Control valve for automatic preventing body fluid regurgitation preventing

An automatic prevention and flow control technology, applied in the direction of the valve, can solve the problems of drainage fluid reflux, retrograde infection, etc., and achieve the effect of preventing retrograde infection, low price and good economic benefits

Inactive Publication Date: 2005-03-23
崔志茹
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] For the drainage of various body fluids, the change of the patient's position often causes the reflux of the drained fluid, causing retrograde infection, and there is no device or method to solve the above problems.

Method used

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  • Control valve for automatic preventing body fluid regurgitation preventing
  • Control valve for automatic preventing body fluid regurgitation preventing
  • Control valve for automatic preventing body fluid regurgitation preventing

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0023] Embodiment 1: as figure 1 , figure 2 , image 3 As shown, the automatic body fluid reflux control valve includes a valve body cavity 1, a body fluid inlet 2 is provided at one end of the valve body cavity 1, a liquid discharge port 3 is provided at the other end, and a valve body switch is provided inside the valve body cavity 1 Part 4 and anti-reflux clip 5, the valve body switch part 4 is movably sealed at the entrance of the body fluid inlet 2, and the lower part of the movable valve body switch part 4 is provided with an anti-reflux clip 5, and the upper part of the valve body switch part 4 is Arc shape, its periphery is provided with groove 6. The anti-reflux clamp 5 is two interlaced plates 7, each plate 7 is a slope-shaped plate extending downward at a certain angle, and the top of the anti-reflux clamp 5 of each slope-shaped plate is in contact with the inner wall of the valve body cavity 1 fixed. The edge end of each slope-shaped plate is provided with eav...

Embodiment 2

[0024] Embodiment 2: as Figure 4 , figure 2 , image 3 As shown, the automatic body fluid reflux control valve includes a valve body cavity 1, a body fluid inlet 2 is provided at one end of the valve body cavity 1, a liquid discharge port 3 is provided at the other end, and a valve body switch is provided inside the valve body cavity 1 Part 4 and anti-reflux clip 5, the valve body switch part 4 is movably sealed at the entrance of the body fluid inlet 2, and the lower part of the movable valve body switch part 4 is provided with an anti-reflux clip 5, and the upper part of the valve body switch part 4 is Arc shape, its periphery is provided with groove 6. The anti-reflux clip 5 is a slope-shaped anti-reflux clip along the inner wall of the valve body cavity 1 , and its slope top 9 is fixed to the inner wall of the valve body cavity 1 . The anti-reflux clip 5 is an integral structure. The shape of the valve body cavity 1 can be a cavity with a circular bottom surface, an ...

Embodiment 3

[0025] Embodiment 3: as Figure 5 , figure 2 , image 3 As shown, the automatic body fluid reflux control valve includes a valve body cavity 1, a body fluid inlet 2 is provided at one end of the valve body cavity 1, a liquid discharge port 3 is provided at the other end, and a valve body switch is provided inside the valve body cavity 1 Part 4 and anti-reflux clip 5 are provided with a cylinder 10 at the upper end of the inner wall of the valve body cavity 1, and the valve body switch part 4 is movably sleeved on the cylinder 10. In order to prevent the position stability of the valve body switch member 4 in the valve body cavity 1 when the position of the automatic body fluid backflow prevention control valve is changed. The valve body switch part 4 is movable and sealed at the entrance of the body fluid inlet 2, and an anti-reflux clip 5 is provided at the lower part of the movable valve body switch part 4, and the upper part of the valve body switch part 4 is arc-shaped,...

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PUM

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Abstract

A control valve able to automatically prevent the body fluid from flowing reversely is composed of a valve cavity with liquid inlet at one end and liquid outlet at another end, a liquid inlet opening-closing part arranged at the liquid inlet, and a reverse flow resistant part.

Description

Technical field: [0001] The invention relates to a control valve for automatically preventing body fluid backflow, which belongs to the field of valve bodies. Background technique: [0002] For the drainage of various body fluids, the change of the patient's position often causes the reflux of the drained fluid, causing retrograde infection, but there is still no device or method to solve the above problems. Invention content: [0003] The object of the present invention is to provide a control valve for automatically preventing body fluid reflux that can prevent retrograde infection caused by drainage fluid reflux. [0004] The object of the present invention is achieved by the following technical solutions: it includes a valve body cavity, one end of the valve body cavity is provided with a body fluid inlet, the other end is provided with a liquid outlet, and a valve body switch is provided inside the valve body cavity part and anti-reflux clip, the valve body switch pa...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A61M39/24
Inventor 崔志茹
Owner 崔志茹
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