Radiotherapy auxiliary marking device

The utility model discloses a radiotherapy auxiliary marking device which comprises a limiting frame, an identification plate is fixedly installed on the inner wall of the limiting frame, a plurality of sets of indicating lamps are installed at the bottom of the identification plate in an embedded mode, two sets of lifting bases are fixedly installed on one side of the limiting frame, and supporting bases are movably installed at the bottoms of the lifting bases. A connecting base is arranged at the bottom of the supporting base, and an electric telescopic rod is fixedly installed on the inner bottom wall of the connecting base. By means of combined irradiation of the multiple sets of indicator lamps, limbs of a patient lying on the sickbed can be irradiated, then marking work on the surfaces of the limbs is assisted, flexible irradiation marking work can be conducted on the surfaces of the limbs through the multiple sets of indicator lamps, and in cooperation with the use mode of lifting adjustment, the work