Hypodermic syringe with needle guard

Details Hypodermic syringe with needle guard Hypodermic syringe with needle guard

1992-07-20

1993-12-07

Yasko, John D.

Surgery

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

Treating material introduced into or removed from body...

604198, A61M 532

Patent

active

052679721

ABSTRACT:
A hypodermic syringe with cylindrical guard that surrounds the needle and its tip at all times will protect medical personnel from possible injury from contaminated needles. The needle guard retracts into a cylindrical cavity when pressed against a patient and extends by a spring when the needle is withdrawn.

REFERENCES:
patent: 4416663 (1983-11-01), Hall
patent: 4475903 (1984-10-01), Steenhoisen et al.
patent: 4643199 (1987-02-01), Jennings, Jr.
patent: 4911693 (1990-03-01), Paris
patent: 4966592 (1990-10-01), Burns et al.

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