Patent ID: 8740899

Claim:
A treatment instrument for endoscopic use comprising: a distal end mechanism adapted to be inserted into a body cavity for conducting various interventions; a wire, a distal end of which is connected to the distal end mechanism; a tubular flexible sheath, into which the wire is inserted; a main unit connected to a base end of the sheath; an operation section provided on the main unit, the operation section having: a sliding member provided on the main unit slidably in a longitudinal direction thereof, the sliding member fixed to a base end of the wire, and the main unit inserted through the sliding member; an operation member provided on the sliding member rotatably in a circumferential direction thereof, the operation member configured to rotate and advance/retract relative to the main unit; and a current-carrying section fixed to the operation member; the treatment instrument being configured to be capable of being operated by a single operator.