Quality Assurance

   Book for Physicists  »  Quality Assurance

Table of Contents

• 1 Role of International Organisation in Quality Assuranc
• 2 Basic concepts of Quality
• 3 Quality Assurance of PET Device
  • 3.1 Spatial Resolution
  • 3.2 Scatter Fraction, Count Losses and Random Measurement
  • 3.3 Sensitivity
  • 3.4 Accuracy: Corrections for count losses and randoms
  • 3.5 Image quality, accuracy of attenuation and scatter corrections
• 4 Quality Control and Quality Assurance for Teletherapy Equipment
  • 4.1 Quality Control and Quality Assurance of linear accelerators
  • 4.2 Checks on standard linear accelerators
    • 4.2.1 Safety interlocks
    • 4.2.2 Indicator lights
    • 4.2.3 Mechanical integrity
    • 4.2.4 Mechanical alignment checks
    • 4.2.5 Position of light source
    • 4.2.6 Optical field indication
    • 4.2.7 Shadow tray
    • 4.2.8 Couch movements
    • 4.2.9 Radiation alignment
    • 4.2.10 Interpretation of alignment checks
    • 4.2.11 Flatness and symmetry
    • 4.2.12 Radiation output measurement
    • 4.2.13 Beam energy
    • 4.2.14 Arc therapy
    • 4.2.15 Selection of checks and check frequencies
    • 4.2.16 Equipment required
  • 4.3 Quality Assurance of Treatment Simulators
    • 4.3.1 Appendix I.
    • 4.3.2 Appendix II.
    • 4.3.3 Appendix III.
• 5 Technical Quality Assurance and Safety of Diagnostic Radiology Equipment
  • 5.1 Benefit, terms and first steps of technical quality assurance
  • 5.2 Regulation of technical quality control of diagnostic radiology equipment
  • 5.3 Levels and names of tests
  • 5.4 Preliminaries in Hungary
  • 5.5 Present status of technical quality control of diagnostic radiology equipment
  • 5.6 Benefit and lessons of acceptance tests
  • 5.7 Tests to be performed during acceptance and status testing
  • 5.8 Testing instrumentation needed for acceptance and/or status testing
  • 5.9 Problems to be solved and possibilities for steps forward
  • 5.10 Physical foundations of non-invasive X-ray tube voltage measurement
  • 5.11 The so-called periodic safety checks
  • 5.12 Regulation of putting medical devices into circulation in the European Union
  • 5.13 Rules of radiation protection registration of equipment in Hungary
  • 5.14 Conformity (conformance) certification of medical devices, including X-ray equipment
  • 5.15 International standards, relating to safety of diagnostic radiology equipment