Intravelar veloplasty in cleft lip, alveolus and palate and outcome of speech and language acquisition: a prospective study.

Background: Speech and language acquisition are major, important criteria in the treatment outcomes of cleft lip and palate patients. A generally accepted and definitive treatment protocol regarding surgical techniques and the time schedule does not yet exist. In the world literature, there are reports of velo-pharyngeal insufficiency rates between 7 and 30%.