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... ventilation should be considered, and the airway, oropharyngeal or nasopharyngeal airway should be used in conjunction with the method. This technique is mainly used when the patient is at risk of aspiration and reflux, and at the same time compresses the ring cartilage.
Even the laryngoscope and light rod guidance technology are used. The basic operation of a single balloon mask has been ruled out by Zheng Ren and will not be considered.
However, the double balloon mask was ventil ...
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