Blood sampler with retractable needle

Details Blood sampler with retractable needle Blood sampler with retractable needle

1987-09-24

1989-07-25

Hindenburg, Max

Surgery

Truss

Pad

128770, 604198, A61B 500

Patent

active

048503746

ABSTRACT:
A blood sampler of the type employing a double ended hollow needle, one end to be inserted into a vein and the other end to receive thereover a puncturable cover of an evacuated receptacle; the needle is rigidly secured to a slider which is slidable in a barrel having one end through which the needle may be extended out of or fully retracted into the barrel, and a second end through which the evacuated receptacle can be inserted for engagement with the other end of the needle after the latter has been moved and releasably locked in its extended position. A cap is provided to close the one end of the barrel when the needle is fully retracted thereinto.

REFERENCES:
patent: 3656472 (1972-04-01), Ben Moura
patent: 4398544 (1983-08-01), Nugent et al.
patent: 4592744 (1986-06-01), Jagger et al.
patent: 4643199 (1987-02-01), Jennings et al.

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