Additional information: d10.H3, h6: the device, used in treatment, was not returned for evaluation and the reported event could not be confirmed.The clinical/medical investigation concluded that, per the provided complaint form, the sales rep.Provided the portion of the operative report that confirmed the unipolar head and sleeve punched off stem and the surgeon¿s debridement of the infected tissue and the removal and replacement of the tandem unipolar sleeve and head from the existing construct.However, per subsequent e-mail, no further clinical information will be provided.Consequently, the root cause of the reported infection cannot be determined.Therefore, the impact to the patient beyond that which has already been reported cannot be determined.Should any additional medical information be provided, this compliant will be re-assessed.A review of the manufacturing records did not reveal a manufacturing abnormality that could have caused or contributed to the reported incident.A review of complaint history did not reveal additional complaints for the listed batch.A review of the risk management file and instructions for use documents revealed this failure mode was previously identified.A review of the sterilization records revealed the batch was sterilized within normal parameters.At this time, we have no reason to suspect that the product failed to meet any product specifications at the time of manufacture.Possible causes could include but not limited to contamination, patient reaction, and post-operative healing issue.Based on this investigation, the need for corrective action is not indicated.Without the return of the actual product involved, our investigation could not proceed.Should the device or additional information be received, the complaint will be reopened.No further investigation is warranted for this complaint; however, we will continue to monitor for future complaints and investigate as necessary.We consider this investigation closed.
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