The device used in treatment was returned for evaluation.Visual inspection of the returned device confirms that the device has signs of wear and tear from use.Functional evaluation of the returned device confirms that the driver is worn out and is slightly curved and out of shape where it engages with t handle which might be the reason for failure.According to clinical/medical investigation, the complaint reports that a trigen t handle kept disengaging from a long hex-driver.After multiple attempts and trying other handles the surgeon chose to abandoned the seating screw and closed the wound.The impact to the patient cannot be determined with the limited information.It is unknown how much of a delay was incurred during this issue.Smith and nephew has not received adequate materials to fully evaluate the complaint, but if additional clinically relevant materials are later received, then the case may be re-opened for further evaluation.A review of the manufacturing records did not reveal any manufacturing or material abnormalities that could have caused or contributed to the reported incident.A review of complaint history for the listed part revealed no prior complaints for the part/lot combination.At this time, we have no reason to suspect that the product failed to meet any product specifications at the time of manufacture.The device is a reusable device that can be exposed to numerous surgeries and cleaning cycles.Probable causes that could contribute to the reported event, as reusable instruments are susceptible to damage from prolonged use and through misuse or rough handling.To avoid compromised performance or damage, it is recommended the device be inspected prior to and after each use and cleaning.We recommend that all re-usable instruments be routinely inspected for wear/damage and replaced as necessary.A review of risk management files and the instructions for use found that the reported failure was documented appropriately.Based on this investigation, the need for corrective action is not indicated.Should additional information be received, the complaint will be reopened.No further actions are being taken at this time.We consider this investigation closed.Credit will be issued for the device.
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