Cross-bite Clinical Trial
— ERMOfficial title:
One Year Skeletal and Dental Arch Changes Following Rapid Maxillary Expansion Treatment in Children
Many author have exposed the rapid and slow expansion, the diversity of activation and containment protocols and the follow-up time, justify the need for more studies to evaluate the effects to the ERM for the long-term.
Status | Completed |
Enrollment | 14 |
Est. completion date | July 2009 |
Est. primary completion date | September 2008 |
Accepts healthy volunteers | No |
Gender | Both |
Age group | 5 Years to 11 Years |
Eligibility |
Inclusion Criteria: - cross-bite with maxillary atresia Exclusion Criteria: - patients had undergone orthodontic treatment or had a syndrome |
Observational Model: Cohort, Time Perspective: Prospective
Country | Name | City | State |
---|---|---|---|
Brazil | Universidade Estadual de Maringa | Maringa | Parana |
Lead Sponsor | Collaborator |
---|---|
State University of Maringá |
Brazil,
Type | Measure | Description | Time frame | Safety issue |
---|---|---|---|---|
Primary | changes in cephalometric variables | prior to rapid maxillary expansion (T0), after three months (T1) and after one year | Yes | |
Secondary | Dental casts | prior to rapid maxillary expansion (T0), after three months (T1) and after one year (T2). | Yes |