下颌骨位于颌面下部,是颌面部体积最大、位置较突出的骨胳,易遭受外伤,下颌骨骨折发生率居颌面骨折的首位,占颌面损伤的25%～28%,而占颌骨骨折的55%～72%[1]。术者自2006年～2008年运用手法复位与弹性带固定法治疗下颌骨骨折4例,取得满意疗效,现报告如下。1临床资料本组4例全部 The mandible is located in the lower part of the maxillofacial region. It is the largest and most prominent bone in the maxillofacial region. It is vulnerable to trauma. The incidence of mandibular fractures is the highest in the maxillofacial fractures, accounting for 25% -28% of maxillofacial injuries, Jaw fractures of 55% to 72% [1]. Surgery from 2006 to 2008 using manual reduction and elastic band fixation in the treatment of mandibular fracture in 4 cases, and achieved satisfactory results, are as follows. 1 clinical data in this group of 4 cases all