Medical workstation for treating a living being by means of a medical instrument , comprising: - at least one robot arm , which comprises a plurality of links connected by joints, drives for moving the links and a securing device which is provided with the medical instrument for treating the living being , - at least one control device coupled to the drives, which is configured to generate signals for controlling the drives, so that the securing device executes movements assigned to the signals, - a display device coupled to the control device for displaying at least one image of the treatment area of the living being taken during the treatment of the living being , - an input device , by means of which an area in the image can be marked, wherein the control device is configured in an operating mode due to the marked area to automatically calculate a movement of the robot arm and to control the drives of said robot arm accordingly so that by means of this robot arm the medical instrument automatically treats the area of the living being which is assigned to the marked area , and - an operating console coupled to the control device , which operating console has a manual input device coupled to the control device , wherein the control device in a further operating mode generates the signals on the basis of a manual movement of the input device so that the robot arm performs a telemanipulated movement corresponding to the manual movement, characterised in that in the medical workstation at least one of the manual input devices is designed to be switchable, so that said input device can be used in the further operating mode for telemanipulated movement and in the operating mode for marking the area . - at least one robot arm , which comprises a plurality of links connected by joints, drives for moving the links and a securing device which is provided with the medical instrument for treating the living being , - at least one control device coupled to the drives, which is configured to generate signals for controlling the drives, so that the securing device executes movements assigned to the signals, - a display device coupled to the control device for displaying at least one image of the treatment area of the living being taken during the treatment of the living being , - an input device , by means of which an area in the image can be marked, wherein the control device is configured in an operating mode due to the marked area to automatically calculate a movement of the robot arm and to control the drives of said robot arm accordingly so that by means of this robot arm the medical instrument automatically treats the area of the living being which is assigned to the marked area , and - an operating console coupled to the control device , which operating console has a manual input device coupled to the control device , wherein the control device in a further operating mode generates the signals on the basis of a manual movement of the input device so that the robot arm performs a telemanipulated movement corresponding to the manual movement, characterised in that in the medical workstation at least one of the manual input devices is designed to be switchable, so that said input device can be used in the further operating mode for telemanipulated movement and in the operating mode for marking the area . <EOS>