Braces and aligners play a essential role in promoting speech development, in growing patients whose jaws and teeth are still maturing. When occlusion is abnormal or the jaw structure is irregular, it can impede the way the speech organs work together to produce phonemes. This can lead to speech impediments such as lisping or struggles with enunciating certain fricatives and stops like t.

Dental correction helps correct these anatomical irregularities, allowing the articulatory system to operate efficiently during verbal communication.

Aligners, jaw expanders, and other devices gradually reposition teeth and align the jaws to create the proper space and configuration needed for 表参道 歯並び矯正 distinct pronunciation. For example, a anterior crossbite where the the molars are inverted can constrain tongue movement, making it hard to form accurate speech patterns.