South Carolina Code of Regulations › Chapter 61 - DEPARTMENT OF HEALTH AND ENVIRONMENTAL CONTROL › Subchapter 61-64 - X-Rays (Title B) › Part IV - USE OF X-RAYS IN THE HEALTH PROFESSIONS › Appendix 61-64.IV.F - Minimum Criteria for Performance Tests

Current through Register Vol. 48, No. 6, June 28, 2024
The following items must be tested. Each item tested must
				  include an indication of Pass/Fail, Compliant/ Non-compliant, as required by
				  RHB 2.8.3.6. Each record of
				  equipment performance testing shall be legible and include company name,
				  service person name, and the date of the test, and all applicable requirements
				  of RHB 2.8.3.6.5.
MEDICAL RADIOGRAPHIC (Including veterinary facilities)
1. Half-value layer (HVL) (4.3.5)
2. X-ray field/light field alignment (4.7.1.3, 4.8.4)
3. Exposure reproducibility (4.7.5)
4. mA/mAs linearity (4.7.7)
5. kVp accuracy (4.7.6)
6. Timer reproducibility and accuracy (4.7.4.2.6,
				  4.7.6)
7. X-ray beam/image receptor centering (4.7.1.7)
8. Collimator light illuminance (4.7.8)
9. Actual vs. indicated collimator field sizes (4.7.1.5,
				  4.8.6)
10. Positive beam limitation function, if operable
				  (4.7.12)
11. Visual and audible indication of exposure
				  (4.7.4.2.3)
12. Minimum field size (4.7.14)
13. Patient exposure at skin entrance, for most common exams
				  clinically performed at the facility to include the source-to-image receptor
				  distance (SID) used. If at least one of these exams is not represented in
				  Appendix D, an exam type listed in Appendix D clinically performed at the
				  facility shall also be evaluated. (Techniques clinically used by the facility
				  must be used to evaluate patient exposure at skin entrance) (except veterinary
				  facilities) (4.2.13.2)
14. Proper function of automatic exposure control devices,
				  including AEC reproducibility, kV compensation, and minimum response time
				  (4.7.4.2.5)
15. Grid uniformity and alignment (4.2.16.3)
16. Actual vs. Indicated SID, for all clinically used SIDs
				  (4.7.11)
17. Beam size(s) for fixed collimation, if applicable
				  (4.7.3)
18. X-ray control placement (Appendix C, 3a)
These items must be checked upon initial installation and
				  after any maintenance or repair that could affect its status:
1. Minimum source-to-skin distance on mobile radiographic
				  units (4.8.11)
2. Proper indication of multiple tubes on units so equipped
				  (4.3.7)
FLUOROSCOPIC
1. X-ray beam/Viewed image size comparison (4.9.2.2)
2. Exposure rate output measurement, using average
				  techniques, using maximum techniques, and in high level exposure mode, if so
				  equipped, in each mode routinely used (4.9.4)
3. Image intensifier interlock with unit in park position
				  (4.9.2.1.2)
4. Cumulative timer function (4.9.7.1)
5. Control of scattered radiation (4.9.8)
6. High contrast resolution and low contrast performance
				  (4.9.12)
7. Minimum source-to-skin distance, upon initial installation
				  (4.9.1)
8. Spot film beam size (4.9.2.3.2)
9. Spot film beam centering (4.9.2.3.4)
10. Spot film exposure reproducibility (4.9.9.3)
11. Spot film mA/mAs linearity (4.7.7)
12. Spot film timer reproducibility and accuracy (4.9.9.2,
				  4.7.6)
13. Proper function of spot film automatic exposure control
				  devices, including AEC reproducibility, kV compensation, and minimum response
				  time (4.7.4.2.5)
14. Half-value layer (HVL) (4.3.5)
15. Cinefluorographic exposure rates (4.9.4)
16. Integrity of bucky slot cover shielding and lead drapes
				  (4.9.8)
17. Continuous indication of kV and mA during fluoroscopy
				  (4.9.6)
18. X-ray control placement (Appendix C, 3a)
Primary Barrier Transmission (4.9.5) must be checked upon
				  initial installation and after any maintenance or repair that could affect its
				  status.
RADIATION THERAPY SIMULATION SYSTEMS
1. Half-value layer (HVL) (4.3.5)
2. X-ray field/light field alignment (4.7.1.3)
3. Exposure reproducibility (4.7.5)
4. mA/mAs linearity (4.7.7)
5. kVp accuracy (4.7.6)
6. Timer reproducibility and accuracy (4.7.4.2.6,
				  4.7.6)
7. X-ray beam/image receptor centering (4.7.1.7)
8. Actual vs. indicated collimator field sizes
				  (4.7.1.5)
9. Positive beam limitation function, if operable
				  (4.7.12)
10. Visual and audible indication of exposure
				  (4.7.4.2.3)
11. Proper function of automatic exposure control devices,
				  including AEC reproducibility, kV compensation, and minimum response time
				  (4.7.4.2.5)
12. Grid uniformity and alignment (4.2.16.3)
13. Actual vs. Indicated Source-to-Image Receptor Distance
				  (SID), for all clinically used SIDs (4.7.11)
14. Exposure rate output measurement, using average
				  techniques, using maximum techniques, and in high level exposure mode, if so
				  equipped, in each mode routinely used (4.9.4)
15. Cumulative timer function (4.9.7.1)
16. Measurement of scattered radiation (4.9.8)
17. High contrast resolution and low contrast
				  performance
18. Minimum source-to-skin distance, upon initial
				  installation (4.9.1)
19. X-ray control placement (Appendix C, 3a)
COMPUTED TOMOGRAPHY (CT) (Including CT treatment planning
				  systems used in radiation therapy, PET CT and SPECT CT if used for diagnostic
				  CT imaging, and Cone Beam CT and Dental CT, where applicable)
1. Geometric factors and alignment including alignment light
				  accuracy and table increment accuracy
2. Image localization from scanned projection radiograph
				  (localization image)
3. Radiation beam width
4. Image quality including high-contrast (spatial)
				  resolution, low-contrast resolution, image uniformity, noise, and artifact
				  evaluation
5. CT number accuracy
6. Image quality for acquisition workstation display
				  devices
7. A review of the results of the routine QC required under
				  RHB 4.11.3.2 (CT) or
				  4.11.5.1 (CBCT)
8. Dosimetry
9. Visible and audible signals
10. X-ray control placement (Appendix C, 3a)
11. Radiation output (patient dose) for the following
				  clinical protocols if performed: pediatric head; pediatric abdomen; adult head;
				  adult abdomen (CT systems solely used for treatment planning in radiation
				  therapy are exempt from this item)
DENTAL
1. Half-value layer (HVL) (4.3.5)
2. Exposure reproducibility (4.5.5)
3. mA/mAs linearity (4.5.6)
4. kVp accuracy (4.5.7)
5. Timer reproducibility and accuracy (4.5.3.3, 4.5.7)
6. Visual and audible indication of exposure
				  (4.5.4.2.4)
7. Patient exposure at skin entrance, bitewing, and/or
				  periapicals (Techniques clinically used by the facility must be used to
				  evaluate patient exposure at skin entrance) (except veterinary facilities)
				  (4.2.13.2)
8. Mechanical support of tubehead (4.5.10)
9. Integrity of pass through interlocks (4.5.11.3)
10. X-ray control placement (4.5.4.2)
These items must be checked upon initial installation and
				  after any maintenance or repair that could affect its status:
1. Minimum source-to-skin distance (4.5.1)
2. X-ray beam size (4.5.2)
3. Proper indication of multiple tubes on units so equipped
				  (4.5.9)
NOTE: Cephalometric units are considered medical units by the
				  Department, and are subject to the requirements for medical radiographic
				  units.
Cephalometric units are considered medical units by the
					 Department, and are subject to the requirements for medical radiographic
					 units.