Medical apparatus, equipment and instruments, namely, otoscopes, surgical instruments and apparatus, microscopes for medical examination, lights for medical examination; Frenzel goggles, namely, medical device for the medical evaluation of involuntary eye movement; noninvasive transtympanic pressure device, namely, medical device for delivering air pressure pulses into the ear canal; video-oculography device, namely, medical apparatus for performing oculographic analysis composed of goggles w...