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 atrial fibrillation (afib) ablation procedure with a carto® 3 system and they noticed black char on the inside of the connector and the inside of the port.It was reported that there were erratic temperature readings on the ngen generator when the catheter was connected to the patient interface unit (piu).Caller disconnected the catheter cable from the piu and they noticed some water in the connector of the cable and the port on the piu.The cable was replaced and there were no temperature readings on the ngen generator.When the cable was disconnected from the piu, they noticed black char on the inside of the connector and the inside of the port.Caller swapped out the piu and the location pad and continued the procedure.Caller confirmed there was some "moisture" visible in 20 pole b port on the piu.Caller stated it appeared when flushing the smartablate tubing, the port on the tubing was facing the piu and it may have caused some water damage.The ablation catheter was never used for ablation.Erratic temperatures were noticed while it was outside the body.
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