Background: Emergency Front of Neck access eFONA) via cricothyroidotomy using a size 6 internal diameter tracheal tube is recommended by the Difficult Airway Society in the event of a 'can't intubate, can't oxygenate' (CICO) scenario in adults. There is a lack of clear guidance on whether to retain or remove a previously inserted supraglottic airway device (SAD) before eFONA. We aimed to study the effect of both neck extension and insertion of an SAD on sagittal cricothyroid membrane (CTM) height.
View Article and Find Full Text PDFIrrelevant salient distractors can trigger early quitting in visual search, causing observers to miss targets they might otherwise find. Here, we asked whether task-relevant salient cues can produce a similar early quitting effect on the subset of trials where those cues fail to highlight the target. We presented participants with a difficult visual search task and used two cueing conditions.
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