Title RF/microwave interaction with biological tissues / André Vander Vorst, Arye Rosen, Youji Kotsuka

Published Hoboken, N.J. : John Wiley & Sons : IEEE, ©2006

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Description 1 online resource (xiii, 330 pages) : illustrations Contents Cover Contents Preface Introduction 1 Fundamentals of Electromagnetics 1.1 RF and Microwave Frequency Ranges 1.2 Fields 1.3 Electromagnetics 1.3.1 Electric Field and Flux Density 1.3.2 Magnetic Field and Flux Density 1.3.3 Electromagnetic Field 1.3.4 Electromagnetic Wave 1.3.5 Antennas and Near Field 1.4 RF and Microwave Energy 1.4.1 Power and Energy 1.4.2 Influence of the Waveform 1.4.3 Blackbody Radiation 1.5 Penetration in Biological Tissues and Skin Effect 1.6 Relaxation, Resonance, and Display 1.6.1 Relaxation in Dielectrics 1.6.2 Resonance Absorption 1.6.3 Cole Cole Display 1.7 Dielectric Measurements 1.7.1 RF Measurements 1.7.2 Microwave Measurements 1.7.3 Liquids 1.7.4 Applicators 1.8 Exposure References Problems 2 RF/Microwave Interaction Mechanisms in Biological Materials 2.1 Bioelectricity 2.1.1 Fundamentals 2.1.2 Cells and Nerves 2.1.3 Bioelectric Phenomena 2.2 Tissue Characterization 2.2.1 Ionization and Nonionization 2.2.2 Dielectric Characterization 2.2.3 Dielectric Dispersion in Tissues 2.2.4 Measurements 2.3 Thermodynamics 2.4 Energy References Problems 3 Biological Effects 3.1 Absorption 3.1.1 Fundamentals 3.1.2 Dosimetry and SAR 3.1.3 Thermal Considerations 3.2 Nervous System 3.2.1 General Description 3.2.2 Effects on Brain and Spinal Cord 3.2.3 Blood Brain Barrier 3.2.4 Influence of Parameters of Microwave Exposure 3.2.5 Nervous System Modeling and Simulation 3.3 Cells and Membranes 3.4 Molecular Level 3.5 Low-Level Exposure and ELF Components 3.5.1 Microwave Syndrome 3.5.2 Low-Level Pulsed Exposure 3.5.3 ELF Components 3.6 Ear, Eye, and Heart 3.7 Influence of Drugs 3.8 Nonthermal, Microthermal, and Isothermal Effects 3.8.1 Microwaves as a Trigger 3.8.2 Entropy 3.9 Epidemiology Studies 3.10 Interferences 3.11 Radiation Hazards and Exposure Standards 3.11.1 Standards and Recommendations 3.11.2 Tissue Phantoms and SAR Measurements 3.11.3 Computational Methods for SAR Evaluation 3.11.4 Exposure of Body to Cell Phone and Base Station References Problems 4 Thermal Therapy 4.1 Introduction to Thermotherapy 4.2 Heating Principle 4.2.1 Foundations of Dielectric Heating Principle 4.2.2 RF Dielectric Heating Applicator 4.2.3 Microwave Dielectric Heating 4.2.4 Foundation of Inductive Heating Principle 4.2.5 Actual Inductive Heating Applicator 4.2.6 Detailed Theory of RF Dielectric Heating 4.2.7 Detailed Theory of Microwave Dielectric Heating 4.2.8 Detailed Theory of Inductive Heating 4.3 Hyperthermia 4.3.1 Biological Background of Hyperthermia 4.4 Method of Thermometry 4.4.1 Invasive Thermometry 4.4.2 Noninvasive Thermometry References Problems 5 EM Wave Absorbers Protecting Biological and Medical Environment 5.1 Foundation of EM Wave Absorbers 5.2 Classification of Wave Absorbers 5.2.1 Classification by Constituent Material 5.2.2 Classification by Structural Shape 5.3 Fundamental Principle 5.4 Fundamental Theory of EM Wave Absorbers 5.4.1 Single-Layer-Type Wave Absorber 5.4.2 Multilayer-Type Wave Absorber 5.4.3 Taper-Type Wave Absorber 5.5 Application of EM Absorber 5.5.1 Quarter-Wavelength-Type Wave Absorber 5.5.2 Single-Layer-Type Wave Absorber 5.5.3 Multilayer Wave Absorber 5.5.4 Pyramidal Wave Absorber 5.6 EM Wave Absorbers Based on Equivalent Transformation Method of Material Constant 5.6.1 Microwave Absorber with Multiholes 5.6.2 Weakly Magnetized Ferrite Absorber 5.6.3 Microwave Absorber with Surface-Printed Conductive Line Patterns 5.6.4 Integrated Circuit-Type Absorber 5.7 Method for Improving RF Field Distribution in a Small Room References Problems 6 RF/Microwave Delivery Systems for Therapeutic Applications 6.1 Introduction 6.2 Transmission Lines and Waveguides for Medical Applications 6.2.1 Coaxial Cable 6.2.2 Circular Waveguide 6.3 Antennas 6.3.1 Fundamentals 6.3.2 Antenna Configurations 6.4 RF and Microwave Ablation 6.4.1 Summary From engineering fundamentals to cutting-edge clinical applicationsThis book examines the biological effects of RF/microwaves and their medical applications. Readers will discover new developments in therapeutic applications in such areas as cardiology, urology, surgery, ophthalmology, and oncology. The authors also present developing applications in such areas as cancer detection and organ imaging. Focusing on frequency ranges from 100 kHz to 10 GHz, RF/Microwave Interaction with Biological Tissues is divided into six chapters:* Fundamentals in Electromagnetics--examines pe Bibliography Includes bibliographical references and index Notes English Print version record Subject Radio waves -- Physiological effect Microwaves -- Physiological effect Microwave heating -- Therapeutic use Nonionizing radiation. Tissues. Microwaves -- therapeutic use Radiation Effects Radiation, Nonionizing MEDICAL -- Physiology. SCIENCE -- Life Sciences -- Human Anatomy & Physiology. Tissues Nonionizing radiation Microwaves -- Physiological effect Radio waves -- Physiological effect Genre/Form Electronic books Form Electronic book Author Rosen, Arye. Kotsuka, Y. (Youji), 1941- ISBN 9780471752059 0471752053 0471752045 9780471752042 047173277X 9780471732778 9781615836154 1615836152 1280349670 9781280349676 9786610349678 6610349673 0470247126 9780470247129

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