Apparatus and method for treating atrial fibrillation and atrial tachycardia

摘要

An apparatus for treating atrial fibrillation or atrial tachycardia comprises means for dynamically steering or selecting two or more current vector paths sequentially or simultaneously for defibrillation to change the transmembrane potential in the left and right atria sufficiently to halt AF or AT. The apparatus is useful to treat AF or AT in patients.