1. A system for inhibiting surgically directed radiation comprising: a processor; input means, a camera, and an output screen, all in electronic communication with the processor; a software package resident on the processor, the software package capable of: (a) receiving camera data containing an image of a region of tissue, the tissue region including at least a portion of a predetermined area desired to receive therapeutic radiation; (b) routing the image for display on the screen; (c) superimposing on the displayed image first indicia indicative of the predetermined area; (d) receiving via the input means data on a location of a sector of tissue desired to be protected from the radiation; and (e) superimposing on the displayed image second indicia indicative of the sector of tissue desired to be protected from the radiation.