It was reported that the patient experienced a phenic nerve injury (pni).During a cryo balloon catheter ablation (cbca) procedure to treat atrial fibrillation a polarx catheter was selected for use.When the right inferior pulmonary vein (ripv) was being ablated the patient's diaphragm movement slowed down.Ablation was immediately ceased and the balloon was denate, a non-boston scientific catheter was inside the heart while the issue occurred.The procedure was completed with no patient complications.The device is not expected to be returned for analysis due to disposal.This report reflects information received by fda in the form of a notification per 803.22 (b)(2).
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