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US 5,152,905 AGranted
Method for processing blood for human transfusion
AssigneePall Corporation
InventorsDavid B. Pall, Thomas C. Gsell, Brian T. Muellers
Life of this patent
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Abstract
The invention discloses a method for treating blood comprising (a) centrifuging blood and (b) passing a supernatant layer of the centrifuged blood through a porous medium until red blood cells block the porous medium.
Claims13
A method for treating whole blood comprising
- a. centrifuging whole blood;
- and
- b. passing a supernatant layer of the centrifuged blood through a filter until red blood cells block the filter.
A method for treating blood comprising:
- centrifuging blood to form a supernatant layer and a sediment layer;
- and
- passing the supernatant layer of the centrifuged blood through a porous medium until red blood cells block the porous medium.
A method for treating blood comprising:
- passing platelets suspended in plasma through a porous medium, and
- blocking the porous medium with red blood cells.
Dependencies are inferred from the claim text.