WASHINGTON -- The government has approved a pacemaker outfitted with a tiny transmitter that can tell your doctor how your heart is doing -- the first medical implant capable of such real-time ...

Scientists at the University of Chicago have developed a new pacemaker that’s thinner than a human hair, wireless and operated entirely by light from an optic fiber. The non-invasive device could help ...

Mechanical and electrical energy are linked and can be exchanged back and forth. Just like ultrasound converts electrical voltage into pressure or sound, we can engineer similar materials onto ...

Medtronic engineers knew seven years ago that they wanted to build a pacemaker an order of magnitude smaller than what was out there. But how to do it was a different story. "When we first started, we ...

Accurately measuring electrical signals and calcium levels in the heart can lead to earlier treatment of potentially fatal conditions, such as heart attack or congestive heart failure. Calcium plays ...

Doctors at Continental Hospital successfully treated an 87-year-old man with a life-threatening heart condition using a ...