The appliance works like a splint to keep the airway open.

这个仪器同夹板工作原理一样，用来保持气道畅通。

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Given first-line treatment for this disorder-use of continuous positive airway pressure (CPAP) to keep his airway open in sleep-the man's mood and cognition improved, along with his breathing.

对这种混乱状态给予一线治疗——运用持续气道正压通气使他的气道在睡眠时保持敞开——患者的情绪和认识能力，包括呼吸功能都得到了改善。

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This will help any water trapped in the mouth or throat to drain out and therefore keep his airway open, which will help him to breathe.

这样将有助于将所有水截留到嘴里或者喉咙里以便排出来，因此，应将其气道畅通，这样将有助于他呼吸。

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Sleep apnea is commonly treated with a "continuous positive airway pressure, " or CPAP, machine worn at night to keep the airway open.

WSJ: A Test for Sleep Apnea From Your Own Bedroom