Iyo oropharyngeal airway, inozivikanwawo seoropharyngeal airway, isiri-tracheal chubhu isina-invasive ventilation chubhu inogona kudzivirira rurimi kuwira kumashure, kuvhura nzira yemhepo nekukurumidza, uye kumisikidza nzira yenguva pfupi yekugadzira mhepo.[Chikumbiro] Kangyuan oropharyngeal airway iri suita...
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