Surgery – Means for introducing or removing material from body for... – Treating material introduced into or removed from body...
Patent
1996-11-04
1998-12-29
Coggins, Wynn Wood
Surgery
Means for introducing or removing material from body for...
Treating material introduced into or removed from body...
A61M 500
Patent
active
058533907
ABSTRACT:
A syringe for hypodermic injections comprising a cylindrical body inside which a plunger is fitted so as to be slideable and actuatable by means of a stem that protrudes from an open end of the cylindrical body. An internally hollow needle is associated with the opposite end of the cylindrical body and is adapted to retract inside the cylindrical body, actuated by an elastic element, at the end of the injection.
REFERENCES:
patent: 4973316 (1990-11-01), Dysarz
patent: 5049133 (1991-09-01), Villen Pascual
patent: 5064419 (1991-11-01), Gaarde
patent: 5114410 (1992-05-01), Caralt Batlle
patent: 5190526 (1993-03-01), Murray et al.
patent: 5211629 (1993-05-01), Pressly et al.
Blyveis Deborah
Coggins Wynn Wood
Freschi Giovanni
Josif Albert
Modiano Guido
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