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What is a Rapid Palatal Expander? PART 1

What is a Rapid Palatal Expander? A rapid palatal expander (RPE) is a common orthodontic appliance used in phase 1 orthodontic treatment or comprehensive treatment with expansion. The maxilla (the bone of the upper jaw) is made up of two pieces that do not fuse together until the mid-teenage years. A palatal expander uses gentle pressure to separate the […]
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