Automatically drip-stopping and alarm device for infusion device
An alarm device and automatic stop technology, applied to alarms, instruments, flow monitors, etc., can solve the problems of inability to close the liquid collection pipe, waste of liquid medicine residue, and inability to achieve accurate alarms, so as to prevent medical accidents and ensure Safe and reliable results
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[0012] Such as figure 1 As shown, the present invention has a puncture device 3, one side of the puncture device 3 is provided with a liquid guide hole 301, the other side is provided with an air guide hole 302, the air guide hole 302 is provided with an air inlet 302a, and the air guide hole 302 is located at the air inlet The part below 302a is the lower airway, and the air guide hole 302 is located above the air inlet 302a and is the upper airway. The positions of the upper airway and the lower airway are alternate. The air guide passage of 2 communicates with the air guide hole 302 and slopes downward along the direction of the air inlet 302a of the air guide hole 302, so as to prevent the liquid medicine entering the booster air bag 2 from being able to completely return during operation. An air filter 1 is installed on the booster airbag 2, an air guide and a liquid guide connecting tube 4 are connected to the lower port of the piercer 3, and a liquid collecting tube wit...
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