Patents Assigned to Ingenium S.A.
  • Locking mechanism with two-piece washer
    Patent number: 8157846
    Abstract: Locking mechanisms and methods of fixation, such as the fixation of a fixation device like a bone screw and of a rod to the spine. The locking mechanism includes a body, a rod seat and a set screw. The rod seat is configured to separate into two pieces when the rod exerts force on the top portion of the washer and the set screw limits movement of the washer toward the bottom of the locking mechanism.
    Type: Grant
    Filed: July 24, 2008
    Date of Patent: April 17, 2012
    Assignee: Ingenium S.A.
    Inventors: David S. Randol, David A. Walsh