US 10,376,620 B2
Systems and methods for leukoreducing a red blood cell-containing fluid and concentrated red blood cells
Daniel R. Lynn, Spring Grove, IL (US); and Daryl R. Calhoun, Gurnee, IL (US)
Assigned to Fenwal, Inc., Lake Zurich, IL (US)
Filed by Fenwal, Inc., Lake Zurich, IL (US)
Filed on Apr. 2, 2015, as Appl. No. 14/677,319.
Prior Publication US 2016/0289638 A1, Oct. 6, 2016
Int. Cl. A61M 1/02 (2006.01); A61M 1/36 (2006.01); A61M 1/26 (2006.01); C12N 1/06 (2006.01); C12N 5/078 (2010.01)
CPC A61M 1/0218 (2014.02) [A61M 1/0272 (2013.01); A61M 1/265 (2014.02); A61M 1/3633 (2013.01); C12N 5/0641 (2013.01); A61M 2202/0429 (2013.01)] 22 Claims
OG exemplary drawing
 
9. A method of separating whole blood into separated red blood cells and another fluid constituent comprising:
providing whole blood;
flowing the whole blood through an inlet flow path and into a membrane separator;
separating the whole blood into separated red blood cells and another fluid constituent; and
flowing the separated red blood cells out of the membrane separator via an outlet flow path; into, through, and out of a microaggregate filter; and into an inlet of a leukoreduction filter, through, and out of the leukoreduction filter.