ALEXANDRIA, Va., Aug. 6 -- United States Patent no. 12,377,257, issued on Aug. 5, was assigned to STAR BP INC. (Spring, Texas).
"Heart assist device" was invented by J. Ryan Stanfield (Sandy, Utah), Michael Vladovich (Edmond, Okla.) and Timothy R. Maher (Hamilton, Mo.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A rotary pump housing having a cylindrical bore, a pumping chamber and a motor stator including an electrically conductive coil located within the housing and surrounding a portion of the cylindrical bore. A rotor has a cylindrical shaft with an impeller and one or more magnets located within the shaft that are responsive to the motor stator to drive actuation of the rotor. The housing bore is clos...