An ablation procedure. The ablation procedure may be applied to tooth buds 120and result in tooth agenesis. Theablation procedure may be applied to lesions or tumors. A tooth bud ablationsystem for use in a tooth bud ablation procedure thatresults in tooth agenesis. A method for volume scanning both hard tissues andsoft tissues of a patient. A method for manufacturingor fabricating a custom surgical stent 110. A custom surgical stent 110 foruse in a tooth bud ablation procedure that results intooth agenesis, the custom surgical stent 110 for use with an ablation probetip 108 having a center of ablation 130a.