Section 180-7-109 - RECORDS OF PERIODIC SPOT-CHECKS FOR TELETHERAPY UNITSA licensee must retain a record of each periodic spot-check for teletherapy units required by 180 NAC 7-076 for three years. The record must include:
(A) The date of the spot-check;(B) The manufacturer's name, model number, and serial number of the teletherapy unit, source and instrument used to measure the output of the teletherapy unit;(C) An assessment of timer linearity and constancy;(D) The calculated on-off error;(E) A determination of the coincidence of the radiation field and the field indicated by the light beam localizing device;(F) The determined accuracy of each distance measuring and localization device;(G) The difference between the anticipated output and the measured output;(H) Notations indicating the operability of each entrance door electrical interlock, each electrical or mechanical stop, each source exposure indicator light, and the viewing and intercom system and doors; and(I) The name of the individual who performed the periodic spot-check and the signature of the authorized medical physicist who reviewed the record of the spot-check.180 Neb. Admin. Code, ch. 7, § 109
Amended effective 11/3/2020Amended effective 6/14/2023