Device and process for removing free hemoglobin from blood

Details Device and process for removing free hemoglobin from blood Device and process for removing free hemoglobin from blood

A - Human Necessities

61

M

A61M 1/34 (2006.01) B01D 39/16 (2006.01) B01D 67/00 (2006.01) B01D 69/08 (2006.01) B01D 71/68 (2006.01) B01J 20/32 (2006.01) G01N 33/50 (2006.01)

Patent

CA 2175913

A filter and a hollow-fiber or flat-sheet membrane for removing hemoglobin from whole blood or blood fractions are disclosed. The filter comprises a laid textile web which has been modified to attach a ligand for hemoglobin. The membrane comprises a polyethersulfone membrane that has been similarly modified. Methods for removing hemoglobin, cellular components and debris from blood are also disclosed.

Filtre et membrane à fibres creuses ou à feuille plate permettant d'éliminer l'hémoglobine qui se trouve dans du sang ou dans des fractions sanguines. Ledit filtre comprend une bande de tissu tramé à mailles cueillies, qui a été modifié pour y fixer un ligand destiné à l'hémoglobine, et ladite membrane comprend une membrane au polyéthersulfone qui a été modifiée de la même manière. Cette invention concerne également des procédés d'élimination de l'hémoglobine, des constituants cellulaires et des débris présents dans du sang.

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