Angle Class I Malocclusion with Anterior Open Bite Treated with Non-extraction Therapy

Abstract

This clinical case reports describes the orthodontic treatment of an Angle Class I malocclusion with anterior open bite and bimaxillary dentoalveolar protrusion in a 30-year-old female patient. The principle of orthodontic treatment is the occlusal plane change and intrusion mechanism of posterior teeth with miniscrews to make counter-clockwise rotation of mandible and close the negative overbite meanwhile. In addition, the case also demonstrated the method we used to correct gummy smile by intrusion of anterior teeth for better aesthetics.