(b)(4.) information was received from a foreign source who is not required to complete form 3500a.Evaluation of the returned instrument noted scratches on the top and bottom indicating use; thread damage was noted where the product clamps into place, with some discoloration was found on the device sides.The 3.0mm and 2.4mm holes were not found to be worn or mis-shapen during visual exam.Device history record reviews found lot conformed at the time of manufacture as part of this investigation the lot was re-reviewed and found conforming.The wire grippers were also evaluated by dimensional analysis, hardness test and functional tests.Device met print specifications and was noted to be roughly 1.5 years old.It is unknown how many times the device was used.The device is used for treatment.The root cause of the complaint is normal wear to the device over its 1.5 year lifetime.This mdr was identified during an internal retrospective review to meet reporting requirements and therefore is being filed retrospectively.
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