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The customer reported that the doctor was using the burr at highest speed and felt it was not cutting the bone as efficiently as the oem, comparing it to using a butter knife.During the investigation, the received device was microscopically inspected for nonconformities per internal procedure, and it was observed that there was damage to the tip of the burr; it was slightly chipped and observed to be dull.The reported issue was confirmed, and the exact root cause could not be determined; a potential root cause of the reported issue was due to damage sustained during use.No report of any patient injury or adverse event was received.There were no reports of death, serious injury, medical intervention, or follow up care.It has been determined that the reported event could cause or contribute to serious injury if it were to occur again.In an abundance of caution, this is a reportable event.If additional information becomes available this report will be reopened and reevaluated.This medical device report (mdr) is being submitted as part of retrospective review activities, which include review of historical data in accordance with regulations at 21 cfr part 803.The information included in this mdr reflects the information reasonably known to the manufacturer at the time of this retrospective review and submission.
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