Patent ID: 8142461

Claim:
A surgical instrument, comprising: a handle; a transducer configured to produce vibrations; an end-effector engaged with said transducer, wherein said end-effector defines an axis and a distal tip, and wherein said distal tip is movable relative to said axis by vibrations produced by said transducer; an adjustable depth stop movably supported relative to said end-effector, wherein said depth stop includes a distal tip, and wherein said distal tip of said depth stop is movable relative to said distal tip of said end-effector; a trigger extending from said handle, wherein said trigger is relatively movable with respect to said handle; and a drive mechanism, wherein said depth stop is operably engaged with said drive mechanism, and wherein said trigger is operably engaged with said drive mechanism such that, when said trigger is moved relative to said handle, said distal end of said depth stop is moved relative to said distal end of said end-effector.