Patents Examined by K. Owens
  • Blood conservation system
    Patent number: 4994022
    Abstract: A blood conservation system capable of receiving blood and lipids from a patient. A reservoir is releasably connectable to a patient for receiving body liquids, including blood. A transfusion unit is attached for receiving blood from the reservoir. The reservoir includes a valve unit actuable for transferring blood to the transfusion unit but preventing transfer of lipids. The valve unit also controls venting of the reservoir.
    Type: Grant
    Filed: February 2, 1989
    Date of Patent: February 19, 1991
    Assignee: Stryker Corporation
    Inventors: Michael W. Steffler, Steven J. Carusillo
  • Ischial perineal cushion for emergency traction splint
    Patent number: 4941465
    Abstract: In order to distribute the countertraction forces exerted on the perineal region by a cushion mounted on a lower limb emergency traction splint, the cushion is formed to an elongated saddle shape with enlarged lobes on opposite ends. The cushion is made laterally bendable so that when applied to the patient, the cushion impinges against the ischial tuberosity, the ischial and pubic rami and the midline symphysis pubic. Patient comfort and splint security are thereby enhanced.
    Type: Grant
    Filed: February 21, 1989
    Date of Patent: July 17, 1990
    Inventor: Anthony G. Borschneck