患者,男,19岁,煤业工人。1987年6月26日工作时,身旁3m高的煤堆突然倒塌,被仰面埋于煤下,2分钟后被救出急送我院。检查:眼、鼻、口和耳内均有大量煤粒,明显吸气性困难,挣扎不安,呈明显三凹征,不能发音。急除口、咽部大量煤粒,呼吸仍不缓解,即行气管切开术。刀尖切入气 Patient, male, 19 years old, coal worker. When working on June 26, 1987, the coal pile next to the 3-m-high body suddenly collapsed and was buried under coal and was rescued 2 hours later to our hospital. Check: eyes, nose, mouth and ears have a large number of coal particles, obviously difficult to get angry, struggling uneasy, showed obvious three concave sign, can not pronounce. Emergency mouth, pharyngeal large coal particles, breathing is not relieved, that is tracheotomy. Knife cut into the gas