Current through Register Vol. 49, No. 29, 2025
Part 4731.4465 - INSTALLATION, MAINTENANCE, ADJUSTMENT, AND REPAIR REQUIREMENTSA. Only a person specifically licensed by the commissioner, the NRC, or an agreement state shall install, maintain, adjust, or repair a remote afterloader unit, teletherapy unit, or gamma stereotactic radiosurgery unit that involves work on the source shielding, the source driving unit, or other electronic or mechanical component that could expose the source, reduce the shielding around the source, or compromise the radiation safety of the unit or the source.B. Except for low dose-rate remote afterloader units, only a person specifically licensed by the commissioner, the NRC, or an agreement state shall install, replace, relocate, or remove a sealed source or source contained in other remote afterloader units, teletherapy units, or gamma stereotactic radiosurgery units.C. For a low dose-rate remote afterloader unit, only a person specifically licensed by the commissioner, the NRC, or an agreement state or an authorized medical physicist shall install, replace, relocate, or remove a sealed source contained in the unit.D. A licensee must retain a record of the installation, maintenance, adjustment, and repair of remote afterloader units, teletherapy units, and gamma stereotactic radiosurgery units according to part 4731.4515.Minn. R. agency 144, ch. 4731, MEDICAL USE OF RADIOACTIVE MATERIAL, pt. 4731.4465
Statutory Authority: MS s 144.1202; 144.1203