他松开衣领和领带。
他松开衣领和领带。
发作期使病人平卧，松开衣领，头转向一侧，以利于呼吸道分泌物及呕吐物排出，防止流入气管引起呛咳窒息。
Attack of the patients supine, loosen the collar, head to the side, to facilitate the discharge of respiratory secretions and vomitus, into the trachea to prevent suffocation caused by choking.
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