Patents by Inventor H. John Tovey

H. John Tovey 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).

  • Tissue gripping device for use with a cannula and a cannula incorporating the device
    Patent number: 5330501
    Abstract: A tissue gripping device for use with a cannula. The device includes a housing member which has a generally cylindrical shape and is provided with a plurality of slots about its circumference. A cannula locking collet and collar are provided along with a tissue gripping member so that the entire device fits over a cannula and is secured thereto. Once the cannula is positioned in the body wall of a patient, the tissue gripping member is moved towards the housing member so that a plurality of finger-like expansion members protrude through the slots in the housing member to anchor the tissue gripping device and the cannula in place for a surgical procedure.
    Type: Grant
    Filed: February 3, 1993
    Date of Patent: July 19, 1994
    Assignee: United States Surgical Corporation
    Inventors: H. John Tovey, Wayne P. Young, David A. Nicholas