. . "For example, the cannulae 108 and 140 can be equipped with an optical viewing port for providing a distal facing view illuminated by a light source, such as a laser provided through an optical fiber. [0045] Next, the electrosurgical probe 110 is then distally pushed through the cannula 108 until the electrode device 124 is fully deployed out from the distal end 130 of the cannula shaft 126 into th" . .