Olympus Corporation

Asahi Intecc Co., Ltd.

Munechika Matsumoto

Ichiro Takahashi

Tomihisa Kato

Minoru Shinozuka

There is disclosed a treatment device for an endoscope, comprising a treatment portion in which an operation wire is forward/backward moveably inserted into a main tube of an elongated flexible tube to be inserted into a body, a tip end of the operation wire forms a loop for treatment by itself in a projection state from the main tube, and the loop is adapted to be retractable and storable in the main tube, wherein the treatment portion is formed with a wire rope obtained by integrally intertwining a plurality of side strand wires with a core strand wire, and spiral convex or concave portions continuously disposed along the outer periphery of the wire rope are formed with the side strand wires.

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Nagoya, Japan

Munechika Matsumoto