Surgery – Means for introducing or removing material from body for... – Treating material introduced into or removed from body...
Patent
1984-01-16
1985-11-19
Yasko, John D.
Surgery
Means for introducing or removing material from body for...
Treating material introduced into or removed from body...
604232, A61M 500
Patent
active
045539626
ABSTRACT:
A medical syringe of the type in which an ampule and needle are received in the syringe barrel and a plunger is triggered to drive the needle from the barrel has an ampule whose body is composed of one material, preferably glass, while the needle is sealed and guided by a disk or plug of a different material.
REFERENCES:
patent: 3368558 (1968-02-01), Sarnoff et al.
patent: 3735761 (1973-05-01), Hurschman et al.
patent: 3820542 (1974-06-01), Hurschman
patent: 4258713 (1981-03-01), Wardlaw
Dubno Herbert
Ross Karl F.
Yasko John D.
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