Single-chamber ventricular leadless pacemakers do not support atrial pacing or consistent atrioventricular synchrony. A dual-chamber leadless pacemaker system consisting of two devices implanted ...

Your heart has an internal pacemaker called the sinus node. It's a group of cells, located on top of your heart, that sends electrical signals into the heart and controls your heartbeat. Sometimes, ...

Cardiac pacemakers are limited by device-related complications, notably infection and problems related to pacemaker leads. We studied a miniaturized, fully self-contained leadless pacemaker that is ...

A pacemaker is an electric medical device that’s generally about the size of a matchbox. A surgeon implants it under your skin to help manage irregular heartbeats called arrhythmias. Pacemakers can ...

A biventricular pacemaker is a device that can help the heart beat more efficiently when a person has heart failure or an irregular heartbeat. When a person has heart failure or an irregular heartbeat ...

Amid allegations that an anaesthetist has been improperly inserting pacemakers into hospital patients, the Bermuda Hospitals Board (BHB) announced yesterday that it stands behind its procedures. The ...

Defibrillators use electrical shocks to restore a normal heart rate, especially in cases of life threatening arrhythmias or sudden cardiac arrest, while pacemakers use low-energy electrical pulses to ...

Defibrillators and pacemakers help the heart maintain a regular rhythm. Defibrillators deliver a shock if the heart goes into arrhythmia. Pacemakers use electrical impulses to keep the heart from ...

Aaron Boone underwent open-heart surgery in 2009 as his playing career was winding down, so it seemed possible at some point he might need a pacemaker. On Wednesday, the Yankees announced the Boone ...

S. Arunachalam was awake and talking during a surgery, which involved replacing his aortic valve and putting a pacemaker into his heart. Doctors at SRM Institutes for Medical Science found the 79-year ...