#$%^&*AU2008203083B220131128.pdf#####SURGICAL INSTRUMENT WITH REPLACEABLE LOADING UNIT Abstract A surgical stapling device (10) has an elongated body (14) and a removable 5 loading unit (16) and a securing structure for securing the loading unit onto the elongated body. A guiding ramp guides the movement of the loading unit (16) as it is mounted onto the loading portion. The locking structure (510) has a first position for locking movement of the loading unit (16) and enabling firing rod (58) to engage the loading unit. The locking unit (16) has a second position for allowing the loading unit to be disengaged and to removed from the device. AH21(1306242_1):MLWC ? C Z Pont F.%4 Cc C 2 CM CIO C14 C.) CVZ CIO CVD