The Light Propagation in Biological Tissue for Cancer Treatment PDF Download
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Author:
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Category :
Languages : en
Pages : 0
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Book Description
This paper is to study the accessible depth by photons within biological tissue for Photodynamic Therapy of cancer. For the measurements of light propagation within tissue, we applied the diode Laser of 660nm wavelength and by assuming the medium to be homogeneous, we neglect the effects of any refractive index mismatches between the tissue layers. The result have yielded the penetration depth of light within biological tissue.
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ISBN:
Category :
Languages : en
Pages : 0
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Book Description
This paper is to study the accessible depth by photons within biological tissue for Photodynamic Therapy of cancer. For the measurements of light propagation within tissue, we applied the diode Laser of 660nm wavelength and by assuming the medium to be homogeneous, we neglect the effects of any refractive index mismatches between the tissue layers. The result have yielded the penetration depth of light within biological tissue.
Author: Fabrizio Martelli
Publisher: Society of Photo Optical
ISBN: 9780819476586
Category : Science
Languages : en
Pages : 274
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Book Description
This book provides foundational information on modeling light propagation through diffusive media, with special emphasis on biological tissue. A summary of the theoretical background on light propagation through diffusive media is provided with the aid of easy-to-use software designed to calculate the solutions of the diffusion equation. The book also provides: the basic theory of photon transport with the analytical solutions of the diffusion equation for several geometries; detailed coverage of the radiative transfer equation and the diffusion equation; the theories and the formulae based on the diffusion equation that have been widely used for biomedical applications; the general concepts and the physical quantities necessary to describe light propagation through absorbing and scattering media; and, a description of the software provided on the CD-ROM, along with the accuracy of the presented solutions. Although the theoretical and computational tools provided with this book and CD-ROM have their primary use in the field of biomedical optics, there are many other applications in which they can be used, including agricultural products, forest products, food products, plastic materials, pharmaceutical products, and many others.
Author: Guanglei Zhang
Publisher: Frontiers Media SA
ISBN: 2889749495
Category : Medical
Languages : en
Pages : 201
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Book Description
Author: Andrew G. Finucane
Publisher:
ISBN:
Category : Laser beams
Languages : en
Pages : 184
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Book Description
Author: Leonard I. Grossweiner
Publisher: Springer Science & Business Media
ISBN: 9781402028830
Category : Health & Fitness
Languages : en
Pages : 404
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Book Description
This volume emphasizes the science underlying the various phototherapy procedures, which encompasses aspects of classical and molecular photophysics, biological photochemistry, photobiology and biophotonics. Suitable as an introductory reference or textbook.
Author:
Publisher:
ISBN: 9780815332183
Category : Cells
Languages : en
Pages : 0
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Book Description
Author: Mary-Ann Mycek
Publisher: CRC Press
ISBN: 1135542597
Category : Medical
Languages : en
Pages : 694
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Book Description
Melding basic and clinical science, this reference provides a comprehensive overview of the roles that biophysics, photochemistry, and computational modeling play in the biomedical applications of fluorescence spectroscopy and imaging. Penned by pioneering researchers, the Handbook of Biomedical Fluorescence discusses fundamental aspects of fluorescence generation in organic molecules within tissue, theoretical and experimental views of how light propagation in tissue can be used to interpret fluorescence signals, endogenous and exogenous fluorescence agents in medical or basic research studies, and radiation transport, diffusion theory, and the Monte Carlo method.
Author: Fabrizio Martelli
Publisher:
ISBN: 9781510650350
Category : Electronic books
Languages : en
Pages : 0
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Book Description
This second edition is completely revised and improved and contains eight new chapters and six new appendixes. In addition to the theoretical background on light propagation through diffusive media, this update also provides new didactical material, including: • A comprehensive statistical approach to the photon penetration depth in diffusive media • An introduction to anomalous transport • An anisotropic transport approach within the framework of diffusion theory • An introduction to the invariance properties of radiative transfer in non-absorbing media • A heuristic explanation of ballistic photon propagation • An expanded description of core Monte Carlo simulation methods • A series of new analytical solutions of the diffusion equation for new geometries • Some original solutions in the time domain of the diffusion equation in the presence of Raman and fluorescence interactions • New MATLAB® codes of the presented solutions • A revised and enlarged set of numerical Monte Carlo results for verification of the presented solutions • An augmented bibliography covering the field of tissue optics. Although the theoretical and computational tools provided in this book have their primary use in the field of biomedical optics, there are many other applications in which they can be used, including, for example, analysis of agricultural products, study of forest canopies or clouds, and quality control of industrial food, plastic materials, or pharmaceutical products, among many others.
Author: Vikas
Publisher: Mohammed Abdul Sattar
ISBN:
Category : Medical
Languages : en
Pages : 0
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Book Description
Cancer is a disease in which biological cells grow uncontrollably and spread to other organs of a patient. Cancer disease comprises of abnormal cells, which can develop in any part of the human body. Normally, cells grow and multiply in a controlled manner, and when these become old or damaged, then cells die i.e., known as programmed cell death or apoptosis. Sometimes this controlled process of cell growth or death breaks down and there is abnormal growth of cells which form tumors in the body. The tumor cells grow slowly and do not spread in the body are known as benign (noncancerous) tumors. When tumor cells grow rapidly, these spread throughout the body and are called malignant tumors (cancerous). While there is no one specific cause of cancer, factors such as smoking, excessive UV exposure from the sun or tanning beds, being overweight or obese, and excessive alcohol use can all contribute to the formation of cancerous cells in the body. A few emerging techniques such as immunotherapy, radio-frequency ablation, thermal ablation, cryotherapy, photodynamic therapy and plasmonic photothermal therapy, show higher efficacy and long survival rates as compared to the conventional methods. Nanoparticles (1-100 nm in size) offer a biocompatible and biodegradable platform for cancer diagnosis as a contrast agent and as a cancer treatment through nanoparticle based thermal ablation or delivery of conventional chemotherapeutic drugs. The light interaction of biological tissue provides a basis for a wide variety of biomedical applications, like non-invasive diagnosis (tumor detection, contrast microscopy, optical coherence tomography, etc.), treatment (laser surgery, photodynamic therapy, photothermal therapy, etc.), and monitoring of bio-parameters (pulse oximetry, glucose monitoring, etc.). The thermal ablation of the tumor by using light interaction of metallic nanoparticles is known as plasmonic photothermal interaction. This allows for tumor treatment with minimal side effects on nearby healthy tissue. This technique is critically governed by the optical characteristics of tissue as well as the variations in the properties during the interaction of light with the nanoparticles or tissue. For example, the efficacy of cancer treatment by plasmonic photothermal therapy mainly depends upon the light absorption by tumor cells and/or nanoparticles. Therefore, it is important to characterize the optical characteristics of tissue, especially in the presence of nanoparticles and at different stages of photothermal therapy for pre-treatment planning as well as improving the efficacy of the therapy.
Author: R. Kiss
Publisher: WIT Press
ISBN: 1845647068
Category : Technology & Engineering
Languages : en
Pages : 301
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Book Description
This book contains the proceedings of the tenth in a series of biennial conferences on the topic of advances in medical and biological computation that began in 2001. The advances covered in the computer modelling, and computational methods and measurements, and their integration, have applications in the study of orthopaedics, cardiovascular systems biomechanics and electrical simulation, amongst others, and are leading to progress in medical care and treatment.The conference topics cover a broad spectrum including the simulation of biomedical problems, ranging from cardiovascular modelling to virtual reality and simulation in surgery.
