Expander (RPE – Acrylic + Metal)
Rapid Palatal Expanders (RPE) also called Hyrax (for Hygienic Rapid Expander) are used primarily in children and teenagers to widen the upper jaw.
It is used when the patient has a narrow palate which cause teeth crowding, cross bites and other malocclusion issues. It is most effective in young patients whose bones are still growing.
Lead Time: 7-14 Days
Instructions For Use
This appliance is made in acrylic and metal and typically bonded to the teeth.
A small screw in the centre of the expander is adjusted periodically (most of the time daily) to gradually apply pressure on the palatal bones.
The expander comes with a key used to rotate the screw. Typically rotating the screw by 90 degrees for a period of 1 to 3 weeks following the direction of the arrow labelled on the centre piece.