Navy Diagnostic Imaging Equipment Performance Diagnostic Imaging Equipment Performance Survey Manual

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Transcript of Navy Diagnostic Imaging Equipment Performance Diagnostic Imaging Equipment Performance Survey Manual

  • Navy and Marine Corps Public Health Center

    Technical Manual NMCPHC TM-6470.1

    Navy Diagnostic Imaging Equipment Performance Survey Manual

    Version: June 2013

    Navy and Marine Corps Public Health Center

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  • NMCPHC TM 6470.1 JUNE 2013

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    TABLE OF ISSUANCE AND REVISIONS/CHANGES

    NMCPHC Manual Basic Issuance Date 6470.1 June 2013

    Change/Revision History Date Published

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  • NMCPHC TM 6470.1 JUNE 2013

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    TABLE OF CONTENTS

    Page Title Page ........................................................................................................................................ i Table of Issuance and Revisions/Changes ................................................................................. iii Table of Contents ...........................................................................................................................v Figures ......................................................................................................................................... xiii Tables ............................................................................................................................................xv List of Forms ............................................................................................................................. xvii Acronym List .............................................................................................................................. xix Chapter 1 Navy Diagnostic Imaging Equipment Performance Survey Manual

    Introduction ............................................................................................................. 1-1 A. Background ..................................................................................................................... 1-1 B. Extent of Surveys ............................................................................................................ 1-1 C. Radiation Protection ....................................................................................................... 1-1 D. Training and Qualification ............................................................................................. 1-2 E. Qualification Levels ........................................................................................................ 1-2 F. Reports ............................................................................................................................ 1-2 G. How to Use This Manual ................................................................................................ 1-3

    Chapter 2 General Radiographic Unit (Fixed and Portable) ............................................... 2-1 A. Minimum Required Personnel Qualifications ................................................................ 2-1 B. Testing Periodicity .......................................................................................................... 2-1 C. Equipment ....................................................................................................................... 2-1 D. References ...................................................................................................................... 2-1 E. General Radiographic Unit ............................................................................................. 2-2

    1. Radiation Exposure Reproducibility ......................................................................... 2-2 2. Timer Reproducibility ............................................................................................... 2-2 3. Timer Accuracy ......................................................................................................... 2-2 4. Linearity of mA/mAs ................................................................................................ 2-3 5. Kilovoltage Accuracy ................................................................................................ 2-3 6. Beam Quality ............................................................................................................. 2-3 7. Light Field Intensity .................................................................................................. 2-4 8. Light Field/X-Ray Beam Alignment ......................................................................... 2-4 9. X-ray Field Size- Indicated vs. Actual ...................................................................... 2-4 10. Central Beam Alignment ......................................................................................... 2-5 11. Indicated Source to Image Distance (SID) .............................................................. 2-5 12. Automatic Exposure Control (AEC) System (if applicable) ................................... 2-5 13. Entrance Skin Exposure Measurements (ESE) ....................................................... 2-6

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    TABLE OF CONTENTS

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    F. Survey Procedures for Portable and Mobile Radiographic Equipment .......................... 2-6 1. Visual Inspection ....................................................................................................... 2-6

    Chapter 3 Dental Radiographic Units..................................................................................... 3-1 A. Minimum Required Personnel Qualifications ................................................................ 3-1 B. Introduction (Intraoral) ................................................................................................... 3-1 C. Introduction (Panoramic) ................................................................................................ 3-1 D. Introduction- Cone Beam Computed Tomography (CBCT) .......................................... 3-1 E. Testing Periodicity .......................................................................................................... 3-1 F. Equipment ....................................................................................................................... 3-2 G. References ...................................................................................................................... 3-2 H. Performance Test Requirements for Intraoral Dental Units ........................................... 3-2

    1. Exposure and Timer Reproducibility ........................................................................ 3-2 2. Timer Accuracy ......................................................................................................... 3-2 3. Linearity of mR/mAs ................................................................................................. 3-3 4. kVp Accuracy and Precision ..................................................................................... 3-3 5. Beam Quality (Half-Value Layer [HVL] Determination) ......................................... 3-3 6. Source to Skin Distance and X-Ray Field Size/Cone Alignment ............................. 3-4 7. Entrance Skin Exposure (ESE) .................................................................................. 3-4

    I. Performance Test Requirements for Dental Panoramic Units ......................................... 3-4 1. Exposure and Timer Reproducibility ........................................................................ 3-4 2. Duration of Exposure Cycle ...................................................................................... 3-4 3. Linearity of mR/mAs ................................................................................................. 3-5 4. Beam Quality- Half Value Layer (HVL) Determination .......................................... 3-5 5. X-Ray Beam/Image Detector Slit Alignment ........................................................... 3-5 6. Entrance Skin Exposure (ESE) .................................................................................. 3-6 7. Calibration file (if applicable) ................................................................................... 3-6 8. Laser Alignment/Phantom Ball and Pin Test (if applicable) .................................... 3-6

    J. Performance Test Requirements for Dental Cone Beam Computed Tomography (CBCT) ...................................................................................................... 3-7

    Chapter 4 Fluoroscopy ............................................................................................................. 4-1 A. Minimum Required Personnel Qualifications ................................................................ 4-1 B. Testing Periodicity .......................................................................................................... 4-1 C. Equipment ....................................................................................................................... 4-1 D. References ...................................................................................................................... 4-1 E. Performance Tests for Fluoroscopy ................................................................................ 4-1

    1. kVp Accuracy ............................................................................................................ 4-1 2. Air Kinetic Energy Released in Material (KERMA) Rate (AKR) Measurements ... 4-2

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    3. Maximum Air Kinetic Energy Released in Material (KERMA) Rate (AKR) .......... 4-3 4. Transmission Through Primary Barrier .................................................................... 4-3 5. Beam