Fig. 2From: A preinstalled nasopharyngeal airway in the right nasal passageway to facilitate nasogastric intubation in anesthetized and intubated patients: a prospective randomized controlled trialAn NPA a in the right nasal passageway and b in the left nasal passageway as a conduit for an NGT during NGI (fully authorized to use the picture by the owner, Ingrid Kuo). NPA nasopharygeal airway, NGT nasogastric tube, ETT endotracheal tube, NGI nasogastric intubationBack to article page