(b)(6).It was reported that following a cryoablation procedure with a polarx balloon catheter and polarsheath, the patient experienced dyspnea with pain in the upper stomach.The suspected cause was reported as "acute erosive gastritis." the event resulted in in-person hospitalization and/or prolongation of an existing hospitalization.The diagnostics performed were an electrocardiogram (ecg), x-ray, laboratory work (i.E.Bloodwork), ultrasound/echocardiogram/transesophageal echocardiogram (tee)/transesophageal echocardiogram (tte) and a gastroscopy.No corrective actions were taken and the event resolved.No further information was provided.The device is not expected to be returned for analysis.
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