临床上如心力衰竭、脑损伤、急性肾功能衰竭、呼吸衰竭等病人 ,需较长时间借助于呼吸机进行辅助呼吸时 ,或严重气道阻塞、异物吸入时 ,均需行气管切开术。术后气管内套管的消毒是一项极其重要的工作 ,消毒不好将可能导致病人肺部感染等严重并发症的发生。以往采用煮沸消毒法进 Clinically, patients with heart failure, brain injury, acute renal failure, respiratory failure need longer time to ventilate with a ventilator, or severe airway obstruction, inhalation of foreign bodies, are required tracheotomy. Postoperative endotracheal tube disinfection is an extremely important work, disinfection will not lead to serious complications such as lung infection may occur. In the past using boiling disinfection into