The present invention provides a TDP therapeutic instrument, belonging to the field of radiation therapy by employing light. For the problems that, for a current TDP therapeutic instrument, a single magic lamp cannot meet a user demand with a wide lesion range, the user needs to pay attention to a distance between the user himself and the magic lamp at any time and is not convenient to move, and the TDP therapeutic instrument is single in function, the TDP therapeutic instrument comprises an internal circuit and a housing, the housing is internally provided with a cavity, the internal circuitis located in the cavity, a plurality of magic lamps and electromagnets are fixedly arranged at one side, close to the user, of the housing, a soft quality layer is arranged at the external portion ofone side, close to the user, of the housing, and a magnet is fixedly arranged in the soft quality layer; and on-off of the internal circuit is controlled by a relay, a distance between the soft quality layer and the housing, the magic lamps are provided with independent switches.