Modeling and simulation of filters and devices for conformal radiotherapy

Abstract

Modeling and simulations of filters and devices for conformal radiotherapy 3.3. Similarity of inverse problem in radiation therapy with image reconstruction in CT…………………………………………………..….40 3.4. Going beyond the direct inverse problem ………………………………..45 3.5. Conclusions………………………………………………………………48 CHAPTER 4: Rotational conformal radiotherapy with beam modifying devices 51 4.1. Introduction………………………………………………………………51 4.2. Principles of the beam modifying devices……………………………….53 4.3. Mathematical modeling of the beam modifying devices…...……………57 4.3.1. Protectors…………………………………………………57 4.3.2. Beam shapers……………………………………………..59 4.4. Discussion and conclusions………………………………………………64 CHAPTER 5: Simulations studies on use of the beam modifying devices for spinal cord protection 67 5.1.