Patents by Inventor Dirk A. Frater

Dirk A. Frater 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).

  • System for mounting bolster material on tissue staplers
    Patent number: 5902312
    Abstract: A bolster assembly (1, 5; 110) for mounting upon a surgical stapler instrument (7, 120) to prevent displacement of activated staple from the stapled tissue (9, 129), includes a tissue reinforcing or bolster material (1, 112) secured to a carriage and support structure (5, 116) which facilitates the mounting of the bolster material (1, 112) on the stapler, in which the bolster material (1, 112) is removably fastened to the support structure (5, 116) by a single length (2, 122) of continuous filament, in order to facilitate removal of the filament and unfastening of the bolster material (1, 112) from the support structure (5, 116).
    Type: Grant
    Filed: March 24, 1998
    Date of Patent: May 11, 1999
    Inventors: Dirk A. Frater, Robert W. M. Frater