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Virginia Administrative Code
Title 12. Health
Agency 5. Department of Health
Chapter 481. Virginia Radiation Protection Regulations
12/21/2024

12VAC5-481-2015. Calibration measurements of brachytherapy sources.

A. Before the first medical use of a brachytherapy source, licensees shall have:

1. Determined the source output or activity using a dosimetry system that meets the requirements of 12VAC5-481-2044;

2. Determined source positioning accuracy with applicators; and

3. Used published protocols currently accepted by nationally recognized bodies to meet the requirements of subdivision 1 and 2 of this subsection.

B. Instead of a licensee making its own measurements as required in subsection A of this section, 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 subsection A of this section.

C. A licensee shall mathematically correct the outputs or activities determined in subsection A of this section for physical decay at intervals consistent with 1.0% physical decay.

Statutory Authority

§ 32.1-229 of the Code of Virginia.

Historical Notes

Derived from Virginia Register Volume 32, Issue 24, eff. August 25, 2016.

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