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广泛的下颌骨缺损,可引起颜面部变形如咀嚼功能的障碍。作者治疗了2例因骨肿瘤切除了包括下颏的下颌骨的患者,术后都取得了满意的效果。手术方法:依患者缺损下颌骨的总长度,取足够长的带有远、近两端血管的腓骨和皮瓣。在所取腓骨中央按患者下颏的长度做下颏部,两侧在不损伤腓骨动、静脉的情况下,骨膜下楔形切骨而弯曲成45°的C字形,切骨部位用兰搏特钢丝固定。残存的患者下颌骨和移植的下颌骨(用腓骨做)用A—0钢板牢固固
A wide range of mandibular defects can cause facial deformities such as masticatory dysfunction. The authors treated 2 patients who had undergone mandibular removal of the chin due to bone tumors and achieved satisfactory results postoperatively. Surgical methods: According to the total length of the defect in patients with mandibular, take enough long with distal and proximal vessels fibula and flap. In the center of the fibula taken by the chin length of the patient do under the chin, both sides without damaging the fibular arteriovenous, subperiosteal wedge-shaped osteotomy and bending into a 45 ° C-shaped, osteotomy site with Lan Bote Steel wire fixed. Remaining patient mandibles and transplanted mandibles (made with fibula) were secured with A-0 steel plate