A surgical stapling device, comprising: a handle assembly; a clamp drive assembly; a clamp assembly; a shaft assembly coupled to the handle assembly; and an end-effector coupled to the shaft assembly, wherein the end-effector comprises: a jaw assembly having (i) an anvil member and (ii) a staple channel member or a staple cartridge holder member, the jaw assembly configured to perform clamping operations, wherein the handle assembly comprises: a trigger member to activate the clamp drive assembly to drive the clamp assembly to cause said jaw assembly to perform clamping operations, wherein the clamp assembly comprises: a clamp slide member to either advance said clamp assembly in a proximal direction or retreat said clamp assembly in a distal direction, and a clamp driver member movably coupled to the clamp assembly, characterized in that proximal movement of the clamp driver member causes the jaw assembly to clamp and distal movement of the clamp driver member causes the jaw assembly to un-clamp. a handle assembly; a clamp drive assembly; a clamp assembly; a shaft assembly coupled to the handle assembly; and an end-effector coupled to the shaft assembly, wherein the end-effector comprises: a jaw assembly having (i) an anvil member and (ii) a staple channel member or a staple cartridge holder member, the jaw assembly configured to perform clamping operations, wherein the handle assembly comprises: a trigger member to activate the clamp drive assembly to drive the clamp assembly to cause said jaw assembly to perform clamping operations, wherein the clamp assembly comprises: a clamp slide member to either advance said clamp assembly in a proximal direction or retreat said clamp assembly in a distal direction, and a clamp driver member movably coupled to the clamp assembly, characterized in that proximal movement of the clamp driver member causes the jaw assembly to clamp and distal movement of the clamp driver member causes the jaw assembly to un-clamp. a jaw assembly having (i) an anvil member and (ii) a staple channel member or a staple cartridge holder member, the jaw assembly configured to perform clamping operations, wherein the handle assembly comprises: a trigger member to activate the clamp drive assembly to drive the clamp assembly to cause said jaw assembly to perform clamping operations, wherein the clamp assembly comprises: a clamp slide member to either advance said clamp assembly in a proximal direction or retreat said clamp assembly in a distal direction, and a clamp driver member movably coupled to the clamp assembly, characterized in that proximal movement of the clamp driver member causes the jaw assembly to clamp and distal movement of the clamp driver member causes the jaw assembly to un-clamp. a trigger member to activate the clamp drive assembly to drive the clamp assembly to cause said jaw assembly to perform clamping operations, wherein the clamp assembly comprises: a clamp slide member to either advance said clamp assembly in a proximal direction or retreat said clamp assembly in a distal direction, and a clamp driver member movably coupled to the clamp assembly, characterized in that proximal movement of the clamp driver member causes the jaw assembly to clamp and distal movement of the clamp driver member causes the jaw assembly to un-clamp. a clamp slide member to either advance said clamp assembly in a proximal direction or retreat said clamp assembly in a distal direction, and a clamp driver member movably coupled to the clamp assembly, characterized in that proximal movement of the clamp driver member causes the jaw assembly to clamp and distal movement of the clamp driver member causes the jaw assembly to un-clamp.