Patents by Inventor Yuan-Hsin TSAI

Yuan-Hsin TSAI 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).

  • Publication number: 20240041424
    Abstract: The present invention is an ultrasonic femoral head positioning device and hip-knee-ankle (HKA) angle measurement system. The ultrasonic femoral head positioning device includes an ultrasonic image capture unit for obtaining images of the femoral head, a gyroscope to verify the horizontal state of the ultrasonic image capture unit, and a processor coupled to the ultrasonic image capture unit and the gyroscope, the processor configured to receive the image of the femoral head from the ultrasonic image capture unit and a positioning signal generated by the gyroscope, and to overlay a middle reference line and a gravity vertical line on the image of the femoral head accordingly.
    Type: Application
    Filed: July 31, 2023
    Publication date: February 8, 2024
    Inventors: Ming-Chou KU, Yuan-Hsin TSAI