GRAND RAPIDS, Mich. (WOOD) — Doctors at Corewell Health say they have a new procedure that will give patients with atrial fibrillation more choices and safer options.

Often referred to as AFib, it happens when the heart's upper chambers beat out of rhythm, causing blood not to be pumped efficiently to the rest of the body.

Corewell announced Thursday it is the first hospital system in the state to offer all-in-one-treatment for AFib. The new procedure uses a catheter with a built-in mapping system to find the source of abnormal rhythms and pulse the area with radiofrequency energy.

"It's really a very helpful tool to have in our toolbox," Dr. Brian Williamson, medical director of Corewell's Heart Rhythm Clinic, said. "We're actually probably the only system, certainly the only system in

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