Syringe with retractable needle assembly

Details Syringe with retractable needle assembly Syringe with retractable needle assembly

1996-11-15

1997-12-02

Yasko, John D.

Surgery

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

Treating material introduced into or removed from body...

604110, A61M 500

Patent

active

056930232

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 an elastic member which retracts the injection means into a protective covering.

REFERENCES:
patent: 4838869 (1989-06-01), Allard
patent: 4874382 (1989-10-01), Lindemann et al.
patent: 4917679 (1990-04-01), Kronner
patent: 4955870 (1990-09-01), Riderheim et al.
patent: 5190526 (1993-03-01), Murray et al.
patent: 5209739 (1993-05-01), Talalay
patent: 5267961 (1993-12-01), Shaw
patent: 5338304 (1994-08-01), Adams
patent: 5395337 (1995-03-01), Clemens et al.

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