a female physician performning cardioversion with defibrillator

adult aid arrest arrhythmia assistance cardiopulmonary cardioversion care charge chest class compression course cpr death defibrillation defibrillator device doctor doll dummy education electric electrocardiogram emergency equipment female first hand health healthcare heart help hemodynamics hospital icu life mannequin medical medicine model monitor oxygen patient performning physician practice procedure professional pumping rescue rescuer resuscitation safe saving shock sos support svt synchonize technique threatening training unconscious