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Corrected information: report source.Investigation - evaluation: a review of the complaint history, drawings, device history record, documentation, instructions for use (ifu), specifications, quality control, and inspection of unused product was conducted during the investigation.The complaint device was not returned; however, a representative advance 14lp low profile balloon catheter from the same lot #7381568 was returned for evaluation.The balloon was checked for surface defects and no non-conformities were noted.The balloon inflated to 17atm without bursting.The rated burst pressure on this device is 16atm.The device measured within specifications.The catheter was inspected for defects and damage and no non-conformities were noted.The balloon length and diameter measured within specifications.A document-based investigation was performed.There is no evidence to suggest the finished product was not made to specifications.Review of the device history record of the finished product shows no nonconforming events.A review of the two sub-assembly device history records showed 15 non-conformances; however, all non-conforming product was scrapped or re-worked as appropriate, prior to completion of the final lot.There were no other reported complaints for this lot number.Based on the information provided, and the results of our investigation; the root cause has been determined to be related to patient anatomy, however, user technique and/or the use of other devices which are incompatible cannot be ruled out as contributing factors to the reported event.Per the quality engineering risk assessment, no further action is required.Appropriate personnel have been notified and monitoring will continue to be performed for similar complaints.
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