Complete cleft lip or cleft nose is a common congenital disease in children. Cleft lip changes the anatomical structure, seriously affects the aesthetics of the face, causes functional disorders in eating, breathing, and pronunciation of children, and has a very serious impact on the psychology of the patient and family, so cleft lip plastic surgery is very necessary. Complete unilateral congenital cleft lip surgery is a method widely performed in many medical facilities, bringing high efficiency to children.