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The bwi product analysis lab received the device for evaluation on 01-apr-2024.The device evaluation was completed on 05-apr-2024.The device was returned to biosense webster for evaluation.Visual inspection and functionality test of the returned device were performed following bwi procedures.Visual inspection was performed and a hole was observed on the pebax surface with reddish material inside.Then, the temperature and impedance test was performed and the device was found working correctly.No temperature or impedance issues were observed.A manufacturing record evaluation was performed for the finished device, and no internal action was found during the review.The reddish material inside the pebax could be related to the temperature issue reported by the customer; therefore, the customer complaint was confirmed.The potential cause of the damage on the pebax could be related to the usage of the device during procedure; however, this cannot be conclusively determined.The instructions for use contain the following warning stated in the carto 3 system manual: if the radiofrequency (rf) generator does not display temperature, verify that the appropriate cable is plugged into the rf generator.The instructions for use contain the following warning: when cleaning the tip electrode, be careful not to twist the tip electrode with respect to the catheter shaft; twisting may damage the tip electrode bond and loosen the tip electrode or may damage the contact force sensor.In addition, to prevent damage to the catheter tip, use the insertion tube supplied with the catheter to advance or retract the catheter through the hemostasis valve of the sheath.After insertion, slide the insertion tube back toward the handle.As part of biosense webster's quality process, all devices are manufactured, inspected, and released to approved specifications.This product issue will be addressed through bwi's quality system.Manufacturer¿s reference number: (b)(4).
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It was reported that a patient underwent an ablation procedure with a thermocool® smart touch¿ electrophysiology catheter for which biosense webster¿s product analysis lab (pal) identified a hole on the pebax surface.Temperature issue reported as no temperature available.No patient consequence.The biosense webster, inc.Product analysis lab received the device for evaluation and per the evaluation completion on 05-apr-2024, a hole was observed on the pebax surface with reddish material inside.This event was originally considered non-reportable, however, bwi became aware of a hole on the pebax surface on 05-apr-2024 and have assessed this returned condition as reportable.
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