US Patent 7819896 Tool assembly for a surgical stapling device

A surgical stapling device including an independently rotatable tool assembly is disclosed. The tool assembly includes an anvil and a cartridge assembly which are movable in relation to each other between spaced and approximated positions. The tool assembly also includes a clamp member, dynamic clamping member and a drive member operably connected to the clamp member and the dynamic clamping member. The drive member is formed from a coaxial cable and is movable to move the clamp member and the dynamic clamping member between first and second positions.