口腔颌面部异物存留伤,是指异物飞溅或戳刺进入口腔颌面部组织的盲管伤。异物是致伤物,并存留于组织内。本文收集30例报告如下。临床资料本组男性23例,女性7例,男女之比为 Oral and maxillofacial foreign body retention injury, refers to the foreign body splashed or stabbed into the oral and maxillofacial tissue of the blind pipe injury. Foreign body is a wounding material, and remain in the tissue. This collection of 30 cases reported as follows. Clinical data The group of 23 males, 7 females, male to female ratio