ENDOSCOPIC TREATMENT INSTRUMENT

原文（中国語）

An endoscopic treatment instrument includes a sheath including a first tube and a distal end member, the distal end member fixed to a distal end of the first tube, the distal end member including a suction hole, an electrode protruding from a distal end of the sheath, a second tube fixed to the distal end member, a conduit located between an inner surface of the second tube and an outer surface of the first tube, the conduit communicating with the suction hole. A proximal end of the conduit is located between a distal end and a proximal end of the first tube.