양악성전돌증의 전방부 분절골 절단술시 악간 고정을 제거한 고정장치의 치험례

Abstract

This is a case report of bimaxillary dentoalveolar protrusion corrected by anterior segmental osteotomies and postsurgical orthodontic treatment. The summary and results are as fallows; 1. Anterior segmental osteotomies after extraction of first premolars were performed to the bimaxillary dentoalveolar protrusion. maxilla; Wunderer`s technique mandible; Kole`s technique 2. Repositioned anterior segments were immobilized by acrylic resin splints with changed and fixation for 6 weeks without intermaxillary fixation, 3. The step fusion and interocclusal gaps between anterior and posterior segments were corrected by postsurgical orthodontic treatments for 5 months. 4. One year follow-up evaluation were performed, esthetic and functional results are good without relapes.