Related by context. Frequent words. (Click for all words.) 49 pacemakers 44 Defibrillators 43 pacemaker 39 Defibrillator 39 Stents 38 cardiac resynchronization therapy 38 implantable devices 36 defibrillators 36 implantable defibrillators 36 LVAD 35 vacuum tubes 34 MRI scanners 34 implantable 34 defibrillator 33 electrocardiograms 33 surgically implanted 33 drug coated stents 33 electrical currents 32 battery powered 32 ICDs 32 arrhythmias 32 hip replacements 32 stents 32 radios 32 AbioCor 31 electrical impulses 31 irregular heartbeats 31 Pacemaker 31 cardiac rhythm 31 implants 31 batteries 31 CRT 31 heartbeats 30 implanted 30 ventricular fibrillation 30 electrocardiogram 30 devices 30 electrical pulses 30 Medtronic 30 arrhythmia 30 ventilators 30 wristwatches 29 portable radios 29 Atrial fibrillation 29 catheter ablation 29 drug eluting stents 29 shavers 29 cardiac arrhythmia 29 brain stimulation 29 IPods 29 microprocessors 29 atrial fibrillation 29 catheters 28 Implants 28 Heart Rhythm 28 defibrillation 28 blood clots 28 insulin pumps 28 infusion pumps 28 hip replacement 28 spinal implants 27 gadgets 27 hip resurfacing 27 bypass surgery 27 Implant 27 cochlear implants 27 neuromodulation 27 Impella 27 Thoratec 27 atomic clocks 27 pagers 26 hearing aids 26 implant 26 DePuy 26 coronary stents 26 Abiomed 26 IUDs 26 ECMO 26 cardiac arrhythmias 26 lung transplants 26 microwave ovens 26 iPods 26 Stereotaxis 25 drug coated stent 25 CT scanners 25 Boston Scientific 25 Guidant 25 wheelchairs 25 irregular heartbeat 25 spinal fusion 25 coils 25 ECGs 25 aneurysm 25 Multaq 25 EKG 25 tachycardia 25 Xience 25 angioplasty 25 cardiac 25 ventricle 25 coronary artery bypass