TPA Transpalatal Appliance

TPA Transpalatal Arch

The Tran-Palatal Arch Appliance is used to stabilize the position of the molars following treatment. It can also be used as an anchorage device with laser welded eyelets to bring down impacted incisors. The TPA can also be used in conjunction with TADS for the intrusion of the molars.

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Treatment & Care

This appliance should be cleaned every day with toothpaste and a soft toothbrush, morning and night. Encourage the patient to give sufficient time to clean thoroughly around the appliance, gums, teeth, and bands to maintain proper hygiene and prevent inflammation. 3 minutes is recommended.


  • Wire: American Orthodontics Chromium Cobalt

Attachment and Band Options

  • AO Maximum Retention Bands
  • Leone Web Bands
  • AO .022 Slot w/ Hook
  • AO Headgear and .022 Slot with Hook
  • AO MBT w/hook
  • AO Double Slot w/ Hook
  • If Removable we will add Lingual Sheaths