结论曲面断层摄影各部位变形失真率不同,这为指导临床工作,如颌骨畸形矫正术中截骨线位置的确定。
Conclusion Distortion at the different parts of the orthopantomograph is different, therefore, the result should be beneficial for the clinicians in determination of bone cut of orthognathic surgery.
目的肿瘤术后造成的颌骨缺损使患者丧失咀嚼、语言等功能,并导致颜面畸形。
Objective Partial or full defects of jawbone following tumor resection frequently lead to a loss of mastication, an impaired speech function and a severe deformity of appearance.
牙槽突裂骨移植是口腔颌面部裂隙畸形重建的重要步骤。
Bone grafting of the alveolus is an essential step in the reconstruction of the orofacial cleft deformity.
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