The device has been reported as discarded, therefore no product investigation can be performed, and the customer complaint cannot be confirmed.A manufacturing record evaluation was performed for the finished device with lot number 30229285m, and no internal actions related to the reported complaint condition were identified.Manufacturer's reference # (b)(4).
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It was reported that a male patient underwent an atrial fibrillation (afib) ablation procedure with a thermocool® smart touch¿ electrophysiology catheter and suffered a cardiac tamponade requiring pericardiocentesis.After the ablation phase, a cardiac tamponade was detected and pericardiocentesis was performed and an unknown amount of fluid was removed from the pericardial space.The physician noted that although the cardiac tamponade was discovered after the ablation phase, it could have occurred before.The procedure was delayed 20 minutes and was completed successfully.The patient was reported to be in stable condition after pericardial drainage.Patient¿s outcome is fully recovered with no residual effects.It is unknown if the patient required extended hospitalization.The physician¿s opinion on the cause of the event is that it was procedure related.No errors were observed on any biosense webster, inc.Equipment used during the procedure.A transseptal puncture was performed with a (b)(6) needle.A mullins sheath was also used.A biosense webster, inc.Pentaray catheter was used for mapping and validation.The patient received anticoagulant (unspecified) during the procedure.The generator was used in power control mode at 35-40 watts.The flow setting was set at 30 ml/min.The thermocool® smart touch¿ electrophysiology catheter was not in close proximity to another catheter and it was zeroed after the initial warm-up phase post catheter connection to the carto® 3 piu.The carto® 3 system did not indicate to re-zero the catheter.The force visualization features used during the procedure were graph, dashboard, vector and visitag force.No additional filters were used.The visitag parameters used was force greater than 3g 25%.The color option used prospectively was the ablation index.
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