Patent ID: 9030444
Filing Date: 2015-05-12
Classification: A61B,G06F

Abstract:
1. A system for controlling or operating a medical device associated with a display on which medical images or control or operating elements are displayed, the system comprising: a light pointer which projects a single delimited light cursor, wherein the light pointer comprises switchable or selectable light sources of one or more wavelengths, or a wavelength modifier, as its light source, or wherein the light pointer comprises a switchable or controllable cursor-forming unit for forming the projected light cursor, the light pointer further comprising a multi-deck switch for controlling light projection, the multi-deck switch exhibiting a first triggering point for producing the light cursor, and a second triggering point for changing the light properties of the light cursor; a light detection device which is associated with the display and comprises a photosensitive surface or layer on the display for determining the presence and location and wavelength or form of the single light cursor projected by the light pointer; and a converter which converts the captured presence and location information into control or operating commands for the medical device, wherein the converter is configured to create a variety of different control or operating commands or inputs assigned to different wavelengths or different forms of the light cursor.