Asr claim and medical records received.After review of medical records patient was revised to addressed painful left hip with metal on metal bearing with trunnion metallosis that most likely cause of the irritation.Mri showed a large cyst like lesions compatible with the metal on metal bearing.There was not an abnormal amount of wear, although there were some small burnished marks on the femoral head.The trunnion was quite coated with a thick black residue.Acetabular cup was solidly fixed, lightly burnished but not scratched.Doi: (b)(6) 2006.Dor: (b)(6) 2014, left hip.
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Product complaint # (b)(4).Investigation summary: no device associated with this report was received for examination.The information received will be retained for potential series investigations if triggered by trend analysis, post market surveillance, or other events within the quality system.Depuy considers the investigation closed.Should additional information be received, the information will be reviewed, and the investigation will be re-opened as necessary.Device history lot: the product investigation found no evidence suspecting an error in the material, manufacturing, inspection or sterile processing that would be a contributing factor in the reported allegation(s).A manufacturing records evaluation (mre) was not performed.
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