Patent ID: 6348309
Filing Date: 2002-02-19
Classification: A61L,A61M

Abstract:
A method for substantially completely inactivating viruses in a blood product, comprising:providing a blood bag comprising a transparent wall retaining said blood product comprising said viruses; adding to said blood bag a phenothiazine dye in an amount sufficient to produce a dye concentration in said blood product in the range of from about 0.5 &mgr;M to about 2 &mgr;M; and irradiating said blood bag and said blood product comprising phenothiazine dye retained therein with visible light having a wavelength in the range of the absorption peak of said phenothiazine dye, wherein said irradiation passes through said transparent wall to said phenothiazine dye and continues for a period of time sufficient to substantially completely inactivate said viruses.