Reverse-pull headgear works to correct an
How does headgear fix underbite?
Headgear works by exerting force on the upper or lower jaw. It can also create space between teeth to eliminate overcrowding or overlapping teeth. Headgear is only effective when a child is still growing.
How long do you have to wear reverse pull headgear?
Wearing Headgear
To successfully move teeth, a headgear appliance should be worn for 12 hours per day. The good news, however, is that it does not need to be worn for 12 hours in a row. A patient can wear headgear 8 hours while asleep, and finish the remaining 4 hours throughout the day.