A visual inspection was performed on the returned device.The balloon folds were tightly folded.The stent was not returned; thus, confirming the reported stent dislodgement.There were balloon crimped marks observed between the balloon markers, suggesting that the stent was originally positioned correctly and securely at the time of manufacture.A review of the lot history record identified no manufacturing nonconformities issued to the reported lot that would have contributed to this event.Additionally, a review of the complaint history did not indicate a lot specific quality issue.A conclusive cause for the reported stent dislodgement prior to use could not be determined.There is no indication of a product quality issue with respect to the design, manufacture or labeling of the device.Na.
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