Patents by Inventor Ravi K. Sundaram

Ravi K. Sundaram 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).

  • Surgical prosthetic vessel graft and catheter combination and method
    Patent number: 4592754
    Abstract: The combination comprises a prosthetic vessel graft having a limited wall opening and a catheter device having at least two interconnected tubular arms extending through the wall opening and through the interior of the graft and through opposite ends of the graft. The end of each arm includes an inflatable balloon collar for secure connection to the interior of a vessel to be repaired by inflation of the balloon collar.In the method, the ends of the catheter arms are inserted and secured through small incisions in a vessel on either side of a section to be replaced by the graft. The section is removed, the graft is attached, the catheter is removed through the graft wall opening, and the wall opening is then closed.
    Type: Grant
    Filed: September 9, 1983
    Date of Patent: June 3, 1986
    Inventors: Pradeep M. Gupte, Ravi K. Sundaram