Double-way unintermittent infusion set
An infusion set, uninterrupted technology, applied in the field of medical equipment, can solve the problems of liquid medicine waste, pipeline air intake, blood return, etc., and achieve the effects of avoiding liquid medicine waste, improving efficiency, and reducing burden
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Embodiment 1
[0014] Such as figure 1 As shown, the present invention comprises a cork piercer 1, an air intake pipe air filter, a drip pot 2 and a needle 7, which are sequentially connected by a flexible hose 4, and a flow regulator 6 is set on the flexible hose, and it is characterized in that: the infusion set also It includes a three-way pipe 5, two branch pipes above the three-way pipe 5 are connected to two infusion lines, and each infusion line is provided with a cork piercer 1 and a one-way valve 3.
Embodiment 2
[0016] Such as figure 2 As shown, the principle of this embodiment is the same as that of Embodiment 1, the difference is that the one-way valve and the three-way pipe are integrated into one structure, the independent one-way valve is changed to a built-in one-way valve 8, two built-in one-way valves Directional valves 8 are respectively arranged inside the two branch pipes above the tee pipe 5 . The function of this embodiment is the same as that of Embodiment 1, but the structure can be simplified and the cost can be reduced by using the assembly.
Embodiment 3
[0018] Such as image 3 As shown, the principle of this embodiment is also the same as that of Embodiment 1. The difference is that the drip pot, the one-way valve and the three-way pipe are an integrated assembly, and the two branch pipes on the three-way pipe 9 of the assembly 10 is made into a dripping pot structure, containing a dropper 11, an exhaust pipe 12 is arranged on the top, a built-in check valve 8 is arranged on the bottom, and a medicine feeding pipe 13 is arranged beside the two branch pipes, and the medicine feeding pipe 13 is protected by a jacket Cap, open the protective cap when dosing or exhausting.
[0019] The built-in check valve 8 in Embodiment 2 and 3 comprises a disc with a hollow center and an elastic circular valve. The disc with a hollow center is fixed on the inner wall of the tee branch pipe, and the circular valve is tight. Leaning against the back of the disc, one side is fixed, and the fixed area is the 60-90-degree fan-shaped area of the ...
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