Condition 1: Retrognathism mandible. Condition 2: malocclusion. Anomalies of jaw-cranial base relationship Malocclusion, unspecified
Conditions
Interventions
Fixed orthodontic treatment for aligning of teeth was finished then Sabbagh Universal Spring 2 ( Fixed Functional Appliance that is constructed in Dentaurum company ) which be inserted between lower f
Treatment - Devices
Sponsors
Islamic azad dental university
Eligibility
Sex/Gender
All
Age
10 Years to 15 Years
Inclusion criteria
Inclusion criteria: Inclusion criteria: all of patient were at puberty between 10-15 years old; all of patient were in CS3 stage in CVM index. Exclusion criteria: Having ex-orthodontic treatment; having oral habit; having extraction .
Exclusion criteria
Exclusion criteria:
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| A point - RL1 line :the distance between A point to perpendicular line from Sella tursica point(RL1). Timepoint: Before intervention, six month after intervention. Method of measurement: lateral cephalometric trace , millimeter, ruler.;S point - N point - A point ( SNA angle ): an angle between S,N,A points. Timepoint: Before intervention , six month after intervention. Method of measurement: Lateral cephalometric trace , protractor, degree.;S point - N point - B point (SNB angle) : an angle between S,N,B points. Timepoint: Before intervention , six month after intervention. Method of measurement: Lateral cephalometric trace , protractor , degree.;A point - N point - B point (ANB angle): an angle between A,N,B points. Timepoint: Before intervention , six month after intervention. Method of measurement: Lateral cephalometric trace , protractor , degree.;SN plane to Palatal plane : an angle between SN plane and Palatal plane. Timepoint: Before intervention , six month after intervention. Method of measurement: Lateral cephalometric trace , protractor , degree.;SN plane to Mandibular plane : an angle between SN plane and Mandibular plane. Timepoint: Before intervention , six month after intervention. Method of measurement: Lateral cephalometric trace , protractor , degree.;SN plane to Occlusal plane : an angle between SN plane and Occlusal plane. Timepoint: Before intervention , six month after intervention. Method of measurement: Lateral cephalometric trace , protractor , degree.;Pog-NB :The distance from point Pog to line NB. Timepoint: Before intervention , six month after intervention. Method of measurement: Lateral cephalometric trace , ruler , millimeter.;Ar-Pog : The distance from point Ar to point Pog. Timepoint: Before intervention , six month after intervention. Method of measurement: Lateral cephalometric trace , ruler , millimeter.;A-RL2 : the distance between A point to vertical perpendicular line from Sella tursica point. Timepoint: Before intervention | — |
Secondary
| Measure | Time frame |
|---|---|
| Distal movement upper first molar. Timepoint: before intervention , six month after intervention. Method of measurement: Lateral cephalometric tracing , Ruler, millimeter.;Increase IMP Angle (an angle is formed bye intersection of long axsis of lower centeral incisor and mandibular plane ). Timepoint: Before intervention , six month after intervention. Method of measurement: Lateral cephalometric tracing, protractor , degree. | — |
Countries
Iran (Islamic Republic of)
Contacts
Public ContactParastesh Molladavoodi
Islamic azad dental university
Outcome results
None listed