The expansion device

its purpose: to widen the palate and make the upper jaw grow.

How it’s attached: fixed to the teeth, so it can’t be removed.

Its use and inconveniences:

  • At first, discomfort in speaking, eating or swallowing saliva may appear
  • Activation by an adult using a key will be carried out according to demonstration
  • After activation, possible sensation of tension on either side of the nose – a few days later, formation of a provisional space between the two upper central incisors


  • Brush with toothbrush, insisting especially on the braces and the gum in contact with them.

Caution! Do not eat sticky foods such as sweets and toffees!