1
Paul I Weiss, Weldon S Guest: Extracorporeal circulation apparatus. David A Rose, May 9, 1989: US04828543 (262 worldwide citation)

A method and apparatus for extracorporeal circulation and treatment of blood. The apparatus comprises means for circulating and for treating blood, with a control system for controlling the circulating means. The circulating means includes tubing that directs blood to and from a microporous membrane ...


2
George P Noon, Louis W Feldman, Paul I Weiss, Michael E DeBakey: Piezoelectric fluid pumping system for use in the human body. Baylor College of Medicine, Fulbright & Jaworski, March 15, 1988: US04731076 (40 worldwide citation)

A totally or partially implantable fluid delivery system actuated by a valveless piezoelectric drive system. The drive system may actuate an artificial heart by a hydraulic bladder or directly actuate a human heart. The drive system has an output with a frequency and displacement sufficient to direc ...