Ключевые слова: arrhythmia, artificial, atrioventricular, attack, bradycardia, cardiac, cardiac pacemaker, cardiogram, cardiology, cardiovascular, cardioverter, care, complications, concept, cross section, defibrillator, device, diagnosis, disease, electrical, electrocardiogram, electrodes, epicardial, equipment, generator, health, healthcare, heart, heartbeat, illustration, implant, implantable, impuls, lead, medic, medical, medicine, pacemaker, patient, placement, pulse, rate, science, septum, stimulate, surgery, tachycardia, technology, therapy, treatment, ventricle, wall, wires,