Patents by Inventor Yoshinori Suezawa

Yoshinori Suezawa 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).

  • Implant for vertebrae with spinal stabilizer
    Patent number: 5084048
    Abstract: The vertebrae implant has a stabilizing element which is articulated to a pair of bone screws so as to accommodate skew positions of the bone screws relative to each other. A slotted clamp is provided to secure the stabilizing element to each bone screw. In addition, each clamp is disposed between a shoulder having a spherical surface and a clamping nut. A washer is also disposed between the clamping nut and the clamp. The clamping nut and/or washer is provided with a spherical surface to provide for pivoting of the clamp relative to the bone screw prior to tightening of the clamping nut.
    Type: Grant
    Filed: June 29, 1990
    Date of Patent: January 28, 1992
    Assignee: Sulzer Brothers Limited
    Inventors: Hilaire Jacob, Yoshinori Suezawa, Adam Schreiber, Rudolf Koch