Patents by Inventor Raymond T. Morrissy

Raymond T. Morrissy 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).

  • Intramedullary device
    Patent number: 4946459
    Abstract: An intramedullary device for fixing and extending separated portions of a long bone within the body of a patient has a nail member within and affixed to one portion of the bone and an adjustment assembly within and affixed to a separate portion of the bone. The adjustment assembly has a moveable member which bears against an end of the nail and can be moved from outside the patient to adjust the separation between the portions of the bone.
    Type: Grant
    Filed: December 4, 1989
    Date of Patent: August 7, 1990
    Assignee: Georgia Tech Research Corporation
    Inventors: Anthony J. Bradshaw, Raymond T. Morrissy, Christopher J. Ketchum, John R. Hawkins