口腔科临床工作者在牙髓病作根管治疗中使用各种金属针由于技术操作不慎或其他原因造成根管扩大针、拔髓针咽入消化道、呼吸道报告较多聋哑患者误咽冲洗针头入消化道报告甚少我科发生1例报告如下患者易××男65岁工人1988年10月8日来院就诊家属代诉右下颌牙齿疼痛伴面部肿... Stomatology clinicians use various metal needles in endodontic treatment of endodontics Expanding needles in the root canal due to technical inadvertently or other causes, the needles ingesting into the digestive tract, respiratory tract reports More deaf patients inadvertently Needle rinse into the digestive tract rarely reported 1 cases of our department reported the following patients easily × × male 65-year-old worker on October 8, 1988 came to hospital for treatment of family members complained of right lower jaw tooth pain with facial swelling ...