Hypodermic syringe

Details Hypodermic syringe Hypodermic syringe

1992-06-09

1993-05-18

Yasko, John D.

Surgery

Means for introducing or removing material from body for...

Treating material introduced into or removed from body...

604195, A61M 500

Patent

active

052116301

ABSTRACT:
A hypodermic syringe having means for moving the needle, upon completion of usage, from a working position outside the barrel portion of the syringe to a disposal position inside the barrel portion, to prevent inadvertent contact of an operator with the used needle.

REFERENCES:
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patent: 4723943 (1988-02-01), Spencer
patent: 4737144 (1988-04-01), Choksi
patent: 4738663 (1988-04-01), Bogan
patent: 4826491 (1989-05-01), Schramm
patent: 4846796 (1989-07-01), Carrell et al.
patent: 4874383 (1989-10-01), McNaughton
patent: 4921486 (1990-05-01), DeChellis et al.
patent: 4943282 (1990-07-01), Page et al.
patent: 5114410 (1992-05-01), Batlle

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