3M Unitek is now Solventum Ortho

Palatal and lingual appliance Easy removal and reinsertion Allows greater flexibility and control during treatment Available in various preformed sizes with straight or curved retention sheaths MIA (Mobile Intraoral Arch) is a palatal and lingual appliance. Combining the efficiency of the Quad Helix appliance with the advantage of easy removal and reinsertion, allows greater flexibility and control during treatment. Available in various preformed sizes with straight or curved retention sheaths.