A virtual control panel controls the functionality of an electrosurgical generator in response to interrogating, preferably optically, an object, such as a user's finger, interacting with a control panel image as an act of control input over the functionality of the generator. The control panel image...http://www.google.de/patents/US20050128183?utm_source=gb-gplus-sharePatent US20050128183 - Virtual control of electrosurgical generator functions
