Patents by Inventor Gerald A. Engh

Gerald A. Engh 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).

  • Method for sculpting the surface of a joint
    Patent number: 9011455
    Abstract: Methods and devices for sculpting bones, particularly in preparation for implanting prosthetic devices to replace articulating bone joint surfaces. Improved bone removal devices including burr mills driven by gears and loop drives are provided. Reciprocating cutters and belt cutters are also provided. Some devices have either integral or removable expandable portions to vary the force and bone resection depth. Devices can have irrigation ports and plenums to remove bone fragments. Some cutters are dual cutters, adapted to remove bone in two or more regions, such as the knee joint, simultaneously.
    Type: Grant
    Filed: July 15, 2011
    Date of Patent: April 21, 2015
    Assignee: Cayenne Medical, Inc.
    Inventors: Wesley D. Johnson, Gerald A. Engh, Robert E. Kohler, Aaron J. Bisek, Michael N. Travanty, Daryl R. Pilarski