(b)(6).The product was returned with the membrane completely unfolded with no blood visible on the catheter.A catheter tubing kink was observed near the y-fitting at approximately 76.5cm from the iab tip.The evaluation confirms the presence of a kink as an as analyzed failure.However, we are unable to conclusively determine when this kink may have occurred.Therefore, the root cause for the kink is impossible to define.A device and lot history record review was completed for the reported product.No nonconformances were found that are considered to be related to the event.(b)(4).
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