Needle protected syringe

Details Needle protected syringe Needle protected syringe

1993-09-14

1994-08-16

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

053383044

ABSTRACT:
An improved syringe of the type having a hollow body which is closed at one end by an injection means and is open at the other end, the open end receives an elongated plunger means which moves through the hollow body and forces the contents of the body through the injection means. The improvement is comprised of a resilient compressive member which retracts the injection means into a protective covering.

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