Internal file number: (b)(4).Correction: the device was initially reported as returning for analysis, but has now been reported as not returning because it was discarded at the account.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 incidents from this lot.As there was no damage noted to the guide wire during the inspection prior to use, the investigation determined the reported difficulties appear to be related to circumstances of the procedure as it is likely that during use inadvertent mishandling resulted in the reported detachment.There is no indication of a product quality issue with respect to manufacture, design or labeling.
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