(4) Prophylactic measures, in a patient on prolonged mechanical ventilation via endotracheal tube, there is a risk for tracheal stenosis.

(4)预防措施：长时间经气管内插管进行机械通气的患者，存在气管狭窄的风险。

I need the endotracheal tube and the ambu bag.

插管 上人工呼吸机。

Oftentimes, there's a biofilm - which is a mix of bacteria and sugars and proteins that can coat a surface - that forms on the endotracheal tube.

经常会有一种生物膜，由细菌和糖和蛋白质混合而成，覆盖在气管导管内表面。

Now, Klebsiella pneumoniae can cause various hospital-acquired infections in people with underlying illnesses (like diabetes) and in the presence of foreign devices like central venous catheters, endotracheal tubes, or urinary catheters.

同时，肺炎克雷伯杆菌容易在患有基础疾病（如糖尿病）的人群和应用中心静脉导管、气管内插管或者导尿管的人群中，引起各种医院获得性感染。