized in that the urine receiving tube (201) is provided with a one-way valve (203).

4. An anti-fouling urinary catheter according to claim 1, characterized in that the linear distance at the side opening of the tube holder (301) is smaller than the inner diameter of the tube body (101).

5. An anti-fouling urinary catheter according to claim 1, characterized in that the length of the catheter body (101) is 50-90 mm.

6. An anti-fouling urinary catheter according to claim 1, characterised in that the orifice fitting (202) is a threaded, capped fitting.

7. An anti-fouling urinary catheter according to claim 1, characterised in that the urine storage bag (204) is graduated.