Nevada Administrative Code
Chapter 459 - Hazardous Materials
RADIATION CONTROL
X-Rays in the Healing Arts
Section 459.5934 - Electronic brachytherapy devices: Spot checks

Universal Citation: NV Admin Code 459.5934

Current through December 31, 2024

1. A registrant shall ensure that a program is in place to perform spot checks on each electronic brachytherapy system:

(a) At the beginning of each day during which the system will be used;

(b) Each time the system is moved to a new room or site; and

(c) After the installation of an X-ray tube.

2. The spot check must ensure the following components are operating properly:

(a) The indicator lights for radiation exposure on the electronic brachytherapy system and on the control console or any other assembly approved by the Division;

(b) The viewing and intercom systems in each facility, if applicable;

(c) The radiation monitors, if applicable; and

(d) The integrity of all cables, catheters or parts of the system that carry high voltages.

3. A spot check of the dosimetry of a system must include a check which indicates that the output of the X-ray source is within 3 percent of the expected value, including, as appropriate:

(a) Output as a function of time;

(b) Output as a function of a setting on a monitor chamber;

(c) Verification of the consistency of the dose distribution to within 3 percent of that found during calibration;

(d) Validation of the operation of methods of positioning to ensure that the treatment dose exposes the intended location within 1 millimeter; and

(e) Inspection of all treatment components for imperfections on the day of use.

4. A registrant shall retain a record of each spot check for at least 3 years. The record must include:

(a) The date of the spot check;

(b) The name of the manufacturer, model number and serial number of the electronic brachytherapy system checked;

(c) Notations which indicate the operability of radiation monitors, indicator lights for source exposure, viewing and intercom systems, applicators, source transfer tubes, transfer tube-applicator interfaces and the accuracy of source positioning, as applicable; and

(d) The name and signature of the person who performed the spot check.

Added to NAC by Bd. of Health by R185-08, eff. 5-7-2010; A by R021-18A, eff. 12/18/2019

NRS 459.201

Disclaimer: These regulations may not be the most recent version. Nevada may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
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