V. Sorvin
Orthognathic surgery

Advancement of the lower facial third

Class II skeletal malocclusion. Deficient vertical growth of the facial skeleton.

Advancement of the lower facial third — beforeAdvancement of the lower facial third — after

Advancement of the lower facial third

Class II skeletal malocclusion. Deficient vertical growth of the facial skeleton.

Aesthetic complaints: mandibular hypoplasia (underdeveloped lower jaw), an underdeveloped chin and an underdeveloped upper jaw. Functional complaints: difficulty eating due to malocclusion.

Maxillary (Le Fort I) osteotomy. Mandibular osteotomy with contouring. Genioplasty.

More harmonious facial features, balanced facial thirds and a correct (Class I) occlusion.