Examination of the returned instrument confirms damage to the threaded tip.Based on the evidence present the root cause is attributed to heavy use / use error.The impactor appears to have been used when not threaded into the mating cup as intended.Based on the investigation, the need for corrective action is not indicated.Continue to monitor via sep-419.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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