Endotracheal intubation of infant mannikin using different laryngoscope blades (MAC, MIL, PHIL, WIS) during resuscitation without chest compressions.

Endotracheal intubation of infant mannikin using different laryngoscope blades (MAC, MIL, PHIL, WIS) with uninterrupted chest compressions. Chest compressions with the two thumb-encircling hands technique were performed by the same Basic Life Support (BLS) instructor at a rate of 100 compressions per minute and at a depth of about 1.5 inches according to the European Resuscitation Council guidelines of 2010 year.

Direct laryngoscopy 1

time from insertion of the blade to the first manual ventilation of the manikin´s lungs. If time of intubation is over than 60 seconds, attempt was recognized as failure.

effectiveness of the first, second and third intubation attempts and overall effectiveness of intubation by participants using four intubation devices. If the examinee failed at all attempts, the case was excluded from the time calculations.