An improved flexible container for use in the collection and defibrination of blood. The flexible container is provided with an insitu filter associated with the outlet port. The fibrin filter includes a perforated inner tube extending into the outlet port and a reticulated foam insert secured around...http://www.google.fr/patents/US4437472?utm_source=gb-gplus-shareBrevet US4437472 - Apparatus for collecting fluids
