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面部的下１／３的外形主要靠下颌骨维护，下颌骨易发多种肿瘤，而下颌角区为多种肿瘤的好发部位，手术切除后的修复则困难较大。我科采用双片骼骨游离移植修复，较好地解决了这一问题，效果良好。1临床资料１．１一般资料本组资料中，男性５例，女性１例，年龄２１～４２岁。诊
The shape of the lower 1/3 of the face is mainly maintained by the mandible. The mandible is prone to multiple tumors, while the mandibular angle is the predilection site for multiple tumors. Repairing after the resection is more difficult. Our department using double-bone iliac graft free repair, a better solution to this problem, the effect is good. 1 Clinical data 1.1 General Information The data in this group, 5 males and 1 females, aged 21 to 42 years old. Clinic