In a scientific publication, zhang zeng 2017, "a retrospective analysis of the intertan nail and proximal femoral nail anti-rotation in the treatment of intertrochanteric fractures in elderly patients with osteoporosis: a minimum follow-up of 3 years" it was revealed that the patient presented a non-union a medical intervention was required.
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It was reported from a literature study that the patient presented a non-union and a medical intervention was required.The affected device, used in treatment, was not returned for evaluation.Therefore a product analysis could not be performed.As device information was not made available, device history record and complaint history review cannot be completed.There is no information that would suggest the device failed to meet specifications.A relationship, if any, between the device and the reported incident could not be corroborated.No medical documents were received for investigation.Therefore no medical assessment can be performed at this time.Without the return of the actual product involved and no patient medical records available, our investigation of this report is inconclusive.Based on this investigation, the need for corrective action is not indicated.Possible causes could include but are not limited to abnormal loading of limb, abnormal motion over time, patient anatomy or post-operative healing issue.No further investigation is warranted for this complaint; however smith and nephew will continue to monitor for future complaints and investigate as necessary.Should the device or additional information be received, the complaint will be reopened.We consider this investigation closed.
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