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Lab date: estimated date.The device was not returned for analysis.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 identified no other similar incidents reported from this lot.There was no damage noted to the guide wire during the inspection prior to use which suggests a product quality issue with respect to manufacture, design or labeling did not contribute to the reported difficulties.Based on the limited information provided, the investigation was unable to determine a conclusive cause for the reported difficulty to advance and difficulty to remove.In this case, it is possible that the interaction between the cardiomems hf system and hi-torque command 18 guide wire caused the reported difficulties; however, this could not be confirmed.There is no indication of a product quality issue with respect to the design, manufacture, or labeling of the device.
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