The use of removable orthodontic appliances may also be effective in these cases but their effects may be negated by poor compliance.
He concluded that early treatment with Twin-block appliances resulted in an increase in self-concept and a reduction of negative social experiences. He concluded that both bionator and head-gear treatments corrected Class II molar relationships, reduced overjets and apical base discrepancies, and caused posterior maxillary tooth movement.
The primary indication for early intervention in Class II malocclusions remains psychosocial problems and teasing. They found a significant reduction in orthodontic treatment need from 8 to 12 years in a group of Finnish children treated systematically by early intervention.
In Finland, orthodontic treatment given in the primary or early mixed dentition is regarded as early treatment. The association between an orthodontist's experience and timing of treatment was tested by Fisher's exact test.
A few easily recognizable events can indicate the individual's maturational status.