Instead of assisted ventilation, the airway should be opened with an oropharyngeal device and a non-rebreather mask should be used to deliver high-flow oxygen for passive oxygen insufflation.

• 不应该进行辅助通气，而是应该使用开口器械保持气道通畅。并且使用非再生式氧气面罩给予高流量氧气吹送。