Conclusion Severity of injury, increased mortality and earlier occurrence of traumatic acute lung injury were the characteristics of lung impact injury under glottis closure state.

• 结论肺撞击伤的发生特点:伤情加重、死亡率增加、更早的发生创伤性急性肺损伤。在撞击条件相同情况下,声门紧闭状态下肺撞击伤伤情大于声门开放状态。