Clinical pacemakers save lives. Implanted in patients’ hearts to keep them beating regularly, the devices are an important part of modern healthcare in the fight against potentially fatal arrhythmias.

Leadless pacemakers do not need wires or battery packs. Smaller than a AA battery, they are implanted in the top and bottom ...

Researchers at Rice University and the Texas Heart Institute have created the internal components for a battery-free pacemaker, designed to be inserted directly into the heart and free of wires. The ...

A way of using heartbeats to power pacemakers has been developed that could spare patients the ordeal of repeated surgery. The implanted devices, which regulate heart rhythm, have saved countless ...

Atrial fibrillation – a form of irregular heartbeat, or arrhythmia – leads to more than 454,000 hospitalizations and nearly 160,000 deaths in the United States each year. Globally, it is estimated ...

Vice President Dick Cheney's routine checkup on Friday revealed no new blockages in his heart, but doctors said he needs a new battery for a special pacemaker he has in his chest, a spokeswoman said.

Pacemakers have a problem — and that’s not something you want to hear about a medical device which literally helps a person’s heart to continue to beat normally. The problem, simply, is that they rely ...

Pacemakers have saved the lives of many heart patients, but they need batteries. When a battery runs low, the only option is to replace it surgically, which is expensive and carries the risk of ...