Fig. 1

(A) Preoperative Fusion and Needle Path Visualization in Surgi-Plan; The image in the lower left corner indicates that the patient has a mild degree of cerebellar atrophy, but it does not affect the implantation of the electrodes. (B) Fusion of patient’s postoperative CT with MRI using Lead DBS software, enabling three-dimensional reconstruction of electrode positions; yellow cluster represents the ventral intermediate nucleus (VIM) of the thalamus