Infusion set
An infusion set and liquid stop technology, applied in the field of infusion sets, can solve the problems of waste and exhaust of medicinal liquid, time-consuming, exhaust dead angle, etc., and achieve the effect of solving the exhausting problem, simple operation of changing bottles, and thorough exhausting.
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Embodiment 1
[0028] Such as figure 1 As shown, an infusion set is sequentially connected with a piercer 1 , an upper catheter 2 of a drip funnel, a drip tube 3 , a lower catheter 4 of a drip funnel, a lower catheter 9 of a drip funnel, a regulator 10 , a venous needle 11 and a sealing sleeve 12 . An exhaust pipe 8 is arranged between the dripping funnel 4 and the lower conduit 9 of the dripping funnel. The upper end of the exhaust pipe 8 extends into the drip funnel inner cavity 401 of the drip funnel 4, the middle part is sealed with the lower port of the drip funnel 4, and the lower end is connected with the lower conduit 9 of the drip funnel. The exhaust pipe 8 upper end that stretches into dropping funnel 4 is provided with at least one exhaust hole 801, and exhaust hole 801 is an elongated hole, and the width of the upper end is greater than the width of the lower end, forming a bottom narrow top wide shape structure. A water retaining cover 7 is fixedly arranged on the top of the ex...
Embodiment 2
[0054] On the basis of Embodiment 1, the anti-liquid medicine membrane 6 is arranged in the housing 301 above the dropper 3 . The housing 301 can be integrally formed with the dropper 3 , or can be separately arranged in the conduit on the upper part of the dropper. It can also achieve the same technical effect as that of Embodiment 1.
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