Patents Represented by Attorney Robert A. Benzinger

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  • Pressure regulator
    Patent number: 4554069
    Abstract: A transmembrane pressure regulator especially useful in artificial kidney systems. The regulator will maintain a pre-selected dialysate pressure at a substantially constant value despite changes in dialysate flow. The regulator of the invention will adjust dialysate pressure in response to changes in a patient's venous blood pressure so as to maintain a transmembrane pressure substantially constant at a preselected value.
    Type: Grant
    Filed: October 30, 1980
    Date of Patent: November 19, 1985
    Assignee: Baxter Travenol Laboratories, Inc.
    Inventors: James D. Aid, Edward R. Lindsay