Fig. 5

Reduction genioplasty using a surgical guide. a Intraoperative view, with the surgical guide in position, fixed by two screws that will ultimately flank the metal plate. The osteotomy line was drawn along the inferior and superior sides of the fixed guide. The mentum of the mandible was cut with a surgical saw, along the inferior side of the surgical device. b The chin bone was cut along the superior side of the device. c The device was removed, together with the cut chin bone