Comparison between the treatments of anterior cross-bite with three different techniques in a group of Iraqi patients

this study evaluated the effect of fixed orthodontic appliance treatment of anterior cross-bite having a removable posterior bite plate (removable appliance combined with fixed appliance) and fix orthodontic appliance treatment with composite light cure filling material on the occlusal surfaces of lower second premolars and first molars as block by etching and bonding the teeth,24 patients were selected from the medical technical institute clinic in Baghdad from the first of January 2013 until the 30 of December 2013 complaining from anterior cross-bite one tooth or more age range (13-19)11male and 13 female subdivided into three groups depending on the type of treatment used, results showed that there are highly significant difference in treatment time in response to the group of patient with posterior composite etched block(<0.001) even though the displacement space results between groups showed a non significant difference, in conclusion fix orthodontic appliance with posterior composite etched block on premolars and molar teeth is the shortest and best treatment technique we can use for treating such conditions