Patents Represented by Attorney Thomas R. Dilworth, Peter G. Bremer

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  • Three staple drive member
    Patent number: 4978049
    Abstract: A staple drive member for a surgical stapling apparatus. The staple drive member is capable of driving up to three staples at a time and comprises a body portion having a camming surface at its proximal end contacted by a transversely moving cam, and three rectangular staple pusher plates oriented in a staggered arrangement such that two outside plates are located predominantly at the proximal end, and one middle plate is located predominantly at the distal end.
    Type: Grant
    Filed: May 26, 1989
    Date of Patent: December 18, 1990
    Assignee: United States Surgical Corporation
    Inventor: David T. Green