Related by context. Frequent words. (Click for all words.) 66 pacemakers 57 defibrillator 53 implant 52 bypass surgery 51 stents 51 heart valve 51 stent 48 cardiac 48 cochlear implant 47 catheter 47 implanted 47 prosthesis 47 implants 46 ventilator 46 atrial fibrillation 46 irregular heartbeat 46 arrhythmia 46 minimally invasive procedure 46 heartbeats 46 electrocardiogram 45 ICDs 45 heart 45 Pacemaker 45 aortic valve 45 blood clot 45 cardiologist 45 implantable defibrillators 45 congestive heart failure 44 hip replacement 44 Medtronic 44 surgery 44 angioplasty 44 implantable 43 heart murmur 43 respirator 43 cochlear implants 43 defibrillators 43 Defibrillators 43 aneurysm 43 surgically implanted 42 blocked arteries 42 catheterization 42 surgical procedure 42 Stents 42 EKG 42 heartbeat 41 blood thinning 41 breathing tube 41 clot 41 blood thinners 41 kidney 41 spinal surgery 41 cardiac arrhythmia 41 oxygen tank 41 brain stimulation 41 prostheses 41 feeding tubes 40 blinkers 40 echocardiogram 40 cardiac surgery 40 lung transplant 40 outpatient procedure 40 hearing aids 40 electrical impulses 40 prosthetic 40 stimulator 40 implantation 40 aorta 40 coronary artery 40 ECG 40 electrodes 40 catheters 40 tracheotomy 40 insulin pump 40 device 40 quadruple bypass surgery 39 angina 39 defibrillation 39 coronary 39 electrode 39 invasive procedure 39 arrhythmias 39 shunt 39 kidney transplant 39 gallbladder surgery 39 electrophysiology 39 feeding tube 39 spinal 39 gastric band 39 tendon 39 renal failure 39 drug coated stents 39 electrical currents 38 ventricle 38 aneurysms 38 ventilators 38 gallstones 38 blood thinner 38 endoscope 38 blood clots 38 cardiologists