US 7,611,670 B2
	Quantitative analysis of a biological sample of unknown quantity
Michael Wandell, Mercer Island, Wash. (US); Ilia Vinogradov, Elmhurst, Ill. (US); and Barbara Godsey, Long Grove, Ill. (US)
Assigned to Home Access Health Corporation, Hoffman Estates, Ill. (US)
Filed on Nov. 12, 2003, as Appl. No. 10/706,321.
Application 10/706321 is a continuation in part of application No. 10/421086, filed on Apr. 23, 2003.
Claims priority of provisional application 60/374629, filed on Apr. 23, 2002.
Prior Publication US 2005/0130310 A1, Jun. 16, 2005
Int. Cl. G01N 21/03 (2006.01); G01N 31/22 (2006.01); C12Q 1/60 (2006.01); G01N 33/72 (2006.01); A61B 5/00 (2006.01); B01L 3/00 (2006.01); G01N 33/92 (2006.01)

U.S. Cl. 422—61  [422/56; 436/165; 436/67; 436/71; 435/11; 600/573]

12 Claims

1. A kit comprising a fluid collection device comprising a pair of fluid collectors, each comprising an absorbent substrate coated with a saccharide, said substrate comprising a mat of glass fibers at least substantially coated with polyvinyl alcohol, said fibers defining a plurality of pores, the pores in said mat having a pore size effective to at least substantially prevent lysing of red blood cells while permitting at least substantial separation of serum from red blood cells via differential wicking and a single superstrate, said fluid collectors ordinarily not being in fluidic contact with one another and each being generally fixed with respect to said superstrate, said superstrate having a pair of apertures, each defining a blood receiving opening and permitting access to a respective one of said fluid collectors, and further comprising a dessicant, said dessicant being present in an amount effective to provide a dessicating protective effect on a blood fluid specimen.