This appliance is appropriate in the following circumstances:<br />1) Mild dental crowding<br />2) Adult Mild tooth dislocation， who have enough clearance<br />3) Corrective bounce patients<br />4) Fixed orthodontic teeth <br /> Method of wearing correction device:<br />When you wear， the front median of corrector device upward， gently bite the lip is always kept in contact every day. Just put 10 hours (day 1-2 hour + hours of sleep at night)， but there is no strict limit. Generally during the day to wear at least an hour， mainly is the conscious training tongue position， keep your lips closed， and the nostril breathing. When sleeping in the evening wear a night. Wear the appliance time is flexible， basically does not affect the work and life. <br /> Instructions for use:<br />Before the first use may have a slight smell， with warm water soak. Wash the corrector in hot water before use. If necessary， using a toothbrush and toothpaste for brushing， just began to use will have a foreign body sensation， nausea， slobber more， tooth pain and other symptoms， to adapt slowly will ease. The use of once time may not have obvious effect， need users perserve. <br />The dental appliance， developed by USA dental research center. Combined with the body functional disciplines， set a variety of correction function into a whole new orthodontic materials， simple and practical， and treatment effect is remarkable. <br />Dear buyer friends， orthodontics is generally divided into two stages. The use time of the first stage is 1-2months， the material is soft， helps the user to adapt to the appliance， reduce the appliance on gum pressure; The use time of the second stage is 5-7months， the material is hard， to correct teeth， and fixed the teeth after correction.