| 摘要 |
SPRING LOADED ANVIL RETAINER A surgical stapling device (10) including a handle assembly (12), a body portion (14) extending distally from the handle assembly (12), a head portion (16) including an anvil retainer (38) and a shell assembly (31), the anvil retainer (38) being movable in relation to the shell assembly (31) between unapproximated and approximated positions, a tube (14a) surrounding a portion of the anvil retainer (38), wherein the anvil retainer (38) includes a distal annular protrusion (177b) for releasably engaging an anvil assembly (30) and wherein the anvil assembly (30) includes a center rod (154). AH25(74244281):PRW co CCo Cd |
