A licensee must maintain a record of the teletherapy unit, remote afterloader unit, and gamma stereotactic radiosurgery unit full calibrations required under parts 4731.4469 to 4731.4471 for three years. The record must include:
the model number and serial number of the teletherapy, remote afterloader, and gamma stereotactic radiosurgery unit;
the model number, serial number, and identity of the source instruments used to calibrate the units;
29 SR 755
March 12, 2009
Official Publication of the State of Minnesota
Revisor of Statutes