Patent ID: 8439889

Claim:
A blood bag system comprising: a blood treating filter for treating a blood; a first bag for containing therein a blood to be supplied to the blood treating filter; a second bag for containing therein the blood treated by the blood treating filter; storage solution supply means for supplying a blood component storage solution to the blood treating filter; a third bag into which a blood remaining in the blood treating filter replaced by the blood component storage solution is transferred and in which the recovered blood is temporarily contained; a fourth bag into which a blood component separated from the treated blood contained in the second bag is transferred and in which the thus transferred blood component is contained; a fifth bag into which a blood component separated from the recovered blood contained in the third bag is transferred and in which the thus transferred blood component is temporarily contained; and a sixth bag into which a blood component separated further from the blood component transferred into the fourth bag is transferred and in which the thus transferred blood component is temporarily contained.