The hardware investigation has begun but it has not been completed at this time.When the investigational analysis has been completed, a supplemental 3500a report will be submitted.This report is being submitted pursuant to the provisions of 21 cfr, part 803.This report may be based on information which has not been investigated or verified prior to the required reporting date.This report does not reflect a conclusion by biosense webster inc., or its employees that the report constitutes an admission that the product, biosense webster inc., or its employees caused or contributed to the potential event described in this report.If information is obtained that was not available for the initial report, a follow-up report will be filed as appropriate.If additional information is received regarding this event, a supplemental 3500a report will be submitted to the fda.Manufacturer's ref.# (b)(4).
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It was reported that a patient underwent an atrioventricular nodal reentrant tachycardia (avnrt) ablation procedure with a carto® 3 system and a map shift issue occurred.They had a map shift without error.They then did the map again.There was a 5 minutes delay and the case completed.There was no patient consequence.Device evaluation details: an investigation was initiated by the manufacturer to investigate the issue.It was found that the issue is related to system engineering (se) defect.The defect is being handled per defect management process.The history of customer complaints reported during the last year and associated with carto 3 system # 10320 was reviewed.No similar additional complaints were found.A manufacturing record evaluation was performed for system 10320, and no internal action related to the reported complaint condition were identified.If additional information is received regarding this event, a supplemental 3500a report will be submitted to the fda.Manufacturer's ref.# (b)(4).
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