The purpose of this prospective study is to compare treatment outcomes and the quality of life of skeletal Class III patients treated with conventional fixed appliances and aligners undergoing Surgery-first approach. Data will be collected through validated questionnaires: OQLQ (Orthognathic Quality of Life Questionnaire), OHIP-14 (Oral Health Impact Profile), SF-36 (Medical Outcomes Study 36 - Item Short-Form Health Survey) and IOTN (Index of Orthodontic Treatment Need).
Adults;
Skeletal malocclusion;
ANB Angle zero or negative;
Witts negative;
Previous orthodontic treatment;
Craniofacial anomaly or previous fracture of the facial bones;
Total edentulism;
Deep curve of Spee;