Disclosed is an end effector of a surgical linear stapler which can stably and conveniently obtain tissue for pathological examination, which is not damaged by a staple, while stapling and cutting a surgical site. To this end, the present invention provides an end effector of a surgical linear stapler, which includes a staple cartridge, an anvil, a pusher unit, a driving wedge, a stabilizer unit and a blade unit, wherein the stabilizer unit is arranged on the staple cartridge while neighboring on the pusher unit and at least partially discharged from the staple cartridge by the driving wedge so as to hold tissue placed in between the staple cartridge and the anvil.
