Patents by Inventor Peter Schawalder

Peter Schawalder has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Shaft component for a joint endoprosthesis
    Patent number: 5702479
    Abstract: The shank unit of a joint endoprosthesis to be implanted in a tubular bone has a hollow, cylindrical, rotationally symmetrical anchoring sub-assembly (2) with a longitudinal axis (1) and an articulating sub-assembly (3). The articulating subassembly (3) is separate and detachably fixed to the anchoring sub-assembly (2). The articulating sub-assembly (3) comprises a rotationally symmetrical base element (31), an axis of rotation (32) and a neck extension (33) mounted eccentrically relative to the base element (31) and subtending an angle .alpha. of 70.degree. to the axis of rotation (32) to receive a joint ball (36).
    Type: Grant
    Filed: March 20, 1995
    Date of Patent: December 30, 1997
    Inventor: Peter Schawalder