Patents by Inventor James William Burrows

James William Burrows 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).

  • Rotating/non-rotating tibia base plate/insert system
    Patent number: 8105386
    Abstract: The present invention is directed to a rotating/non-rotating tibia base plate/insert system. In one illustrative embodiment, the device comprises a tibia base plate, an insert adapted to be positioned above the base plate, and at least one removable pin that, when installed, engages at least a portion of the insert and the base plate to thereby prevent relative rotation between the insert and the base plate.
    Type: Grant
    Filed: February 4, 2004
    Date of Patent: January 31, 2012
    Assignee: Zimmer, Inc.
    Inventors: Charles H. Perrone, Jr., Aaron A. Hofmann, James William Burrows
  • Rotating/non-rotating tibia base plate/insert system
    Publication number: 20040215345
    Abstract: The present invention is directed to a rotating/non-rotating tibia base plate/insert system. In one illustrative embodiment, the device comprises a tibia base plate, an insert adapted to be positioned above the base plate, and at least one removable pin that, when installed, engages at least a portion of the insert and the base plate to thereby prevent relative rotation between the insert and the base plate.
    Type: Application
    Filed: February 4, 2004
    Publication date: October 28, 2004
    Applicant: Zimmer Technology, Inc.
    Inventors: Charles H. Perrone, Aaron A. Hofmann, James William Burrows
  • Acetabular insert extractor and method for use
    Patent number: 6063123
    Abstract: A plastic insert is extracted from a metal acetabular shell by an extractor device which includes a seat positioned on the insert. A first guide member is attached to the seat. A second guide member is mounted for lateral movement with the first guide member. An extractor is mounted on the second guide member. The second guide member is movable relative to the first guide member for positioning the extractor adjacent the shell. A fastener is inserted through the first guide member and into the insert for securing the first guide member to the insert. The extractor is advanced into engagement with the shell so that the fastener withdraws the insert from the shell.
    Type: Grant
    Filed: July 22, 1998
    Date of Patent: May 16, 2000
    Assignee: Sulzer Orthopedics Inc.
    Inventors: James William Burrows, Kenneth Robert Konya