Patents by Inventor Herman Tsang

Herman Tsang 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).

  • GUIDEWIRE CONFIGURATIONS FOR IMPLANTABLE MEDICAL DEVICES
    Publication number: 20230201560
    Abstract: A catheter assembly for use in a percutaneous heart pump includes a cannula housing defining an interior space, an impeller disposed within the interior space defined by the cannula housing, and a flexible atraumatic tip positioned distal of the cannula housing. A guidewire is coupled to the flexible atraumatic tip and extends proximally from the flexible atraumatic tip. The guidewire extends at least partly along an exterior of the cannula housing or at least partly within the interior space defined by the cannula housing between the impeller and the cannula housing.
    Type: Application
    Filed: December 23, 2022
    Publication date: June 29, 2023
    Inventors: Phyllis K. Yuen, Herman Tsang, Boyd Knott, Keif Fitzgerald, Victoria M. Gong, Michael R. Butler