Patent ID: 8573463

Claim:
A surgical device comprising: a handle assembly; an elongated body extending from the handle assembly; and an articulation mechanism operably connected to the handle assembly and configured to selectively articulate and lock an articulatable tool assembly in one or more positions, the articulation mechanism including: a main shaft member mounted for rotation and connected to an articulation linkage; a locking member configured to be received about the main shaft member and rotationally fixed relative to the elongated body, the locking member defining a plurality of notches; an articulation handle fixedly secured to the main shaft member and configured for rotation relative to the locking member; and a lug member mounted on the articulation handle being configured to rotate with the articulation handle, at least a portion of the lug member being mounted for being selectively received within a notch of the plurality of notches when in a first position, and for being disposed radially outward of the plurality of notches when in a second position, the lug being inwardly biased toward the first position.