10 surgical scopes; surgical illumination devices, namely, light sources, fibre optic illuminators, LED illuminators, light conduit, and spotlighting devices used to illuminate exposed tissue area; imaging devices for medical procedures, namely, video microscopes, digital microscopes, exoscopes, external scopes, external surgical cameras and lens assembly, optical coherence tomography imaging systems, hyperspectral imaging systems, fluorescence imaging systems, multispectral camera systems; medical and surgical robots; surgical device positioners, namely, semi-autonomous robotic positioning systems for positioning surgical optics devices; surgical instruments for training purposes; surgical tracking systems comprised of computer hardware and software, image display screens and video cameras that track the location of a patient and surgical instruments during surgery