Quantitative self-destruction syringe
A quantitative auto-syringe technology, applied in the direction of subcutaneous injection equipment, etc., can solve the problems of drug safety hazards, increase the probability of infection, and many bubbles, and achieve the effect of stable self-destruction state, simple self-destruction method, and single direction of force
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[0055] Such as Figure 1 to Figure 10 As shown, the quantitative self-destruct syringe of the present invention includes an outer jacket 3, a core rod 1 and a piston 4, and the core rod 1 is provided with a pullback ring 1.1 and a non-return ring 1.2 in sequence; the open end of the outer jacket 3 is provided with a quantitative self-destruct Deck, the quantitative self-destruction card holder is provided with an elastic sleeve 2, and the quantitative self-destruction cassette inner wall is provided with a quantitative boss 3.4, and the elastic sleeve 2 is set on the outside of the core rod 1. The elastic kit 2 includes a kit body 2.3, the front end of the kit body 2.3 is provided with an elastic buckle 2.1 arranged around the central axis, the rear end of the kit body 2.3 is provided with a hollow positioning boss 2.6, and the outer surface of the positioning boss 2.6 is provided with a quantitative card slot 2.5 , the quantitative card slot 2.5 is set in cooperation with the...
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