malocclusion. Anomalies of jaw-cranial base relationship
Conditions
Interventions
Intervention 1: patients with FMA less than 28 degrees treated with twin block appliance. Intervention 2: pateints with FMA more than 28 degrees treated with twin block functional appliance.
Treatment - Devices
patients with FMA less than 28 degrees treated with twin block appliance
pateints with FMA more than 28 degrees treated with twin block functional appliance
Sponsors
Vice chancellor for research and technology, Hamadan University of Medical Sciences
Eligibility
Sex/Gender
All
Age
9 Years to 13 Years
Inclusion criteria
Inclusion criteria: nclusion criteria: class II division I malocclusion with mandibular deficiency; class II molar relationship; overjet greater than 6 mm; in late mix or early permanent dentition. Exclusion criteria: systemic disease; craniofacial syndrome; history of orthodontic treatment.
Exclusion criteria
Exclusion criteria:
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Reduction of overjet to 1 to 2 millimeter. Timepoint: After completion of functional therapy. Method of measurement: Cephalometric analysis with the aid of dolphin software before and after treatment. | — |
Secondary
| Measure | Time frame |
|---|---|
| Vertical growth control during treatment. Timepoint: After completion of functional therapy. Method of measurement: Cephalometric analysis with the aid of dolphin software before and after treatment. | — |
Countries
Iran (Islamic Republic of)
Contacts
Public ContactDr Vahid Mollabashi
Hamadan University of Medical Sciences
Outcome results
None listed