(b)(4).The reported event is confirmed.As returned cut guide exhibits signs of repeated use (nicked and gouged).7 of the 9 holes inspected were found conforming, 2 were not.There are burrs in the ends of the cutting slot.Device history record (dhr) was reviewed and no discrepancies relevant to the reported event were found.Review of the complaint history determined that no further action is required.The instrument was manufactured in may 2007, with a potential of 9 years in use.The most probable cause for deformation of the pin holes is normal wear and tear.No corrective actions, preventive actions, or field actions resulted after investigation of this event.If any further information is found which would change or alter any conclusions or information, a supplemental will be filed accordingly.Zimmer biomet will continue to monitor for trends.
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