Methods 20 cases who underwent open chest surgery with one lung ventilation were intubated double lumen tube assisted with bronchofibroscope after auscultation adjust.

• 方法20例行择期开胸手术并术中需单肺通气的病人。全麻诱导插管后首先用听诊法调整导管位置,当调整位置满意后,采用纤支镜检查定位。