However, if you: Experience significant or unusual pain; Notice the band on your first molar—which attaches to the headgear—has detached; … •The use of sticking plaster over the area in contact with the skin is sufficient to relieve symptoms. I know of no dentist around me who uses headgear. Herbst appliances and other devices replaced headgear a long time ago. Tooth caries or decay easily occur if oral hygiene is very poor and/or the length of treatment is too … There are a lot of things that can cause sleep apnea. Why are we beating a dead horse? I have not used a headgear and class II elastics in 20 years of doing orthodontics. •Allergy to nickel is more common in extra-oral settings, most usually the headgear face bow or head strap. •Allergy to latex and bonding materials has been reported although these are rare. “If the headgear is fitted and adjusted properly, there will be no side effects,” says Rudman. Actual side effects from headgear are rare.