Patient was revised to address stem loosening, cup malpositioning and osteolysis.A small fracture by the calcar was also reported.Doi: (b)(6) 2009, dor: (b)(6) 2014 (left hip).The devices associated with this report were not returned.A review of the device history records for the 2759874 lot code did not reveal any related manufacturing deviations or anomalies.A complaint database search finds no other reported incidents against the remaining product and lot combinations.Requests for additional investigational inputs were made in accordance with wi-7915 appendix a.X-rays were provided and reviewed by the depuy engineering team.The investigation could not verify or identify any product contribution to the reported event with the information provided.Based on the inability to identify root cause, the need for corrective action was not indicated.Depuy considers the investigation closed.Should additional information be received, the information will be reviewed and the investigation will be re-opened as necessary.
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