Patent ID: 7429325

Claim:
A device ( 2 ) for a body fluid bag, the device comprising a filtering part ( 5 ) and a retransfusion part ( 6 ), the filtering part ( 5 ) having a filtering part inlet opening ( 7 ) and a filtering part outlet opening ( 8 ), the outlet opening ( 8 ) being arranged to be connected to an inlet opening of said body fluid bag, and the retransfusion part ( 6 ) having a retransfusion part inlet opening ( 10 ), being arranged to be connected to an outlet opening of said body fluid bag, and a retransfusion part outlet opening ( 11 ), wherein said filtering part ( 5 ) and said retransfusion part ( 6 ) are mechanically integrated to form a single unit, and the filtering part ( 5 ) is separated from the body fluid bag; the device further comprising a non-return valve ( 9 ) arranged in proximity with the filtering part outlet opening ( 8 ), in order to allow a flow of filtered body fluid in the direction from the filtering part ( 5 ) to the fluid bag and to hinder a flow in the opposite direction.