Heart failure symptoms have been reversed in patients with a new pacemaker that changes how the heart is fuelled.

Dr. Hunter Champion answers the question: 'What Is A Biventricular Pacemaker?' — -- Question: What is a biventricular pacemaker or cardiac resynchronization therapy (also called a CRT device), ...

A pacemaker is a small, battery-powered device that controls the heartbeat. Our heartbeats are controlled by a highly efficient, biological electrical system that ensures our heart steadily pumps ...

An experimental leadless pacemaker is able to capture enough energy from the heart to partially power the device, according to results from a new proof-of-concept study. The prototype device harvested ...

Implantable heart pacemakers are lifesaving devices for heart patients, emitting electrical pulses to re-establish normal ...

Today's pacemakers are about the size of a small matchbox, and future models are expected to shrink even further, becoming smaller than a grain of rice. Now, these devices, depending on the model, can ...

Cardiac device therapy has significantly evolved since the introduction of the first implantable pacemaker and the subsequent ...

The tiny pacemaker sits next to a single grain of rice on a fingertip. The device is so small that it can be non-invasively injected into the body via a syringe. Northwestern University engineers have ...

A pacemaker-like device may help those who suffer from bowel incontinence, or loss of bowel control, researchers say. The first person in the United States to receive the device since its approval as ...