The present invention relates to a device (1), in particular cosmetic, with longitudinal axis X, making it possible to supply at least one piece of information relating to a clinical sign of a body zone, in particular of the face, the device (1) comprising a data-acquisition system provided with at least one sensor (10) as well as a data-processing system (11) designed to supply said information based on signals originating from the sensor (10), the device comprising at least one injection system (2), in particular sub-cutaneous, of a cosmetic product, in particular sterile.
