Transverse maxillary dento-alveolar changes after dental expansion with straight rectangular beta-titanium alloy wire in adults.
Not Applicable
Completed
- Conditions
- Healthy adultsMaxillary expansionCBCTstraight rectangular archwirebeta titanium alloy wire
- Registration Number
- TCTR20170710002
- Lead Sponsor
- Graduate School, Prince of Songkla University
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Completed
- Sex
- All
- Target Recruitment
- 24
Inclusion Criteria
adult patients, age 19.2 ± 2.8 years) who attended Orthodontic Clinic were selected on the following inclusion criteria : (1) bilateral maxillary dental expansion between 1.5 mm and 4 mm required, (2) hypo- or normo-divergent facial pattern (15°<SN-GoMe< 35º) that would allow for an increase in lower facial height by creating clockwise rotation of mandible, (3) neither unilateral nor posterior crossbite presented, (4) healthy periodontal condition with no pocket formation or gingival recession, (5) no craniofacial disorders, (6) no underlying disease and no signs and symptoms of TMDs.
Exclusion Criteria
Failure of bond bracket, use of non-steriodal anti-inflammatory drugs during expansion
Study & Design
- Study Type
- Interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Expansion rate Before expansion (T0), after expansion complete (T1) millimeters/month; model analysis,Expansion amount Before expansion (T0), after expansion complete (T1) millimeters; model analysis,Bone changes Before expansion (T0), after maintain archwidth for 3 months (T2) millimeters; cone beam computed tomography,Molar inclination Before expansion (T0), after maintain archwidth for 3 months (T2) degree; cone beam computed tomography
- Secondary Outcome Measures
Name Time Method Expansion rate before expansion (T0), after expansion completed (T1) millimeters/month; model analysis