Following a pulmonary vein isolation procedure, the patient developed an atrioesophageal fistula.Following the ablation procedure, an atrioesophageal fistula with an associated pericardial effusion was revealed via a ct scan and egd.The fistula was treated with a covered stent and the patient is currently in critical condition status post embolic stroke.There were no performance issues with any sjm device during the ablation procedure.
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(b)(4) additional information: five sections.(b)(4).The results of the investigation are inconclusive since the device was not returned for analysis; however, the log files from the tactisys quartz system were returned.Review of the log files revealed contact forces exceeding 70 grams occurred during ablation.The tacticath quartz contact force ablation catheter instructions for use warns the user, ¿contact force in excess of 70 g may not improve the characteristics of lesion formation and may increase the risk for perforation during manipulation of the catheter.¿ the device history record was reviewed to ensure that each manufacturing and inspection operation was performed.The review determined the process was performed and completed in accordance with sjm specifications and procedures.The cause of the reported atrioesophageal fistula was procedure related.Per the ifu, atrioesophageal fistula is a known risk during the use of this device.
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