It is inter alia disclosed to perform at least one of operating an interaction process with a user of the medical apparatus and determining, based on a representation of at least one instruction given by the user, at least one instruction operable by the medical apparatus. Therein, the at least one of the operating and the determining at least partially depends on operational data. It is further disclosed to receive modification information for modifying at least a part of the operational data, wherein the modification information is at least partially determined based on an analysis of a representation of at least one instruction given by the user.