Orthognathic Surgery: Type of surgery performed to correct skeletal malocclusions
Study summary
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).
Eligibility
Sex
ALL
Min age
17 Years
Max age
35 Years
Healthy volunteers
Accepted
Inclusion Criteria:
* Adults;
* Skeletal malocclusion;
* ANB Angle zero or negative;
* Witts negative;
* Etiology: mandibular excess, a maxillary deficiency, or a combination of both;
* Indication for bimaxillary surgery;
Exclusion Criteria:
* Previous orthodontic treatment;
* Craniofacial anomaly or previous fracture of the facial bones;
* Total edentulism;
* Deep curve of Spee;
* Vertical asymmetry;
* Any medication use that contraindicates surgical treatment.
Primary outcome measure(s)
Quality of life accessed by validated questionnaires. — at the end of orthodontic treatment (up to 2 years). Comparison between quality of life changes in the two groups at the end of treatment.
Trial sites (1)
Facility
City
Region
Status
Rio de Janeiro State University
Rio de Janeiro
Brazil
Recruiting
More Rio de Janeiro State University trials in Brazil
This page summarises publicly available registry data for informational purposes — not medical advice. Eligibility is determined by each study team; patients should discuss participation with their clinician.
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