Piezosurgery is a new surgical technique used in dentistry to section hard tissues without damaging adjacent soft tissues. We hypothesized that such a device could also be useful in craniofacial and orthognathic surgery.
Service de chirurgie maxillofaciale, groupement hospitalier Nord, 103, Grande-Rue de la Croix-Rousse, 39317 Lyon cedex 01, France. jean-luc.beziat@chu-lyon.fr