Ethically Accepted With Code 851/2971 A Comparison of Class Ⅱ Malocclusion Treatment Using Van Beek-headgear Activator Versus Andresen Activator

Inclusion Criteria: * Class II division 1 indicated by ANB angle value ≥ 4º * Class II division 1 with overjet \> 5mm. * An age range between 8 and 13 years growing patient using cervical vertebral stage assessment (CVS). * No previous orthodontic treatment * No indications or symptoms of periodontal disease in the past or present, as determined by clinical and radiographic examination Exclusion Criteria: * Missing teeth (excluding 3rd molars). * Craniofacial anomalies. * Medical condition or prescription medication that may affect growth. * Lack of compliance whenever documented in the charts.