| 摘要 |
STAPLE DRIVE ASSEMBLY A staple drive assembly (100) comprising: an actuation sled (110) having a base (112); at least one camming member (120, 140) disposed on the actuation sled (110), the at least one calming member (120, 140) including spaced apart first and second cam wedges (122, 142), each cam wedge (122, 142) including at least first and second drive faces (122a, 122b, 142a, 142b), the at least first and second drive faces (122a, 122b, 142a, 142b) being configured to define first and second drive angles with respect to the base (112) wherein the first drive angle is less than the second drive angle; a staple pusher (160) having spaced apart first and second cam members (162, 164), each cam member (162, 164) having at least one engagement surface; and a plurality of pusher plates (166) disposed on the staple pusher (160). |
