THE DEVELOPMENT OF AN EXPOSURE MEASUREMENT SYSTEM FOR ASSESSING RISK OF WORK-RELATED MUSCULOSKELETAL DISORDERS (WMSDs)

목차 (Table of Contents)

• LIST OF TABLES = ⅷ
• LIST OF FIGURES = ⅹⅰ
• Chapter 1 INTRODUCTION = 1
• 1.1 Problem Statement = 1
• 1.2 Study Objectives = 5
• 1.3 Organization of the Dissertation = 7
• Chapter 2 BACKGROUND LITERATURE = 9
• 2.1 Overview of Work-related Musculoskeletal Disorders = 10
• 2.2 Statistics Related to Work-related Musculoskeletal Disorders = 14
• 2.3 Risk Factors Associated with Work-related Musculoskeletal Disorders = 20
• 2.3.1 Physical Factors Associated with WMSDs = 23
• 2.3.2 Personal Factors Associated with WMSDs = 32
• 2.3.3 Psychosocial Factors Associated with WMSDs = 35
• 2.4 Controlling Work-related Musculoskeletal Disorders = 36
• 2.4.1 Workplace Analysis = 37
• 2.4.2 Hazard Prevention and Control = 38
• 2.4.3 Medical Management = 42
• 2.5 Measurement Methodology for Force and Joint Angle = 44
• 2.5.1 Measurement of Force = 44
• 2.5.2 Measurement of Joint Angle = 59
• 2.5.3 Integrated Measurement System for Force and Joint Angle = 52
• Chapter 3 DEVELOPMENT OF AN EXPOSURE MEASUREMENT SYSTEM = 58
• 3.1 Introduction = 58
• 3.2 Developing an Exposure Measurement System = 62
• 3.2.1 Requirements = 62
• 3.2.3 Force Measurement = 63
• 3.2.3 Hand Posture Measurement = 82
• 3,2.4 Upper Extremity Posture Measurement = 93
• 3.2.5 Integrated Exposure Measurement System = 95
• Chapter 4 VALIDATION EXPERIMENTS OF AN EXPOSURE MEASUREMENT SYSTEM = 99
• 4.1 Introduction = 99
• 4.2 Validation Experiment Ⅰ = 108
• 4.2.1 Equipment = 110
• 4.2.2 Experimental Procedure = 112
• 4.2.3 Results = 113
• 4.2.4 Discussion = 128
• 4.3 Validation Experiment Ⅱ = 131
• 4.3,1 Equipment = 131
• 4.3.2 Experimental Procedure = 132
• 4.3.3 Results = 133
• 4.3.4 Discussion = 138
• 4.4 Validation Experiment Ⅲ = 140
• 4.4.1 Equipment = 140
• 4.4.2 Experimental Procedure = 141
• 4.4.3 Results and Discussion = 142
• Chapter 5 APPLICATION STUDY Ⅰ : DEVELOPMENT OF A NEURAL NETWORK MODEL OF HANDGRIP IDENTIFICATION = 144
• 5.1 Introduction = 144
• 5.2 Types of Handgrip = 146
• 5.3 Neural Networks = 153
• 5.3.1 Basic Concepts = 153
• 5.3.2 Backpropagation (BP) network = 157
• 5.4 Network Modeling = 162
• 5.4.1 Data Presentation = 162
• 5.4.2 Network Architecture and Training = 165
• 5.4.3 Model Development = 167
• 5.4.4 Comparison to Other Method = 169
• 5.5 Results = 171
• 5.5.1 Sensitivity to Model Parameters = 171
• 5.5.2 Generalization and Comparison = 173
• 5.6 Discussion = 176
• Chapter 6 APPLICATION STUDY Ⅱ : THE EFFECTS OF MOUSE POSITION ON THE PHYSICAL DEMANDS ON THE UPPER BODY = 179
• 6.1 Introduction = 179
• 6.2 Method = 183
• 6.2.1 Subject and Equipment = 183
• 6.2.2 Experimental Procedure = 184
• 6.2.3 Task Variables and Experimental Design = 185
• 6.3 Results = 189
• 6.4 Discussion = 204
• 6.4.1 Fingertip Force = 204
• 6.4.2 Wrist Extension and Ulnar Deviation Angles = 206
• 6.4.3 Muscle Activity in Finger Extensor and Deltoid = 207
• 6.4.4 Elbow Flexion and Shoulder Abduction Angles = 208
• Chapter 7 APPLICATION STUDY Ⅲ : ERGONOMIC EVALUATION OF THE ErgoSafe^ⓡ STAMP HANDLE = 211
• 7.1 Introduction = 211
• 7.2 Method = 214
• 7.3 Results and Discussion = 215
• Chapter 8 CONCLUSIONS = 221
• 8.1 Research Summary = 221
• 8.2 Practical Implications and Limitations = 226
• 8.3 Recommendations for Future Research = 230
• REFERENCES = 232
• Appendix A. Anatomy of the Upper Extremity = 246
• Appendix B. Summary of Physical Risk Factors of WMSDs reported in Epidemiological Studies = 259
• Appendix C. Summary of Personal Risk Factors of WMSDs reported in Epidemiological Studies = 262
• Appendix D. Summary of Exposure Measurement and Evaluation Systems for Risk Factors associated with WMSDs = 263