Combination and method for mixing the contents of a blood collec

Details Combination and method for mixing the contents of a blood collec Combination and method for mixing the contents of a blood collec

1979-02-08

1980-07-29

Turk, Arnold

Chemistry: physical processes

Physical processes

Crystallization

734254P, 220352, 220DIG19, 366273, 422100, G01N 3316, B01F 1308

Patent

active

042148740

ABSTRACT:
Combination and method for mixing a blood sample and an anticoagulant within a collection tube and for then capturing, removing and discarding the mixing element without danger of direct contact between the blood sample and the technician. The full combination includes a blood collection tube, at least one resilient end cap for the tube having a cavity which extends well beyond that tube when the cap is in place, a magnetic element slidable within the tube and receivable in the cap, and a magnet for shifting the magnetic element. After being directed into the cap following a mixing operation, the blood-covered magnetic element may be held within the cavity by finger pressure on the cap and discarded along with the cap.

REFERENCES:
patent: 3219318 (1965-11-01), Hershler
patent: 3784170 (1974-01-01), Petersen et al.
patent: 3985649 (1976-10-01), Eddelman

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