A. Mechanical Tests
- 1. Patient support assembly motions,
- 2. Gantry angle indicators,
- 3. Optical distance indicators,
- 4. Alignment lights,
- 5. Congruence of radiation beam and light field,
- 6. Accuracy of field size indicators,
- 7. Mechanical isocenter-gantry and collimator,
- 8. Mechanical interlocks.
B. Radiation Beam Tests
- 1. Machine operating parameters,
- 2. Dose per monitor unit for x-ray and electron beams,
- 3. Dose per degree for moving beam therapy,
- 4. Radiation isocenter,
- 5. Flatness and symmetry,
- 6. Wedge transmission factors,
- 7. Shadow tray transmission factors,
- 8. Energy check on central axis,
- 9. Radiation output versus field size.
C. Control Panel Checks
- 1. Radiation “ON” condition,
- 2. Indicator lamp check,
- 3. Computer control of accelerator,
- 4. Interlock display,
- 5. Digital display,
- 6. Analog display,
- 7. Status display,
- 8. Reset display.
D. Facility Checks
- 1. Patient audio-visual communication,
- 2. Entrance door interlock,
- 3. Warning lights,
- 4. Emergency off button.
E. Dose Output Check
- 1. Each registrant shall use the services of a third party authorized medical physicist or third party TLD system to verify the accelerator’s radiation output every two years.
- 2. If the output check is not within plus or minus 5 percent of the calibrated output, the accelerator shall be recalibrated and the discrepancy investigated.
- 3. Records of output checks shall be maintained for three years.
F. Patient Dosimetry Calculation Checks
- 1. Calculation of patient treatment times,
- 2. Computer calculation of patient treatment times.
The Department shall inspect a particle accelerator, used in the practice of medicine, before its initial use to treat human disease.
Appendix A. Quality Control Program
Historical Note
New Article 9, Appendix A recodified from 12 A.A.C. 1, Article 9, Appendix A, 24 A.A.R. 813, effective March 22, 2018 (Supp. 18-1).
Historical Note
New Section R9-7-914 recodified from R12-1-914 at 24 A.A.R. 813, effective March 22, 2018 (Supp. 18-1).