Conclusions:This model may be applied for the study of morphologic characteristics and changes induced by growth,orthodontic treatment and orthognathic operation on middle sagittal plane.

• 结论:该模型可用于颅颌面硬组织在正中矢状面上的形态特征及因生长、正畸矫治、正颌手术引起的形态变化研究。