Surgical information systems for identifying the positions of surgical instruments relative to anatomical objects during surgery comprising downloadable computer software; computer hardware; electromagnetic and optical tracking devices in the nature of trackers for tracking the location of surgical instruments

surgical instruments in the nature of surgical staplers, surgical cutters, surgical electrocautery instruments, surgical graspers

downloadable computer software for surgical planning; and downloadable computer software for identifying the positions of surgical instruments relative to anatomical objects during surgery

surgical instruments in the nature of surgical staplers, surgical cutters, surgical electrocautery instruments, surgical graspers