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(b)(4).During processing of this complaint, attempts were made to obtain complete event, patient and device information.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 of the reported lot did not indicate a lot specific quality issue.The investigation determined the reported difficulties were likely due to interactions with the anatomy.There is no indication of a product quality issue with respect to the design, manufacture, or labeling of the device.
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It was reported that the procedure was to treat a heavily calcified lesion.An ht command guide wire was advanced to the lesion; however, it failed to cross due to the anatomy.After several attempts to cross the tip became weak and bent.There was resistance removing the device.Another unknown guide wire was advanced; however, this too failed to cross and the procedure was aborted.There was no clinically significant delay in the procedure and no adverse patient effects.No additional information was provided.
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