Abstract :
Aim: The aim of this study is to evaluate the change in the position of hyoid bone, pharyngeal airway, and tongue position in subjects with skeletal Class II malocclusion treated with Twin block therapy.
Materials and Methods: This study was performed on pre and post treatment lateral cephalograms of 21 patients with class II malocclusion treated with Twin block appliance, (mean age of (12.24± 1.22). Paired-t test was used to compare the amount of differences of mean value before and after treatment. A value of P
Keyword :
Hyoid bone, Pharyngeal airway, Tongue, Twin block, Lateral cephalogram.