P R E- O R T H O D O N T I C S E X P L A I N E D
Many parents assume orthodontic treatment means braces, and braces mean waiting until all the adult teeth are through— typically around age 12 or 13. For some children that ' s entirely correct. For others, waiting that long means a problem that could have been addressed simply becomes significantly more complex.
Interceptive orthodontic treatment— sometimes called Phase 1 orthodontics— refers to treatment undertaken while a child still has some baby teeth, typically between ages 7 and 11. The goal is not to achieve a perfect final result at this stage, but to guide jaw and tooth development in a direction that either prevents a problem from worsening, or creates conditions in which full orthodontic treatment later will be shorter and simpler.
The most common appliance is a palate expander.
H E R E’ S H O W I T W O R K S I N P L A I N T E R M S
1. The expander is fitted to the upper teeth and sits against the roof of the mouth. It ' s custom-made and typically removable or fixed depending on the clinical need.
2. A small key is used to turn a screw in the centre of the appliance— usually once or twice a week— which gradually widens the appliance by a fraction of a millimetre at a time.
3. Because the palate in children is still two separate bones joined by a suture( a growth plate in the middle of the roof of the mouth), gentle sustained pressure causes the suture to gradually separate and new bone to form in the gap.
4. Over several months, the upper arch widens— creating space for crowded teeth, improving the bite, and— crucially— widening the nasal airway, which often reduces mouth breathing.
5. Once the target width is reached, the expander is held in place for a period while the new bone consolidates. The result is permanent.
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