mandibular deficiency. Developmental disorders of jaws
Conditions
Interventions
Intervention 1: Intervention group: After the Farmand functional appliances are made for each patient, they are trained to use the appliance 24 hours a day, except when eating, exercising, and brushin
Sponsors
Yazd University of Medical Sciences
Eligibility
Sex/Gender
All
Age
10 Years to 14 Years
Inclusion criteria
Inclusion criteria: Age range 10 to 13 years for girls and 11 to 14 years for boys The patient profile in clinical view show the pattern of skeletal class II with mandibular deficiency so that the patient with retrognathic appearance has more acceptance profile after bringing the mandible forward. The patient has dental canine and molar class II relationship
Exclusion criteria
Exclusion criteria: History of disease affected the growth process History of jaw surgery History of trauma to skull and face
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Increase rate of Co-Gn variable. Timepoint: Measurement of Co-Gn variable at the beginning of study (before the start of intervention) and after the end of functional appliance treatment period (after 6 months). Method of measurement: Measurement on lateral cephalometric radiographs using a ruler and conveyor.;Increase rate of ANB variable. Timepoint: Measurement of ANB variable at the beginning of study (before the start of intervention) and after the end of functional appliance treatment period (after 6 months). Method of measurement: Measurement on lateral cephalometric radiographs using a ruler and conveyor. | — |
Countries
Iran (Islamic Republic of)
Contacts
Public ContactHossein agha Aghili
Yazd University of Medical Sciences
Outcome results
None listed