Figure 3
Sagittal plane of the left thalamus 15.5 mm lateral from the midline. The recording trajectories (A and B, 3 mm apart) and the points (asterisks) where 4-Hz rhythmic discharges were found along the trajectories. Tentative target, 0 (zero point), on the intercommissural line. Shaded rectangular areas depict coagulated lesions made with three applications of dual coagulation needles. PC: posterior commissure.