作者报告一例21岁男性患者,于1970年9月27日在工厂劳动中,被搬运材料的升降机从上下方向挟住颜面,以颜面中1/3为中心受到广泛损伤。经急救处理,后遗颜面部严重畸形,表现为额部、鼻根部及鼻梁凹陷,外鼻孔狭窄,口唇变形,牙齿脱落,上颌骨骨折而致咬合功能紊乱,舌前部缺损并与口 The authors report that a 21-year-old male patient, who was working in a factory on September 27, 1970, was lifted by the lifter of the material being transported vertically from the upper and lower sides and was extensively damaged about 1/3 of the face. The first aid treatment, posterior facial facial deformity, manifested as forehead, nasal root and nose depression, external nostril stenosis, lip deformation, tooth loss, maxillary fractures caused by occlusal disorders, the anterior tongue defect and with the mouth