Product event summary: the data files and balloon catheter, 2af284 with lot number 46523, were returned and analyzed.The data files showed that at least seven applications were performed with an unreturned balloon catheter on the date of the event without any issue.Visual inspection of the returned balloon catheter showed the device was intact with no apparent issues.Smart chip verification indicated the catheter was used for six applications.The balloon catheter passed the performance test and electrical integrity as per specification; impedance was also within specification.The analysis did not identify any potential cause for the reported adverse event during the case.In conclusion, clinical issues were encountered during the procedure.The balloon catheter passed the returned product inspection as per specification.If information is provided in the future, a supplemental report will be issued.
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It was reported that during a cryoablation procedure, the st segment was elevated after the completion of the right superior pulmonary vein (rspv) ablation.Medication was administered and the st elevation recovered.Following the next ablation, st elevation was observed again, and was able to recover.The case was completed with cryo.No further patient complications have been reported as a result of this event.
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