Pulsed Magnetic Resonance
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| Author | : Matt A. Bernstein |
| Publisher | : Elsevier |
| Total Pages | : 1041 |
| Release | : 2004-09-21 |
| Genre | : Mathematics |
| ISBN | : 0080533124 |
Magnetic Resonance Imaging (MRI) is among the most important medical imaging techniques available today. There is an installed base of approximately 15,000 MRI scanners worldwide. Each of these scanners is capable of running many different "pulse sequences", which are governed by physics and engineering principles, and implemented by software programs that control the MRI hardware. To utilize an MRI scanner to the fullest extent, a conceptual understanding of its pulse sequences is crucial. Handbook of MRI Pulse Sequences offers a complete guide that can help the scientists, engineers, clinicians, and technologists in the field of MRI understand and better employ their scanner. - Explains pulse sequences, their components, and the associated image reconstruction methods commonly used in MRI - Provides self-contained sections for individual techniques - Can be used as a quick reference guide or as a resource for deeper study - Includes both non-mathematical and mathematical descriptions - Contains numerous figures, tables, references, and worked example problems
| Author | : Christopher M. Collins |
| Publisher | : Morgan & Claypool Publishers |
| Total Pages | : 82 |
| Release | : 2016-03-01 |
| Genre | : Medical |
| ISBN | : 1681740834 |
In the past few decades, Magnetic Resonance Imaging (MRI) has become an indispensable tool in modern medicine, with MRI systems now available at every major hospital in the developed world. But for all its utility and prevalence, it is much less commonly understood and less readily explained than other common medical imaging techniques. Unlike optical, ultrasonic, X-ray (including CT), and nuclear medicine-based imaging, MRI does not rely primarily on simple transmission and/or reflection of energy, and the highest achievable resolution in MRI is orders of magnitude smaller that the smallest wavelength involved. In this book, MRI will be explained with emphasis on the magnetic fields required, their generation, their concomitant electric fields, the various interactions of all these fields with the subject being imaged, and the implications of these interactions to image quality and patient safety. Classical electromagnetics will be used to describe aspects from the fundamental phenomenon of nuclear precession through signal detection and MRI safety. Simple explanations and Illustrations combined with pertinent equations are designed to help the reader rapidly gain a fundamental understanding and an appreciation of this technology as it is used today, as well as ongoing advances that will increase its value in the future. Numerous references are included to facilitate further study with an emphasis on areas most directly related to electromagnetics.
| Author | : Val M. Runge |
| Publisher | : University Press of Kentucky |
| Total Pages | : 200 |
| Release | : 1997 |
| Genre | : Medical |
| ISBN | : 9780813132808 |
| Author | : Andreas Maier |
| Publisher | : Springer |
| Total Pages | : 263 |
| Release | : 2018-08-02 |
| Genre | : Computers |
| ISBN | : 3319965204 |
This open access book gives a complete and comprehensive introduction to the fields of medical imaging systems, as designed for a broad range of applications. The authors of the book first explain the foundations of system theory and image processing, before highlighting several modalities in a dedicated chapter. The initial focus is on modalities that are closely related to traditional camera systems such as endoscopy and microscopy. This is followed by more complex image formation processes: magnetic resonance imaging, X-ray projection imaging, computed tomography, X-ray phase-contrast imaging, nuclear imaging, ultrasound, and optical coherence tomography.
| Author | : Paul T. Callaghan |
| Publisher | : OUP Oxford |
| Total Pages | : 710 |
| Release | : 2011-09-15 |
| Genre | : Science |
| ISBN | : 0191621048 |
Taking the reader through the underlying principles of molecular translational dynamics, this book outlines the ways in which magnetic resonance, through the use of magnetic field gradients, can reveal those dynamics. The measurement of diffusion and flow, over different length and time scales, provides unique insight regarding fluid interactions with porous materials, as well as molecular organisation in soft matter and complex fluids. The book covers both time and frequency domain methodologies, as well as advances in scattering and diffraction methods, multidimensional exchange and correlation experiments and orientational correlation methods ideal for studying anisotropic environments. At the heart of these new methods resides the ubiquitous spin echo, a phenomenon whose discovery underpins nearly every major development in magnetic resonance methodology. Measuring molecular translational motion does not require high spectral resolution and so finds application in new NMR technologies concerned with 'outside the laboratory' applications, in geophysics and petroleum physics, in horticulture, in food technology, in security screening, and in environmental monitoring.
| Author | : Arthur Schweiger |
| Publisher | : |
| Total Pages | : 608 |
| Release | : 2001 |
| Genre | : Medical |
| ISBN | : 9780198506348 |
Pulse EPR (electron paramagnetic resonance) is one of the newest and most widely used techniques for examining the structure, function and dynamics of biological systems and synthetic materials. Until now, however, there has been no single text dedicated to this growing area of research. This text addresses the need for a comprehensive overview of Pulse EPR. The book covers the basic theory of pulse EPR, as well as a description and critical evaluation of the existing and emerging methods needed for selecting and conducting the proper experiment and analyzing the results. This is an indispensable reference for all scientists who need a thorough grounding in this increasingly popular field of spectroscopy.
| Author | : Robert W. Brown |
| Publisher | : John Wiley & Sons |
| Total Pages | : 976 |
| Release | : 2014-06-23 |
| Genre | : Medical |
| ISBN | : 0471720852 |
New edition explores contemporary MRI principles and practices Thoroughly revised, updated and expanded, the second edition of Magnetic Resonance Imaging: Physical Principles and Sequence Design remains the preeminent text in its field. Using consistent nomenclature and mathematical notations throughout all the chapters, this new edition carefully explains the physical principles of magnetic resonance imaging design and implementation. In addition, detailed figures and MR images enable readers to better grasp core concepts, methods, and applications. Magnetic Resonance Imaging, Second Edition begins with an introduction to fundamental principles, with coverage of magnetization, relaxation, quantum mechanics, signal detection and acquisition, Fourier imaging, image reconstruction, contrast, signal, and noise. The second part of the text explores MRI methods and applications, including fast imaging, water-fat separation, steady state gradient echo imaging, echo planar imaging, diffusion-weighted imaging, and induced magnetism. Lastly, the text discusses important hardware issues and parallel imaging. Readers familiar with the first edition will find much new material, including: New chapter dedicated to parallel imaging New sections examining off-resonance excitation principles, contrast optimization in fast steady-state incoherent imaging, and efficient lower-dimension analogues for discrete Fourier transforms in echo planar imaging applications Enhanced sections pertaining to Fourier transforms, filter effects on image resolution, and Bloch equation solutions when both rf pulse and slice select gradient fields are present Valuable improvements throughout with respect to equations, formulas, and text New and updated problems to test further the readers' grasp of core concepts Three appendices at the end of the text offer review material for basic electromagnetism and statistics as well as a list of acquisition parameters for the images in the book. Acclaimed by both students and instructors, the second edition of Magnetic Resonance Imaging offers the most comprehensive and approachable introduction to the physics and the applications of magnetic resonance imaging.
| Author | : William Pawluk, MD, MSc |
| Publisher | : FriesenPress |
| Total Pages | : 309 |
| Release | : 2017-11-21 |
| Genre | : Health & Fitness |
| ISBN | : 152550763X |
Power tools revolutionized the building of your family home. Now they will revolutionize your health. Power Tools for Health will teach you to how to apply PEMFs to your life. Including: - How to treat new or chronic health conditions like pain, anxiety, insomnia, and diabetes - How you can avoid annoying or potentially harmful side effects from pharmaceuticals or other treatments - What PEMFs do to enhance and accelerate recovery from surgery. Research shows PEMFs accelerate the healing of almost any cell, tissue, organ, or condition. Unlike much of modern medicine, which mostly focuses on symptom management, PEMF therapy improves your body’s basic functions, allowing it to both prevent and treat a wide range of health problems. With dozens of easily accessible and effective PEMF systems on the market, this is the next major leap forward in improving health to help you live long and live well. Power Tools for Health is the most comprehensive, objective, and authoritative book on PEMF therapy. Here you will learn: - how the technology works, including an overview of common terminology - what it does in the body, from circulation to stem cell stimulation and everything in between - what it can do to treat more than 50 specific health problems, each with clinical study results FDA-approved to treat conditions from bone healing to depression, PEMF therapy has been available to the medical community for years, though few doctors are familiar with the technology outside of MRI. Power Tools for Health fills this gap in knowledge by dissecting hundreds of double-blind studies and real-life case studies. Power Tools for Health has no focus or emphasis on any specific commercial device. Instead, Dr. Pawluk brings his extensive experience to report on many of the leading PEMF systems available today, including how to use them effectively, what to look for when you consider getting a system for yourself, and how to combine PEMF therapy with other health care tools.
| Author | : Eiichi Fukushima |
| Publisher | : CRC Press |
| Total Pages | : 556 |
| Release | : 2018-03-08 |
| Genre | : Science |
| ISBN | : 042996241X |
This book is about pulse nuclear magnetic resonance (NMR), with its techniques, the information to be obtained, and practical advice on performing experiments. The emphasis is on the motivation and physical ideas underlying NMR experiments and the actual techniques, including the hardware used. The level is generally suitable for those to whom pulse NMR is a new technique, be they students in chemistry or physics on the one hand and research workers in biology, geology, or agriculture, on the other. The book can be used for a senior or first year graduate course where it could supplement the standard NMR texts.
| Author | : Richard B. Buxton |
| Publisher | : Cambridge University Press |
| Total Pages | : 479 |
| Release | : 2009-08-27 |
| Genre | : Medical |
| ISBN | : 1139481304 |
Functional Magnetic Resonance Imaging (fMRI) has become a standard tool for mapping the working brain's activation patterns, both in health and in disease. It is an interdisciplinary field and crosses the borders of neuroscience, psychology, psychiatry, radiology, mathematics, physics and engineering. Developments in techniques, procedures and our understanding of this field are expanding rapidly. In this second edition of Introduction to Functional Magnetic Resonance Imaging, Richard Buxton – a leading authority on fMRI – provides an invaluable guide to how fMRI works, from introducing the basic ideas and principles to the underlying physics and physiology. He covers the relationship between fMRI and other imaging techniques and includes a guide to the statistical analysis of fMRI data. This book will be useful both to the experienced radiographer, and the clinician or researcher with no previous knowledge of the technology.
