World’s Smallest Pacemaker Could Revolutionize Heart Treatment
Pacemakers are life-saving devices that regulate irregular heartbeats using electrical pulses. Since the first fully implantable pacemaker was introduced in 1958, the technology has steadily evolved—becoming smaller, more efficient, and less invasive. Now, scientists have developed the world’s smallest pacemaker—so tiny that it’s smaller than a grain of rice. This temporary device is injected into…
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