Apparatus for recording, transmission or reproduction of sound, data or images; testing apparatus for checking electronic and optical apparatus for functionality; optical apparatus and equipment, namely, optical lenses, cables for electric and optical signal transduction, optical transmitter, optical receiver for use by surgeons when performing computer assisted surgery instruments for determining the three-dimensional position of a point for use by surgeons when performing computer assisted surgery, trackers for position measuring of patients and surgical instruments for use by surgeons when performing computer assisted surgery; optical condensers and correcting lenses; computer software for evaluating digital images; data processing software; software for three-dimensional image manipulation; lasers for scientific and industrial use; measuring, metering, orientation, calibration, detection and monitoring instruments, devices and regulators, namely, instruments, devices and regulators for surgical navigation, surgery planning, positioning and localization of anatomical structures and of patients; microscopes for scientific and medical use; operating microscope stands; optical and electronic data carriers storing software or data for use with surgical navigation systems; probes for scientific purposes

Endoscopes for medical, diagnostic, therapeutic and surgical purposes; probes for medical and surgical use; connected probes for medical diagnosis; probes for use with integrated circuits, for medical purposes; magnetic resonance imaging and spectroscopy apparatus for medical purposes; apparatus for the application of laser beams for medical purposes; apparatus and installations for the production of x-rays, for medical purposes; apparatus for analyzing images for medical purposes, namely, instruments for analyzing x-ray negatives or for analyzing digital three-dimensional images; apparatus for producing ultrasound waves for medical application; laser light treatment apparatus for medical purposes; optical or electromagnetic diagnostic imaging and measuring apparatus for medical purposes; light sources for electronic endoscopes for medical purposes, namely, lasers for endoscopic measuring and navigation; lasers, including by means of optical fibers, for medical purposes; medical equipment, in particular medical imaging apparatus; diagnostic and testing apparatus for medical purposes for the diagnosis and testing of diseases by endoscopy or based on three-dimensional image data; measuring instruments adapted for surgical navigation of surgical instruments for use by surgeons for the performance of surgery; optical instruments for medical endoscopy; optical scanners for medical inspection purposes; medical equipment, namely, computed tomography (CT) apparatus; tools for veterinary diagnostics, namely, tools for the diagnosis of diseases by endoscopy or based on three-dimensional image data

Maintenance and servicing of medical equipment; repair or maintenance of medical machines and apparatus