Implant-supported provisional prosthesis facilitated the minor revision of occlusion and incisor exposure after orthognathic surgery of extended oligodontia in maxilla
Background: The congenital oligodontia in maxilla could result in a significant skeletal baltimore a minuit jaw malformation such as atrophic maxilla and severe skeletal class III malocclusion.Since there is no referable dentition in anterior maxilla, the orthognathic surgery and oral rehabilitation for those patients becomes more challenging and l