Abstract: Device for treatment of a part of a human or animal body, including: treatment dose delivery means enabling treatment doses to be delivered to the human or animal body, mapping means enabling a zone or a volume of the body to be treated to be mapped and spatially defined in a predefined frame of reference and in a form of mapping data, localisation means enabling the instantaneous position of the treatment dose delivery means outlet to be localised in the form of localisation data in the frame of reference, electronic control means, which, are suitable for recording the mapping data of at least one zone or one volume of the body to be treated, acquired with the help of the mapping means, and which, enable a treatment to be controlled by using, during the course of the treatment, at least the mapping data and the localisation data.