Filter zur Entfernung von Leukozyten

摘要

A filter for removing leucocytes comprising a filter medium, said filter medium being a fibrous material made of a polyester fiber which is treated on its surface with a copolymer containing 40 to 80 % by weight of units derived from glucosyloxyethyl methacylate. When the filter of the present invention is used, leucocytes are removed from concentrated platelets or platelet-rich plasma without loss of platelets.