The pacemaker is a tiny device weighing 25 to 35 grams, used for sending an electrical impulse to heart muscles to induce artificial heartbeat in patients whom the heart rate is very slow. The normal ...

In the normal heart, the lower chambers (ventricles) pump at the same time and in sync with the heart's upper chambers (atria). Cardiac resynchronization therapy (CRT), also called biventricular ...

Introduction: The cardiovascular system (CVS) is heavily influenced by the autonomic nervous system. Additionally, there is a functional alteration during the various stages of sleep. In nonrapid eye ...

In the normal heart, the heart's lower chambers (ventricles) pump in sync with the heart's upper chambers (atria). When a person has heart failure, often the right and left ventricles do not pump ...

SAN FRANCISCO, CA — Diagnostic MRI images to assess cardiac function, perfusion, and viability could be obtained in almost all patients with MR-conditional pacemakers in a prospective study [1]. The ...

Researchers at Northwestern University just found a way to make a temporary pacemaker that’s controlled by light—and it’s smaller than a grain of rice. A study on the new device, published last week ...

We found MRI examinations to be safe in the setting of legacy cardiac pacemakers or ICDs The majority of pacemakers and implantable cardioverter–defibrillators (ICDs) currently in use are termed ...

Doctors use RF signals to adjust pacemakers so that instead of slicing a patient open, they can change the pacemakers parameters which in turn avoids unnecessary surgery. A study on security ...

Generally, pacemakers improve quality of life for individuals who have a condition causing bradycardia, or a slowed heart rate. However, because there is an electrical device implanted near your heart ...

The world’s tiniest pacemaker — smaller than a grain of rice — could help save babies born with heart defects, say scientists. The miniature device can be inserted with a syringe and dissolves after ...

Pacemaker is a tiny device weighing 25 to 35 grams, used for sending electrical impulse to heart muscles to induce artificial heart beat in patients whom the heart rate is very slow. Pacemaker is a ...