BRIUS Vs FFA Efficiency

Inclusion Criteria: * 10 to 18 years old * Angle Class I and Cl II (up to half cusp) molar and canine relationship. * Fully erupted permanent dentition (excluding third molars). * Crowding of 7 mm or less. * Must be able to maintain good oral hygiene assessed by the orthodontist during their visits. Exclusion Criteria: * Previous history of orthodontic treatment or orthognathic surgery * Subjects who require extractions or orthognathic surgery * Multiple missed appointments * Deteriorating oral hygiene and craniofacial syndromes or disorders * Severe gag reflex resulting from the use of intra-oral scanners