Objective:To explore the methods of ultras on ography scanning for fetal lip, palate by three planes of verticality and to enh ance the detective rate of cleft lip or complicated cleft palate.

• 目的:探讨应用三平面正交(垂直)超声扫查胎儿唇、腭的方法,提高超声对胎儿唇裂、唇裂合并腭裂的检出率。