Disposable blood collection and filtering device

Details Disposable blood collection and filtering device Disposable blood collection and filtering device

1974-08-14

1976-02-24

Medberry, Aldrich F.

Surgery

Truss

Perineal

128272, 128218M, A61B 1900, A61B 514

Patent

active

039398226

ABSTRACT:
A blood collection and handling device having an elongate body comprising first and second evacuated test tubes connected by a coaxially disposed rubber conduit having a frangible valve in the bore, a compressible middle portion at the valve, and a filter in the bore; the first test tube connects to the rubber conduit proximate the valve and has an elastomeric end adapted for drawing blood into it by means of a double-ended needle, and the second test tube connects to the rubber conduit proximate the filter and has a rounded end.

REFERENCES:
patent: 2176042 (1939-10-01), Pittenger
patent: 2518165 (1950-08-01), Millard
patent: 2609818 (1952-09-01), Parrine
patent: 2769444 (1956-11-01), Henderson
patent: 2908555 (1959-10-01), Grosskopf
patent: 3539300 (1970-11-01), Stone
patent: 3596652 (1971-08-01), Winkelman
patent: 3654925 (1972-04-01), Holderith
patent: 3701434 (1972-10-01), Moore
patent: 3706305 (1972-12-01), Berger
patent: 3750645 (1973-08-01), Bennett et al.
patent: 3753432 (1973-08-01), Guerra

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