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Disposable catheter fixing device pressure monitor

A technology for pressure monitoring and catheter fixation, which is applied in the medical field and can solve problems such as catheter prolapse

Pending Publication Date: 2019-11-29
河北大学附属医院
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

In clinical practice, the core problem of the catheter falling out of the patient's body is that the expansion state of the balloon cannot be directly observed in the patient's body when it is working, so it is easy for the catheter to fall out of the patient's body

Method used

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  • Disposable catheter fixing device pressure monitor
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Effect test

Embodiment Construction

[0019] Further set forth the present invention below in conjunction with accompanying drawing and embodiment, as figure 1 Shown is a schematic diagram of the structure of the mechanical pressure monitor of the disposable catheter fixing device of the present invention in the application of the urinary catheter. The urinary catheter provided in this embodiment includes a main pipe 1 and an air bag 2; the air bag 2 is arranged at the head of the main pipe 1 On the outer wall of the main pipeline 1, a drainage channel 3 and a water injection channel 4 are arranged inside; the main pipeline 1 is provided with a drainage hole 5 communicating with the drainage channel 3, and the end of the drainage channel 3 away from the airbag 2 is connected with the outside world; the water injection channel 4 One end communicates with the airbag 2, and the other end away from the airbag 2 is provided with a water injection valve 6 and a pressure monitoring device 7; the water injection valve 6 is...

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PUM

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Abstract

The invention relates to a disposable catheter fixing device pressure monitor, which is researched and developed for solving the problem that medical staff cannot directly observe the working condition of a catheter fixing device which is generally in the body of a patient. The expansion state of an air bag is indirectly reflected by monitoring the pressure intensity in a water injection channel,thereby providing a basis for medical staff to judge the working condition of the air bag type fixing device. Under the guidance of the idea, a mechanical scheme and an electronic scheme are adopted.The mechanical scheme has advantages of simple structure and high reliability, but regular checking is needed. In the electronic scheme, a wireless communication technology can be used for real-time monitoring, but the structure is complex and the cost is high.

Description

technical field [0001] The invention relates to the field of medical technology, in particular to a pressure monitor of a disposable catheter fixing device which uses an air bag or a water bag to fix the catheter in a patient's body. Background technique [0002] A urinary catheter is a catheter that uses a balloon to fix the catheter in the patient's body. A urinary catheter is usually a tube made of natural rubber, silicone rubber, or polyvinyl chloride that is inserted through the urethra into the bladder to drain urine. In the prior art, after the catheter is inserted into the bladder, in order to fix the catheter and stay in the bladder, an air bag is provided near the head of the catheter, and water is injected into the air bag through the water injection channel, and the air bag is stuck in the patient's body after water injection , and lock the water pressure through the water injection valve, and finally the drainage tube leads the urine in the bladder through the ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A61M25/10
CPCA61M25/0017A61M2205/332A61M2205/3331A61M2205/35A61M25/10184A61M25/10185A61M25/10187
Inventor 沈丹杨文增倪晓宇
Owner 河北大学附属医院
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