Implantable Cardioverter‐Defibrillators for Secondary Prevention of Sudden Cardiac Death: A Review

First used in humans in 1980, the implantable cardioverter defibrillator (ICD) was designed to recognize and treat malignant ventricular arrhythmias and thus prevent arrhythmic death.[1][1] Among patients with an aborted episode of sudden cardiac arrest (SCA) due to ventricular arrhythmias without a