Venous infusion apparatus
A technology of intravenous infusion and puncture device, which is applied in the direction of subcutaneous injection devices and devices introduced into the body, etc. It can solve the problems of high labor intensity, increased workload, blood return veins and blood vessels entering the air, etc., so as to reduce the burden of nursing care and reduce work intensity , the effect of reducing unexpected situations
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[0022] attached figure 1 to attach Figure 14 Commonly represented the specific implementation manner of the same embodiment of the present invention under the situation of three bottles of medicinal liquid automatic continuous injection. Now in conjunction with the use steps of the present invention, specifically compare the attached figure 1 The specific embodiment of the present invention will be further described.
[0023] attached figure 1 Schematic diagram of an intravenous infusion set that dispenses three bottles of medicinal liquid automatically without manual switching. After preparing three bottles of medicinal liquid and hanging upside down, close the flow regulator 5. Insert the cork piercer 1 into the first bottle of liquid medicine bottle first, the medicine liquid drips down, enters the check valve cavity 7 from the liquid outlet of the cork piercer 1, and then passes through the lower part of the check valve floating body 8. There is an air column between...
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