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Atrial Fibrillation

Minimally Invasive Bi-Atrial Lesion Pattern Produces Positive Results in Patients with Atrial Fibrillation

Published in Surgery Litigation and Law Weekly, April 25th, 2008

Interim results from a study conducted in patients with atrial fibrillation demonstrated that a port access, paracardioscopic Ex-Maze procedure produced favorable outcomes and allowed patients to discontinue antiarrhythmic drugs. Andy C. Kiser, MD, presented the results in a poster session at the American College of Cardiology meeting in Chicago. Epicardial lesions to complete the bi-atrial pattern were created in all patients by coagulating cardiac tissue using the nContact Surgical VisiTrax(TM) device.

The 37 patients reported in the study had an average age of 61 years, a mean duration of atrial fibrillation of 7.4 years, and a mean left atrial size of 5.7 cm....

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