Implantable Defibrillators or ICDs are used for both primary and secondary prevention of life threatening arrhythmias. Dr. Oussama Wazni, Section Head Electrophysiology and Pacing talks with Dr. Bruce Wilkoff, Director of Cardiac Pacing and Tachyarrhythmia Device about defibrillators and who needs one. They discuss low EF, as well as other devices used for treatment of heart failure.Learn about Implantable cardioverter defibrillators (ICD) - https://my.clevelandclinic.org/health/treatments/17123-implantable-cardioverter-defibrillator-icd