Clinical Research Directory

Inclusion Criteria: \- 1- orthodontic patients with deep bite that need intrusion of lower incisor teeth . 2- Fully Erupted permanent teeth (except third molar). 3-Age 14-18 patients. 4- No previous orthodontic treatment. 5- Good oral and general health. 6- No systemic disease or regular medication that could interfere and/or affect orthodontic teeth movement. 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 missing incisor teeth 3- Patients with untreated decay or any endodontic lesions.