Blood oxygenator

Claim 1

APPARATUS FOR OXYGENATION OF BLOOD, COMPRISING A STATIONARY, LIGHT PERMEABLE CONTAINER HAVING A DOME; VENOUS BLOOD CONDUIT MEANS EXTENDING WITHIN, AND DIRECTED UPWARDLY TOWARD THE UPPER INNER SURFACE OF THE DOME OF SAID CONTAINER, AND OUTLET FOR SAID CONDUIT OPENING UPWARDLY AT THE UPPER INNER SURFACE OF THE DOME OF SAID CONTAINER AND SPACED THEREFROM AN AMOUNT WHEREBY A FLOWING STREAM CONTAINING BLOOD AT DISCHARGE VELOCITY FROM SAID OUTLET CAN PRODUCE A GENTLE FILMING ON THE INNER SURFACE OF SAID DOME FROM A CENTRAL POINT OF THE STREAM SUBSTANTIALLY CIRCULARLY OVER THE INNER DOME SURFACE; AN ARTERIALIZED BLOOD CONDUIT MEANS COMMUNICATING WITH A PART OF SAID CONTAINER LOWER THAN SAID DOME, IN WHICH BLOOD ACCUMULATE; AN OXYGEN ADMITTING THE TUBE ABOVE SAID PART OF THE CONTAINER AND BELOW THE VENOUS BLOOD CONDUIT OUTLET; A GAS OUTLET, AND PUMP MEANS FOR FORCING BLOOD THROUGH SAID VENOUS BLOOD CONDUIT MEANS AND FOR REMOVING AN EQUAL VOLUME OF ARTERIALIZED BLOOD FROM SAID CONTAINER THROUGH SAID ARTERIALIZED BLOOD CONDUIT MEANS.