Methods: Orthomorphia of maxillary protrusion was be done by creeping osteotomy in the case of both lip and palate lateral mu-cosa - periost not be amputated.

• 方法:在唇腭侧粘骨膜均不离断的情况下于上颌骨中份潜行截骨离断,形成以唇侧粘骨膜与腭侧粘骨膜为蒂的含上颌骨前份、上前牙和粘骨膜等的复合组织瓣,进行上颌前突畸形整复术。