目的分析颌面部异物性损伤的致病因素、临床表现、诊治特点。方法通过对76例颌面部异物性损伤患者的年龄、性别、伤因、就诊时间等临床资料进行回顾性研究。结果颌面部异物损伤以工农业和生活损伤为主要致伤因素,发病年龄以20~40岁年龄段为主。结论颌面部异物损伤的诊治有其特点,临床以影像学检查可为异物定位提供精确的指导。 Objective To analyze the etiological factors, clinical manifestations, diagnosis and treatment of maxillofacial foreign body injuries. Methods A retrospective study was conducted on the clinical data of 76 patients with maxillofacial foreign body injury including age, gender, cause of injury and treatment time. Results The maxillofacial foreign body injury was mainly caused by the damage of industry, agriculture and life. The onset age was mainly in the age group of 20-40 years. Conclusion The diagnosis and treatment of maxillofacial foreign body injury has its own characteristics. Clinical imaging can provide accurate guidance for the localization of foreign body.