Long-distance heart sentinels. Tiny implants correct abnormal heart rhythms, then report life-threatening problems to cardiologists many miles away.
D001145:Arrhythmias, Cardiac / Q000628:therapy*; D017147:Defibrillators, Implantable; D015716:Electrocardiography, Ambulatory / Q000295:instrumentation / Q000379:methods*; D006801:Humans; D008875:Middle Aged; D013686:Telemetry / Q000379:methods*