in seven subjects with unilateral cleft lip and palate ( uclp ) , two subjects without cleft but with complete lingual crossbite , and two subjects with normal occlusion , tongue contact patterns against the hard palate , lingual surfaces of maxillary and mandibular teeth , and mandibular lingual mucosa during swallowing were analyzed three-dimensionally using electropalatography ( epg ) , before and after lateral expansion of the maxillary dental arch and after 3 months of retention .
C0700374
palate
C0226901
hard palate