Abstract: A command communication facility is described. The command communication facility includes a sensor unit for detecting a movement of an operator; a fixing unit for securing the sensor unit to the operator; an evaluation unit for evaluating the detected movement of the operator and for identifying a command based upon the detected movement; and a command communication unit for transmitting a control command to a medical facility that is to be operated based upon the identified command. A command communication system is also described. An operating system is also described. A command communication method is also described.