Patents Assigned to Funda.cedilla. ao E. J. Zerbini
  • Blood oxygenators
    Patent number: 5626819
    Abstract: Provided is an improved disk oxygenator having a hollow median longitudinal shaft with a plurality of orifices to allow oxygen to be diffused radially through a cylindrical reservoir. Also provided is a disk oxygenator with a hollow longitudinal shaft comprised of a series of disks. The disks are provided with a central annular cylindrical passageway.
    Type: Grant
    Filed: July 26, 1995
    Date of Patent: May 6, 1997
    Assignee: Funda.cedilla. ao E. J. Zerbini
    Inventors: Waldyr P. Novello, Mario Drummond, Adolfo A. Leirner