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Investigation revealed that there was no system malfunction.It was reported that an implant was misplaced during an intra-operative case.An investigation into the case logs and comparing the placed vs.Planned images, the c7 screw shows rotation around a point, indicating a potential shift of the registration and leading the screws to be misplaced more caudally.Ultimately, misplaced implants were replaced with no adverse effects to the patient reported.This evaluation has been completed via associated case logs and there are no associated work order or part returns.The severity observed did not exceed the anticipated severity.The observed overall risk level is low, which matches the observed anticipated risk level; therefore, the overall risk of the system has been maintained and there is no further investigation required.The cause of the reported issue can be traced to user technique.
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