(b)(4).Evaluation summary: the device was returned for analysis.Visual inspections were performed on the returned device.The tip separation was confirmed.The prolapsed tip could not be replicated in a testing environment as it was based on operational circumstances.It should be noted the hi torque guide wires instructions for use states: do not allow the guide wire tip to remain in a prolapsed condition.Do not push, auger, withdraw or torque a guide wire that meets resistance.The investigation determined the reported difficulties appear to be related to circumstances of the procedure.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.Based on the information reviewed, there is no indication of a product quality issue with respect to the design, manufacture, or labeling of the device.
|