It was reported that a patient underwent an atrial fibrillation procedure with a preface® guiding sheath with multipurpose curve and an occlusion occurred preventing to flush it.During procedure, the pump displayed an occlusion warning.When the thermocool® smart touch¿ electrophysiology catheter was inserted, it occluded the sheath preventing to flush.This occurred inside the patient.In addition, an error 106 and 279 were displayed.The procedure was completed by exchanging catheter and sheath.There was no patient consequence.This complaint is being reported due to the potential risk to the patient.
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Concomitant bwi product: product: thermocool® smart touch¿ electrophysiology catheter, us catalog # d133601, lot # 17024440m.(b)(4).The bwi failure analysis lab received the device for evaluation.Upon receipt, the preface sheath (sheath introducer) was visually inspected and was found in normal conditions.Vessel dilator was also returned and was found in good conditions as well.Per the reported event, a microscopic visual inspection was performed over the two devices and no damages were observed.Afterwards, a dimensional testing was performed over the vessel dilator and sheath introducer and both were within specifications.In addition, the vessel dilator was introduced through the sheath introducer and no resistance/friction was experienced.Finally a lab sample smart touch was introduced through the sheath introducer and no friction was found either.The device history record (dhr) was reviewed and no anomalies were found related to this complaint.In addition, the dhr review verifies that the device was manufactured in accordance with documented specification and procedures.The customer complaint was not confirmed.Management is notified of failure analysis results using monthly complaint trend reporting.No significant trends have been identified at this time; therefore no capa activity is required.
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