1. An apparatus comprising: an input device for selection of medical images for representation on a large display, the input device being operable to: select an image configuration from a plurality of image configurations for display on the large display, the selected image configuration including a plurality of images combined and arranged according to requirements of a medical examination or a treatment associated with the selected image configuration, and for display on the large display, and a graphics controller comprising: a plurality of inputs each connected to a respective one of a plurality of external video sources, and an adaptation device that compiles an image from the plurality of inputs according to the selected image configuration and transmits a corresponding image signal to the large display, wherein the input device is further operable to transmit the selected image configuration to the graphics controller upon selection at the input device, wherein the input device is operable to adapt the selected image configuration based on user input, wherein the input device includes criteria that must be satisfied to permit the adaptation of the image configuration by the user, the adaptation of the image configuration comprising moving one or more images of the plurality of images within the selected image configuration, separating a portion of an image of the plurality of images and moving the portion of the image, separating and removing the portion of the image, or combining images of the plurality of images, the criteria being one or more pre-determined rules that define permissible adaptations, wherein the input device is configured to determine whether the adaptation is permitted under the one or more pre-determined rules of the criteria, and prevent the adaptation when the adaptation is not permitted under the one or more pre-determined rules of the criteria, wherein the selected image configuration comprises one or more elements defined as essential, wherein the input device is configured to prevent removal of the one or more elements defined as essential within the selected image configuration, and wherein the one or more elements defined as essential comprise ECG data.