Patents by Inventor Li-I Lan

Li-I Lan 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).

  • Radial head prosthesis with rotate-to-lock interface
    Patent number: 9763792
    Abstract: System, including methods and apparatus, for replacing an end of a bone, such as a radial bone, with a prosthesis. In exemplary embodiments, the prosthesis is a radial head prosthesis having a stem portion and a head portion. The head portion may be configured to be (a) placed onto the stem portion by movement of the head and stem portions relative to one another transverse to a longitudinal axis of the stem portion, and then (b) rotated with respect to the stem portion to produce friction that firmly attaches the head portion to the stem portion.
    Type: Grant
    Filed: October 1, 2015
    Date of Patent: September 19, 2017
    Assignee: Acumed LLC
    Inventors: Jeff A. Bergquist, Devan H. Jaecker, Kenny Chinn, Li-I Lan
  • RADIAL HEAD PROSTHESIS WITH ROTATE-TO-LOCK INTERFACE
    Publication number: 20170095338
    Abstract: System, including methods and apparatus, for replacing an end of a bone, such as a radial bone, with a prosthesis. In exemplary embodiments, the prosthesis is a radial head prosthesis having a stem portion and a head portion. The head portion may be configured to be (a) placed onto the stem portion by movement of the head and stem portions relative to one another transverse to a longitudinal axis of the stem portion, and then (b) rotated with respect to the stem portion to produce friction that firmly attaches the head portion to the stem portion.
    Type: Application
    Filed: October 1, 2015
    Publication date: April 6, 2017
    Inventors: Jeff A. Bergquist, Devan H. Jaecker, Kenny Chinn, Li-I Lan