The clinical evaluation of orthognathic surgery in our clinic, with special reference to the changes of the soft tissue facial profile.

Clinical evaluations were performed on 60 patients who had undergone orthognathic surgery in our clinic during the 10 years from 1977 to 1987.The results are summarized as follows:1. Patient number gradually increased in number.2. Male/female ratio was 1: 2.3.3. Average age of the patients was 21.1 years.4. 56 patients were diagnosed as having mandibular prognathism, 3 maxillo-mandibular asymmetry and 1 as maxillary prognathism.5. The surgical method used in most patients was the so-called Obwegeser-Dal Pont method.6. 8 patients underwent pre-and postoperative orthodontic treatment and 2 patients postoperative orthodontic treatment.7. Changes of the facial soft-tissue profile after surgical correction were evaluated as satisfactory.