Surgery – Means for introducing or removing material from body for... – Treating material introduced into or removed from body...
Patent
1993-03-22
1995-09-19
Yasko, John D.
Surgery
Means for introducing or removing material from body for...
Treating material introduced into or removed from body...
604234, 604240, 604242, A61M 531, A61M 500
Patent
active
054512140
ABSTRACT:
An improved syringe apparatus for use with interchangeable, disposable medicinal ampoules is provided with an advantageous mechanism for facilitated, one-handed operation in the ejection of a spent ampoule. The improved construction also includes a needle ejector projection for one-handed ejection of the used, disposable needle assembly. An improved cap apparatus for covering the needle assembly is also provided.
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Wilkens III Frank
Yasko John D.
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