Circulation is the original meaning of the'C' as laid down by Jude, Knickerbocker & Safar, but in some revised modern protocols, this step stands for Cardiopulmonary Resuscitation or more simply, Compressions, which is effectively artificial circulation.
Circulation is the original meaning of the'C' as laid down by Jude, Knickerbocker & Safar, and was intended to suggest assessing the presence or absence of circulation before taking any further steps. In some revised modern protocols, however, this step stands for Cardiopulmonary Resuscitation or more simply, Compressions, which is effectively artificial circulation.