Section 0400-20-07-.56 - CALIBRATION MEASUREMENTS OF BRACHYTHERAPY SOURCES(1) Before the first medical use of a brachytherapy sealed source on or after March 21, 2010, a licensee shall have:(a) Determined the source output or activity using a dosimetry system that meets the requirements of Rule 0400-20-07-.68;(b) Determined source positioning accuracy within applicators; and(c) Used published protocols currently accepted by nationally recognized bodies to meet the requirements of subparagraphs (a) and (b) of this paragraph.(2) Instead of a licensee making its own measurements as required in paragraph (1) of this rule, the licensee may use measurements provided by the source manufacturer or by a calibration laboratory accredited by the American Association of Physicists in Medicine that are made in accordance with paragraph (1) of this rule.(3) A licensee shall mathematically correct the outputs or activities determined in paragraph (1) of this rule for physical decay at intervals consistent with 1 percent physical decay.(4) A licensee shall retain a record of each calibration in accordance with Rule 0400-20-07-.99.Tenn. Comp. R. & Regs. 0400-20-07-.56
Original rule filed February 22, 2012; effective May 22, 2012.Authority: T.C.A. §§ 68-202-101 et seq., 68-202-201 et seq. and 4-5-201 et seq.