Ankylosed Teeth Treatment by Bone Orthodontic Treatment

Inclusion Criteria: * Patient in need of orthodontic treatment and presenting one or more teeth stiff * Can meet the requirement of orthodontic treatment (attendance, quality of brushing) * Showing no indication against General Surgery Exclusion Criteria: * A patient against indication for orthodontic treatment : Root resorption of teeth adjacent to stiff teeth, Dental anchoring Deficiency by multiple agenesis or agenesis of the adjacent teeth to teeth stiff, Loss of periodontal support or active periodontal disease * A patient against indication to treatment with Corticotomy : General Pathology against indicating surgery, Proximity root with no possibility of improvement orthodontic preparation * Inability to maintain a good level of oral hygiene and good cooperation.