In addition to recording heart activity, pacemakers can also help document inactivity, such as confirming time of death. “After a patient has died, we interrogate the pacemaker to help determine the time of death or what may have happened. Sometimes we’re even called to the morgue to do this,” says Chu.

Nancy Guthrie’s 2 a.m. pacemaker spike on the day she vanished could mean that the elderly woman was involved in a heart rate-surging struggle with her possible captors, a lead cardiologist speculated Thursday.

One part of the investigation into the disappearance of “Today” show host Savannah Guthrie’s mother focuses on the missing woman’s implanted medical 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 blood to the rest of the body. But sometimes — due to age ...

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), how is it implanted for heart failure patients, and who is ...

Biotronik designed its leadless pacing system to use atrial electrical far-field sensing. The company says it would represent the world’s first intracardiac pacemaker to do so. It enables atrioventricular (AV)-synchronous pacing at rest and during exercise with a single cardiovascular implantable electronic device (CIED).

Please provide your email address to receive an email when new articles are posted on . The My Heart Your Heart study compared reconditioned pacemakers with that of new pacemakers among patients in low- and middle-income countries. Longer-term follow-up is ...

Nancy Guthrie’s pacemaker reportedly stopped syncing with her Apple devices predawn Sunday morning – as the Arizona sheriff leading the missing person case called a surprise press conference for late Tuesday morning.