FIELD: medicine.
SUBSTANCE: invention relates to medicine. Surgical instrument comprises an end effector attached to elongated shaft. End effector has at least a portion that is movable in response to opening and closing motions applied thereto by a closure member. Articulation control system is provided to articulate end effector relative to shaft. Articulation locking system is provided to lock end effector in a desired articulated position.
EFFECT: locking system interfaces with closure member and is activated upon application of a closure motion to end effector.
17 cl, 50 dwg
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