A - Human Necessities – 61 – M
Patent
A - Human Necessities
61
M
128/83
A61M 5/00 (2006.01) A61B 5/15 (2006.01)
Patent
CA 1144026
ABSTRACT OF THE DISCLOSURE A blood collection tube is provided with a stopper adapted to be pierced by a needle cannula for introducing a sample of blood into the collection tube, and a valve disposed the tube which allows blood to flow from the proximal end of the needle into the blood collection chamber of the tube but prevents the reflux of blood from the collection chamber to the patient.
305848
Joslin Joel A.
Ranford Alan B.
Meredith & Finlayson
Sherwood Medical Company
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