Prognathism
Conditions
Interventions
This study is a two-arm (1:1) randomized double-blinded clinical trial. Forty patients will be selected, divided into two groups: Group 1 treated with aligners (Invisalign)
Group 2 treated with conventional fixed orthodontic. Data will be collected through widely validated questionnaires to evaluate the functional/esthetic results and quality of life. Complete clinical
6 months (T3), 1 year (T4), and after treatment without orthodontic appliances (T5).
Sponsors
Universidade do Estado do Rio de Janeiro
Universidade do Estado do Rio de Janeiro
Eligibility
Age
17 Years to No maximum
Inclusion criteria
Inclusion criteria: Adults; Skeletal malocclusion; ANB (cephalometric analysis widely used in Orthodontics) zero or negative; Witts negative; Mandibular excess, a maxillary deficiency, or a combination of both; Indication for bimaxillary surgery
Exclusion criteria
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
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| It is expected positive scores related to quality of life in the patients treated with orthodontic aligners and orthodontic brackets associated with the Surgery First Approach. Presenting stable esthetic and functional results at the end of treatment | — |
Secondary
| Measure | Time frame |
|---|---|
| It is expected to observe quality of life scores improvement in terms of comfort, esthetics and functional treatment on the experimental group compared to the control group. | — |
Countries
Brazil
Contacts
Public ContactArthur Cunha
Universidade do Estado do Rio de Janeiro
Outcome results
None listed