The device, used in treatment, was not returned for evaluation and the reported event could not be confirmed.At this time, we have no reason to suspect that the product failed to meet any product specifications at the time of manufacture.Our clinical/medical team noted: based on the limited information provided and without the return of the device for evaluation the root cause of the reported stem subsidence, movement and infection cannot be determined.The pain experienced by the patient was likely due to the stem subsidence and any leg length discrepancy created.Without the lab results, surgical findings, or medical documents the root cause of the reported infection cannot be definitively concluded.The impact to the patient beyond the revision cannot be concluded.Should additional information become available this issue can be re-elevated.No further clinical assessment is warranted at this time.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 warranted for this complaint; however we will continue to monitor for future complaints and investigate as necessary.
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