CONTROLLING AND/OR OPERATING A MEDICAL DEVICE BY MEANS OF A LIGHT POINTER

The invention relates to a system for controlling and/or operating a medical device (30) associated with a display (20; 50) on which medical images (24) and/or control and/or operating elements (21, 22, 25) are displayed, wherein the system comprises: -a light pointer (10; 40) which projects a delimited light cursor (14; 44); -a light detection device which is associated with the display and comprises a sensor (23) for determining the presence and location of the light cursor (14; 44) projected by the light pointer (10; 40); and-a converter (26) which converts the captured presence and location information into control and/or operating commands for the medical device. The invention also relates to a method for controlling and/or operating a medical device (30) associated with a display (20; 50) on which medical images (24) and/or control and/or operating elements (21, 22, 25) are displayed, wherein a delimited light cursor (14; 44) is projected onto the display (20; 50) by means of a light pointer (10; 40), wherein the presence and location on the display (20; 50) of the light cursor (14; 44) projected by the light pointer (10; 40) is detected by means of a sensor (23), and wherein the captured presence and location information is converted into control and/or operating commands for the medical device (30).