the Condylar Response of Mini-plate Anchored Rigid Fixed Functional Appliance Versus Dentally Anchored Semi-rigid One
Class II Malocclusion
About this trial
This is an interventional treatment trial for Class II Malocclusion
Eligibility Criteria
Inclusion Criteria:
Participants will be selected based on the following inclusion criteria:
- Skeletal class 2 malocclusion due to mandibular retrusion with increased overjet (SNA= 82±4, ANB=≥4°). With agefrom 18 to 25 years.
- Mandibular arch with minimum (up to 4mm) or no crowding.
- All permanent teeth are erupted (3rd molar not included).
- Good oral and general health.
- No systemic disease or regular medication that could interfere and/or affect orthodontic teeth movement.
- No previous orthodontic treatment.
Exclusion Criteria:
- 1. Patients with a blocked-out tooth that will not allow for placement of the bracket at the initial bonding appointment.
2. Patients with untreated decay or any endodontic lesions.
Sites / Locations
- Mahmoud Mohammad Fathy Abo - Elmahasen
Arms of the Study
Arm 1
Arm 2
Active Comparator
Active Comparator
Herbst Group
TFBC Group
Include ten young adult orthodontic patients who are treated by using fixed orthodontic appliances followed by the type IV Herbst appliance (mini plate anchored appliance). The age of patients will be (18-20y).
Include ten young adult orthodontic patients who are treated by using fixed orthodontic appliances followed by the Twin Force Bite Corrector appliance (dentally anchored appliance). The age of patients will be (18-20y).