E-Book Overview
Here's a cutting-edge, practical book that offers you a thorough understanding of state-of-the-art techniques for electrocardiogram (ECG) data analysis. Placing emphasis on the selection, modeling, classification, and interpretation of data based on advanced signal processing and artificial intelligence techniques, the book helps you design, implement, and evaluate software systems used for the analysis of ECG and related data.
E-Book Content
P1: Shashi August 24, 2006
11:32
Chan-Horizon
Azuaje˙Book
Advanced Methods and Tools for ECG Data Analysis
P1: Shashi August 24, 2006
11:32
Chan-Horizon
Azuaje˙Book
This book is part of the Artech House Engineering in Medicine & Biology Series, Martin L. Yarmush and Christopher J. James, Series Editors. For a listing of recent related Artech House titles, turn to the back of this book.
P1: Shashi August 24, 2006
11:32
Chan-Horizon
Azuaje˙Book
Advanced Methods and Tools for ECG Data Analysis Gari D. Clifford Francisco Azuaje Patrick E. McSharry Editors
artechhouse.com
P1: Shashi August 24, 2006
11:32
Chan-Horizon
Azuaje˙Book
Library of Congress Cataloging-in-Publication Data A catalog record for this book is available from this U.S. Library of Congress.
British Library Cataloguing in Publication Data A catalogue record for this book is available from the British Library.
ISBN-10: 1-58053-966-1 ISBN-13: 978-1-58053-966-1 Cover design by Michael Moretti
© 2006 ARTECH HOUSE, INC. 685 Canton Street Norwood, MA 02062
All rights reserved. Printed and bound in the United States of America. No part of this book may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying, recording, or by any information storage and retrieval system, without permission in writing from the publisher. All terms mentioned in this book that are known to be trademarks or service marks have been appropriately capitalized. Artech House cannot attest to the accuracy of this information. Use of a term in this book should not be regarded as affecting the validity of any trademark or service mark. 10 9 8 7 6 5 4 3 2 1
P1: Shashi August 24, 2006
11:32
Chan-Horizon
Azuaje˙Book
Contents Preface
xi
CHAPTER 1 The Physiological Basis of the Electrocardiogram
1
1.1 Cellular Processes That Underlie the ECG 1.2 The Physical Basis of Electrocardiography 1.2.1 The Normal Electrocardiogram 1.3 Introduction to Clinical Electrocardiography: Abnormal Patterns 1.3.1 The Normal Determinants of Heart Rate: The Autonomic Nervous System 1.3.2 Ectopy, Tachycardia, and Fibrillation 1.3.3 Conduction Blocks, Bradycardia, and Escape Rhythms 1.3.4 Cardiac Ischemia, Other Metabolic Disturbances, and Structural Abnormalities 1.3.5 A Basic Approach to ECG Analysis 1.4 Summary References Selected Bibliography
20 23 24 24 25
CHAPTER 2 ECG Acquisition, Storage, Transmission, and Representation
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2.1 Introduction 2.2 Initial Design Considerations 2.2.1 Selecting a Patient Population 2.2.2 Data Collection Location and Length 2.2.3 Energy and Data Transmission Routes 2.2.4 Electrode Type and Configuration 2.2.5 ECG-Related Signals 2.2.6 Issues When Collecting Data from Humans 2.3 Choice of Data Libraries 2.4 Database Analysis—An Example Using WFDB 2.5 ECG Acquisition Hardware 2.5.1 Single-Channel Architecture 2.5.2 Isolation and Protection 2.5.3 Primary Common-Mode Noise Reduction: Active Grounding Circuit 2.5.4 Increasing Input Impedance: CMOS Buffer Stage 2.5.5 Preamplification and Isolation
1 4 6 12 12 15 18
27 28 28 29 30 30 32 33 35 37 41 41 42 43 43 44 v
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