Related by context. Frequent words. (Click for all words.) 61 defibrillator implanted 54 pacemaker 53 pacemaker implanted 53 cardiac 52 implantable cardioverter defibrillator 51 abnormal heartbeat 50 heartbeat 49 cardiopulmonary bypass 49 underwent quadruple bypass 48 irregular heartbeats 47 bypass surgery 47 implantable devices 47 quadruple bypass 47 lung 47 respiration 47 defibrillator 46 implantable cardioverter defibrillators ICDs 46 ventricular tachycardia 46 implantable device 46 intravascular 46 muscle contractions 46 artery blockage 46 cardiac arrhythmia 45 arrhythmias 45 electrical pulses 45 coronary bypass 45 narrowed arteries 45 quadruple bypass surgery 45 implantable defibrillator 45 heart arrhythmia 45 heartbeats 45 vascular 45 ventricular arrhythmias 45 pacemakers 45 portable defibrillator 45 circulatory 45 irregular heartbeat 45 artery clearing angioplasties 45 electrocardiogram 45 aorta 44 tracheal 44 fluid buildup 44 ventricle 44 sensory nerves 44 vagus nerve 44 ventricular fibrillation 44 implantable cardioverter defibrillator ICD 44 coronary artery bypass 44 electrical impulses 44 arrhythmia 44 liver 44 oxygenated blood 43 heart 43 Implanted 43 autonomic nervous system 43 neurostimulator 43 blocked artery 43 electrical currents 43 tracheotomy tube 43 perforated bowel 43 implantable defibrillators 43 congestive heart failure 43 coronary angioplasty 43 left ventricle 43 intracranial pressure 43 coronary 43 aneurism 43 LVAD 43 Defibrillators 43 hemodynamics 43 blood vessels 43 angioplasty 42 diseased tissues 42 fibrillation 42 coronary bypass surgery 42 bradycardia 42 cardiac arrest 42 cardiopulmonary 42 blood clot 42 Beta blockers 42 breathing tube 42 nerve stimulation 42 skeletal muscles 42 Arrhythmia 42 pulmonary hypertension 42 kidneys 42 bypass surgeries 42 catheterization 42 tachycardia 42 ruptured aneurysm 42 nerve impulses 42 pulmonary valve 42 transplanted organ 42 lung transplant 42 electrocardiograms 42 lungs 42 pulmonary arteries 41 blocked arteries 41 gallbladder 41 diaphragm 41 sedated