Wilson 3D Multi-Action TPA
The 3D Multi-Action Transpalatal Appliance provides arch expansion or contraction (unilaterally or bilaterally), expansion or contraction of bicuspids, advancement of incisors, and rotation, tip and torque of all molars. Buttons are often placed on the lingual of the cuspids to keep the lingual wires functioning in a horizontal plane. The Wilson 3D fits into vertical slots on the lingual of the first molars. The vertical slots allow for quick and easy adjustments throughout treatment.
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