Records of teletherapy, remote afterloader, and gamma stereotactic radiosurgery full calibrations.

(a) A licensee shall maintain a record of the teletherapy unit, remote afterloader unit, and gamma stereotactic radiosurgery unit full calibrations required by §§ 35.632, 35.633, and 35.635 for 3 years. (b) The record must include— (1) The date of the calibration; (2) The manufacturer's name, model number, and serial number of the teletherapy, remote afterloader, and gamma stereotactic radiosurgery unit(s), the source(s), and the instruments used to calibrate the unit(s); (3) The results and an assessment of the full calibrations; (4) The results of the autoradiograph required for low dose-rate remote afterloader units; and (5) The signature of the authorized medical physicist who performed the full calibration.