Patents by Inventor Chung-Hee Won

Chung-Hee Won 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).

  • Patent number: 7419492
    Abstract: A T-shaped gauge and acetabular cup navigation system and acetabular cup aligning method using the T-shaped gauge, which can measure anantomical landmarks of the pelvis at the same time, calculate an anterior pelvic plane from the measured value, calculate a transformed anterior pelvic plane by converting the anterior pelvic plane in comparison with a pelvic reference frame, and set a direction vector of an acetabular cup on the transformed anterior pelvic plane, thereby exactly inserting the acetabular cup into the acetabulum without regard to movement of the pelvis.
    Type: Grant
    Filed: December 15, 2003
    Date of Patent: September 2, 2008
    Assignee: Korea Advanced Institute of Science and Technology
    Inventors: Yong-San Yoon, Chung-Hee Won, Byung-Hoon Ko, Youngbae Park
  • Publication number: 20040210233
    Abstract: A T-shaped gauge and acetabular cup navigation system and acetabular cup aligning method using the T-shaped gauge, which can measure anantomical landmarks of the pelvis at the same time, calculate an anterior pelvic plane from the measured value, calculate a transformed anterior pelvic plane by converting the anterior pelvic plane in comparison with a pelvic reference frame, and set a direction vector of an acetabular cup on the transformed anterior pelvic plane, thereby exactly inserting the acetabular cup into the acetabulum without regard to movement of the pelvis.
    Type: Application
    Filed: December 15, 2003
    Publication date: October 21, 2004
    Inventors: Yong-San Yoon, Chung-Hee Won, Byung-Hoon Ko, Youngbae Park