Arizona Administrative Code
Title 9 - HEALTH SERVICES
Chapter 7 - DEPARTMENT OF HEALTH SERVICES - RADIATION CONTROL
Article 7 - MEDICAL USES OF RADIOACTIVE MATERIAL
Section R9-7-738 - Periodic Spot-checks for Remote Afterloader Units

Universal Citation: AZ Admin Code R 9-7-738

Current through Register Vol. 30, No. 38, September 20, 2024

A. A licensee authorized to use a remote afterloader unit for medical use shall perform spot-checks of each remote afterloader facility and on each unit:

1. Before the first use of a high dose-rate, medium dose-rate, or pulsed dose-rate remote afterloader unit on a given day;

2. Before each patient treatment with a low dose-rate remote afterloader unit; and

3. After each source installation.

B. A licensee shall perform the measurements required by subsection (A) in accordance with written procedures established by an authorized medical physicist. That individual need not actually perform the spot-check measurements.

C. A licensee shall have an authorized medical physicist review the results of each spot-check within 15 days. The authorized medical physicist shall notify the licensee as soon as possible in writing of the results of each spot-check.

D. To satisfy the requirements of subsection (A), spot-checks shall, at a minimum, assure proper operation of:

1. Electrical interlocks at each remote afterloader unit room entrance;

2. Source exposure indicator lights on the remote after-loader unit, on the control console, and in the facility;

3. Viewing and intercom systems in each high dose-rate, medium dose-rate, and pulsed dose-rate remote after-loader facility;

4. Emergency response equipment;

5. Radiation monitors used to indicate the source position;

6. Timer accuracy;

7. Clock (date and time) in the unit's computer; and

8. Decayed source activity in the unit's computer.

E. If the results of the checks required in subsection (D) indicate the malfunction of any system, a licensee shall lock the control console in the off position and not use the unit except as may be necessary to repair, replace, or check the malfunctioning system.

F. A licensee shall retain a record of each spot-check required by subsections (A) and (D) for three years from the date of the procedure, and a copy of the procedures required by subsection (B) until licensee terminates all medical activities involving the afterloader unit.

Disclaimer: These regulations may not be the most recent version. Arizona 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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