A proximal housing for a full-thickness resection device is provided with a plurality of chambers through which fasteners are introduced into a portion of tissue to be resected. The drive circuitry includes a modulator and a dummy laser. or more, a resin member 2 being integrated with the metallic member 1; and an alloy layer 3 including a metal with a low melting point lower than 500\xb0 C. Where the page does not fit within the display screen, the platform independent graphical user interface widgets may be dynamically rearranged within the page to fit the display screen. In the heat exchanger the airstream is warmed and its moisture evaporated.