The cleft lip and palate is one of the congenital defects that can now be operated on. It is a defect that can lead to a number of problems and disorders including problems with normal emotional development, hearing loss and craniofacial musculature. It is a defect that is visible to the naked eye. The development of a cleft lip usually occurs by the seventh week of pregnancy, in the case of a cleft palate by the 12th week of pregnancy.