No device was received for analysis at the time of submission of the initial 3500a.Since the product was not returned for analysis, no product failure analysis can be conducted and no determination of possible contributing factors could be made.As such the investigation will be closed.If the complaint device is received in the future we will reopen the complaint and perform the investigation as appropriate.A manufacturing record evaluation was performed for the finished device 30121518l number, and no non-conformances were found during the review.Manufacturer¿s ref # (b)(4).
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It was reported that a (b)(6) female patient with history of takutsobo cardiomyopathy (stress-induced cardiomyopathy) underwent an atrial fibrillation (afib) ablation procedure with a thermocool smart touch sf bi-directional navigation catheter and suffered ventricular tachycardia (vt) and cardiac arrest requiring defibrillation and cardiopulmonary resuscitation (cpr) and posteriorly died.At the end of the procedure, 5 minutes away from completing the case and while the physician was testing the veins with isoproterenol the patient developed vt and started coding.Cpr and defibrillation were performed without success and the patient expired.Afterwards, the patient was checked on echo and there were no signs of perforation.The physician stated that the cause of death was a myocardial infraction.He believed that the patient had coronary disease prior to the ablation.The physician does not believe the event was caused by the ablation or catheters.
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