Hexa Helix: Modified Quad Helix Appliance to Correct Anterior and Posterior Crossbites in Mixed Dentition

<table>Lateral intraoral view following correction of anterior crossbite and posterior crossbite on the right side.</table>

Case Reports in Dentistry

Figure 5: Hexa Helix: Modified Quad Helix Appliance to Correct Anterior and Posterior Crossbites in Mixed Dentition 