Kink resistant endovascular graft

A device in the living body like the piece of the transplant in a pulse pipe which has a tubular section which has a circular or spiral radial support component. Or [a radial support component being a channel which can expand, and this channel supporting the tubular structure object of this piece of a transplant, and preventing the twist of this tubular structure object in the case of crookedness of this tubular structure object] -- or a suitable size and the direction interval of the Nagate axis are used so that it may be made to decrease. The device and the enforcement form of a method about which it argues in this specification are related with the system and method for manufacturing the device in the living body used in order to exchange, strengthen or bypass a patient's body channel or 管腔.