lefort 1 osteotomy

LeFort I, a transverse osteotomy, above the apices of the teeth, used to correct maxillary retrusion or maxillary vertical excess or deficiency. One of the goals in achieving improved function is to improve the occlusion, as classified by Angle . One or both jaws may be moved to achieve normocclusion. An intraoral vestibular incision is used for this approach, followed by an osteotomy of the maxilla, with either a burr or a saw, and completed with osteotomes.

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