10 Medical devices, namely, drill systems, imaging systems, and probe systems using optics for detecting a distance to arteries, nerves, and internal organs, all of the aforesaid not in the nature of orthopedics; dental devices, namely, implantology surgical drill units, drills, dental intra-oral imaging sensors, dental probe systems utilizing optical fibers for detecting a distance to arteries, nerves, and internal organs; accessories for medical devices, namely drill bits, devices for measuring wounds, all of the aforesaid not in the nature of orthopedics; accessories for dental devices, namely, drill bits, dental burs