Simple and atraumatic technique for the advancement of the genioglossus muscle for treatment of obstructive sleep apnoea

osteotomy have been designed for the advancement of thegenioglossus muscle and the genial tubercle complex. Wedescribe a new method that uses a specially designed ini-tial trephine drill for indentation, a final trephine drill forbicortical osteotomy, and a C-shaped plate that supports theadvanced bony segment from the inside and is stepped lin-gually