MINNEAPOLIS (WCCO) — The Federal Drug Administration has approved the world’s smallest pacemaker for patients in the U.S. By Reg Chapman

The Medtronic Micra Transcatheter Pacing System is one-tenth the size of traditional devices. This new technology is cosmetically invisible and small enough to be delivered through a catheter and implanted directly into the heart.

Ron Weeks lives with the new device, which is about the size of a large vitamin. He was told last April he had an irregular heartbeat.

“To quote the doctor, he said, ‘Your heart beat is all over the place,’” Weeks said.

His doctor was part of a global clinical trial that allowed patients to test miniaturized pacing technology.

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