A surgical instrument includes an implant, which may include a cannulated pedicle screw having a screw head, a tulip connected to the screw head, an extension connected to the tulip, an ini threadedly engaged with at least one of the tulip and the extension, andor a guide wire disposed in at least one of the extension, the tulip, and the implant. A processing element is configured to receive segments of image data captured by the linear sensor array and to generate fingerprint motion data. The inventive system and method simplify the task of combining multidimensional workload measures and incorporate the interaction with other workload units in the system by assessing the impact on both a donor and a recipient computer systems’ expiration dates. When in the form of two phenyl rings connected by an alkylene bridge, there is either one imino group or one amino group on each phenyl ring. The control device is connected to a second terminal of the maintain capacitor.