The associated devices were returned and evaluated.A visual inspection of the returned devices confirmed the stated failure modes.The drill is bent, rendering it inoperable.It also has numerous score marks from excessive use.The tube on the drill sleeve is loose, rendering it inoperable.The devices were manufactured in 2005 and 2016 and exhibit signs of extensive wear/usage.A review of complaint history for the drill did not reveal additional complaints for the listed batch.A review of the manufacturing records for the drill did not reveal a manufacturing abnormality that could have caused or contributed to the reported incident.At this time, we have no reason to suspect that the product failed to meet any product specifications at the time of manufacture.We recommend that all reusable instruments be routinely inspected for wear and damage and replaced as necessary.Based on this investigation, the need for corrective action is not indicated.Should additional information be received, the complaints will be reopened.No further investigation is warranted for these complaints; however, we will continue to monitor for future complaints and investigate as necessary.We consider this investigation closed.
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