It was reported from (b)(4) that the saw blade device had possible oxidation (black butt on tip).During in-house engineering evaluation, it was determined that the saw blade had black discolorations and damaged dents.This event did not occur during surgery.There was no patient involvement.There were no reports of injuries, medical intervention or prolonged hospitalization.All available information has been disclosed.If additional information should become available, a supplemental medwatch will be submitted accordingly.
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