Visual analysis was performed on the returned device.The reported failure to advance and entrapment was not able to confirm as it was based on procedural circumstances.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 similar complaints reported from this lot.The investigation determined that the reported failure to advance and entrapment resulting unexpected medical intervention was likely related to circumstances of the procedure.It is likely that the failure to advance was caused by anatomical conditions which were described as calcified, and during the failed attempt to advance, the tip of the pressure wire became stuck in the lesion.There is no indication of a product quality issue with respect to the design, manufacture, or labeling of the device.
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