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246-240-266  <<  246-240-269 >>   246-240-272

PDFWAC 246-240-269

Calibration measurements of brachytherapy sources.

(1) Before the first medical use of a brachytherapy source on or after March 9, 2006, a licensee shall have:
(a) Determined the source output or activity using a dosimetry system that meets the requirements of WAC 246-240-366(1);
(b) Determined source positioning accuracy within applicators; and
(c) Used published protocols currently accepted by nationally recognized bodies to meet the requirements of (a) and (b) of this subsection.
(2) A 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 subsection (1) of this section.
(3) A licensee shall mathematically correct the outputs or activities determined in subsection (1) of this section for physical decay at intervals consistent with one percent physical decay.
(4) A licensee shall retain a record of each calibration in accordance with WAC 246-240-599.
[Statutory Authority: RCW 70.98.050. WSR 07-14-131, § 246-240-269, filed 7/3/07, effective 8/3/07; WSR 06-05-019, § 246-240-269, filed 2/6/06, effective 3/9/06.]
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