IMAGE-GUIDED SURGERY OF EPILEPSY

Interactive image-guided techniques used in conjunction with three-dim ensional images allow accurate planning and performance of a variety o f neurosurgical procedures. The authors have used the frameless stereo tactic Allegro Viewing Wand System to provide real-time correlation of the operating field and computerized images in over 200 neurosurgical operations carried out for intractable epilepsy. The authors experien ce shows that the viewing wand system is most helpful as an adjunctive navigational device in the microsurgical treatment of epilepsy.