XML Script

XML Script and XML-Script are two unrelated XML technologies. The former (XML Script) is an XML transformation language, while the latter (XML-Script…

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2018

Design & Delivery of Automated Winston-Lutz Test for Isocentric & Off-Axis Delivery Stability Utilizing Truebeam Developer Mode & Electronic Portal Imaging Device

Mahmoud Yaqoub
2018
Corpus ID: 59345507

................................................................................................................................... iii ACKNOWLEDGMENT................................................................................................................ .v TABLE OF CONTENTS .............................................................................................................. vii LIST OF FIGURES ......................................................................................................................viii CHAPTER 1: INTRODUCTION ................................................................................................... 1 1.1 Radiation Therapy ................................................................................................................. 1 1.2 The TrueBeam Linear Accelerator ........................................................................................ 3 1.2.1 General Information ....................................................................................................... 3 1.2.2 Multi-Leaf Collimators (MLC’s).................................................................................... 4 1.2.3 Electronic portal imaging devices (EPIDs) .................................................................... 5 1.2.4 TrueBeam Developer Mode ........................................................................................... 6 1.3 Stereotactic Radiosurgery SRS and Stereotactic Body Radiation Therapy SBRT ............... 8 1.4 Single Isocenter-Multiple Lesion LINAC-Based SRS/SBRS ............................................... 9 1.5 Quality Assurance ............................................................................................................... 10 1.6 Winston-Lutz Test ............................................................................................................... 11 1.7 Significance of Study and Objectives ................................................................................. 12 CHAPTER 2: MATERIALS AND METHOD............................................................................. 14 2.1 Experiment’s Material ......................................................................................................... 14 2.2 EPID Quality Assurance ..................................................................................................... 15 2.3 Automated Winston Lutz Test ............................................................................................ 16 2.4 Automated off-Isocenter Winston-Lutz .............................................................................. 17 2.5 Analyzing the Images .......................................................................................................... 23 CHAPTER 3: RESULTS .............................................................................................................. 25 CHAPTER 4: DISCUSSION ........................................................................................................ 33 CHAPTER 5: CONCLUSION & RECOMMENDATIONS ........................................................ 36 APPENDICES .............................................................................................................................. 38 Appendix 1: The XML script for 20 images WL test ............................................................... 38 Appendix 2: The XML script from Python code for the off-isocenter automated WL test ...... 48 References ..................................................................................................................................... 53 Curriculum Vitae .......................................................................................................................... 56

2011

Web-based Architecture RES based on finite-state machines for distributed evaluation and development of speech synthesis systems