在接受吸入疗法和吸氧的患者中,时常发生因呼吸器管道污染而引起的肺部感染。理想的解决办法是使用一次性的无菌呼吸器,但因其成本高,较难贮存及处理,故目前还需将呼吸器反复周转使用。大多数呼吸器由塑料或橡胶制成,不适于用高压蒸气灭 In patients undergoing inhalation therapy and oxygen inhalation, pulmonary infections often result from contaminated breathing apparatus tubing. The ideal solution is to use a disposable sterile respirator, but because of its high cost, it is more difficult to store and dispose of it. Therefore, it is still necessary to circulate the respirator repeatedly. Most respirators are made of plastic or rubber and are not suitable for use with high-pressure steam