Ejection fraction measures the percentage of blood pumped out by the hearts left ventricle with each contraction. A normal ejection fraction range is 55-65%.

Leadless pacemakers are also smaller, which can result in less discomfort for the patient and potentially lower the risk of visible scarring.

Learn about various pacemaker types, including leadless pacemakers, from Dr. Deep Chandh Raja, a renowned pacemaker expert and leading cardiologist in Chennai.