This Cochrane review update of the effects of different orthodontic treatments for posterior crossbites included 31 RCTS eight of whihc were at low risk of bias. They found that for children iaged 7 to 11 years old), quad-helix and expansion plates were more beneficial than no treatment for correcting posterior crossbites.
[read the full story...]
Treatment of posterior crossbite was rated in the top 10 most important orthodontic reviews by an international panel of oral health professionals as part of a Cochrane Oral Health Group prioritisation exercise. This new update to this Cochrane review found some evidence to suggest that the quad-helix (fixed) appliance may be more successful than removable expansion plates at correcting posterior crossbites. However, it is mainly low to very low quality.
[read the full story...]