US2009283524A1PendingUtilityA1

Blood components separator disk

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Assignee: HARVEST TECHNOLOGIES CORPPriority: Apr 28, 2000Filed: May 15, 2009Published: Nov 19, 2009
Est. expiryApr 28, 2020(expired)· nominal 20-yr term from priority
Inventors:James R. EllsworthSteven F. Levesque
G01N 33/491B04B 11/00B01D 21/2433B01L 2300/0832B01D 21/26B01D 17/0217A61M 1/029B01L 2300/0803B01L 3/50215B01L 3/5021B01D 2221/10B04B 7/00B04B 7/12A61M 1/3693B01D 21/262
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Claims

Abstract

A separator disk for use in centrifugal separation of components is designed to automatically position itself during separation at the interface between the supernatant and the remaining components. Preferably the interface is between plasma and red blood cells.

Claims

exact text as granted — not AI-modified
1 - 10 . (canceled) 
   
   
       11 . An article for use in preventing flow of a fluid from a tube, said article being generally disk shaped and having a raised edge portion such that the center of buoyancy of the article lies above an upper surface thereof. 
   
   
       12 - 16 . (canceled)

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