2X4 Appliance: Effective Treatment Modality for Anterior Crossbite

The 2x4 appliance consists of bands on the first permanent maxillary molars, bonded brackets on the maxillary incisors, and a continuous archwire inserted into buccal tubes of the molar bands. It provides total control of anterior tooth position, allows precise and rapid positioning of the teeth, does not require any adjustment and is very well accepted by the patient, and. This case report presents correction of anterior crossbite at early mixed dentition stage with the help of 2x4 appliances. The results achieved, satisfied the esthetic demands of the patients as well as parents.