A surgical instrument includes a hollow cylindrical member having a flexible region along at least a part of the hollow cylindrical member and a malleable tubing disposed over at least an outer surface of the flexible region of the hollow cylindrical member. The camshaft supports a support member having thereon a knot-tying member mounted for rotation about an axis movable with respect to the frame. The wireless backhaul connection to the serving network may be based on a wireless local area network connection. The display control portion performs a display control based on the stored setting information. The first semiconductor-side insulating film is provided between the first organic film and the first semiconductor layer.