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The feasibility of using video stereography to predict the length change of anterior cruciate ligament-cadaveric study.

by Tsang Wai Nam. / Thesis (M.Phil.)--Chinese University of Hong Kong, 1997. / Includes bibliographical references (leaves 163-176). / ACKNOWLEDGMENTS --- p.i / ABSTRACT --- p.ii / Chapter CHAPTER 1: --- INTRODUCTION --- p.1 / Chapter CHAPTER 2: --- LITERATURE REVIEW --- p.5 / Chapter 2.1 --- ACL ANATOMY AND BIOMECHANICS --- p.5 / Chapter 2.1.1 --- Microscopic anatomy --- p.5 / Chapter 2.1.2 --- Gross anatomy --- p.6 / Chapter 2.1.3 --- Functions of ACL --- p.9 / Chapter 2.1.4 --- Kinematics of ACL --- p.10 / Chapter 2.1.5 --- Biomechanics of ACL --- p.12 / Chapter 2.2 --- ACL INJURY --- p.16 / Chapter 2.2.1 --- Epidemiology --- p.16 / Chapter 2.2.2 --- Mechanism of injury --- p.16 / Chapter 2.2.3 --- Clinical signs and symptoms of ACL injury --- p.17 / Chapter 2.2.4 --- Consequences after ACL injury --- p.18 / Chapter 2.3 --- SURGICAL TREATMENT OF ACL INJURY --- p.19 / Chapter 2.3.1 --- ACL reconstruction --- p.19 / Chapter 2.3.2 --- Healing of the graft --- p.20 / Chapter 2.4 --- REHABILITATION --- p.22 / Chapter 2.4.1 --- Rehabilitation of the ACL-deficient knee --- p.22 / Chapter 2.4.2 --- Rehabilitation of the ACL-reconstructed knee --- p.22 / Chapter 2.5 --- KINEMATIC MEASUREMENT --- p.33 / Chapter 2.5.1 --- Reasons for kinematic measurement --- p.33 / Chapter 2.5.2 --- Measurement methods --- p.33 / Chapter 2.6 --- ROENTGEN STEREOPHOTOGRAMMETRIC ANALYSIS (RSA) --- p.45 / Chapter 2.6.1 --- Plain radiographic method --- p.45 / Chapter 2.6.2 --- RSA --- p.45 / Chapter 2.6.3 --- Convergent versus Biplane x-ray methods --- p.46 / Chapter 2.7 --- VIDEO STEREOGRAPHY --- p.49 / Chapter 2.7.1 --- Kinematic studies --- p.49 / Chapter 2.7.2 --- Strain studies --- p.52 / Chapter 2.7.3 --- Errors from video camera measurement --- p.53 / Chapter 2.8 --- EXTERNAL MARKERS --- p.54 / Chapter 2.8.1 --- Skin markers --- p.55 / Chapter 2.8.2 --- Plate markers --- p.55 / Chapter 2.8.3 --- Skeletal markers --- p.56 / Chapter 2.8.4 --- Virtual markers --- p.58 / Chapter 2.9 --- ARTHROSCOPY --- p.61 / Chapter 2.10 --- RATIONALE AND SCOPE OF THE PROJECT --- p.63 / Chapter CHAPTER 3: --- INSTRUMENTATION --- p.69 / Chapter 3.1 --- RSA --- p.69 / Chapter 3.1.1 --- Biplane x-ray apparatus --- p.69 / Chapter 3.1.2 --- Internal markers and implant instrument --- p.70 / Chapter 3.1.3 --- Plexi-glass calibration box --- p.71 / Chapter 3.1.4 --- Transparent digitizer and computer --- p.72 / Chapter 3.1.5 --- Accuracy of the RSA --- p.74 / Chapter 3.2 --- MOUNTING JIGS AND FORCE APPLICATION SYSTEM --- p.74 / Chapter 3.3 --- VIDEO STEREOGRAPHY --- p.76 / Chapter 3.3.1 --- PEAK motion measurement system --- p.76 / Chapter 3.3.2 --- External markers --- p.79 / Chapter 3.3.3 --- Calibration frame --- p.81 / Chapter 3.4 --- ARTHROSCOPY INSTRUMENT --- p.82 / Chapter CHAPTER 4: --- METHODOLOGY --- p.84 / Chapter 4.1 --- EXPERIMENTAL SET-UP --- p.84 / Chapter 4.1.1 --- Specimens --- p.84 / Chapter 4.1.2 --- Implantation of tantalum beads into the ACL --- p.84 / Chapter 4.1.3 --- Set-up of the video motion measurement system and x-ray --- p.86 / Chapter 4.1.4 --- Mounting of cadaveric knees --- p.88 / Chapter 4.1.5 --- Mounting of external markers --- p.88 / Chapter 4.1.6 --- Pre-conditioning --- p.89 / Chapter 4.1.7 --- Application of force --- p.89 / Chapter 4.1.8 --- X-ray and video camera capturing --- p.91 / Chapter 4.1.9 --- The conditions of ACL --- p.91 / Chapter 4.1.10 --- Digitization of x-ray images --- p.91 / Chapter 4.1.11 --- Digitization of video images --- p.92 / Chapter 4.2 --- TESTING OF INSTRUMENTATION --- p.93 / Chapter 4.2.1 --- Accuracy of the PEAK motion measurement system --- p.93 / Chapter 4.2.2 --- Reliability of the experimental set-up and migration of tantalum beads --- p.94 / Chapter 4.2.3 --- "Comparison of the x, y, and z coordinates of external markers imaged by RSA and video stereography" --- p.96 / Chapter 4.3 --- PREDICTION OF LENGTH CHANGE OF ACL --- p.96 / Chapter 4.4 --- BEHAVIOR OF ACL --- p.97 / Chapter CHAPTER 5: --- DATA ANALYSIS AND STATISTICAL METHODS --- p.98 / Chapter 5.1 --- MATHEMATICAL CALCULATION --- p.98 / Chapter 5.1.1 --- RSA calculation --- p.98 / Chapter 5.1.2 --- Determination of the length changes of ACL using RSA and video stereography --- p.102 / Chapter 5.1.3 --- Calculation of center of the external markers --- p.111 / Chapter 5.2 --- ACCURACY OF THE PEAK MOTION MEASUREMENT SYSTEM --- p.113 / Chapter 5.3 --- STATISTICAL METHODS --- p.114 / Chapter 5.3.1 --- Reliability of the experimental set-up and migration of tantalum beads / Chapter 5.3.2 --- "Comparison of the x, y, and z coordinates of external markers imaged by RSA and video stereography" --- p.114 / Chapter 5.3.3 --- Prediction of length change of ACL --- p.115 / Chapter 5.3.4 --- Behavior of ACL --- p.115 / Chapter CHAPTER 6: --- RESULT --- p.116 / Chapter 6.1 --- ACCURACY OF THE PEAK MOTION MEASUREMENT SYSTEM --- p.116 / Chapter 6.2 --- RELIABILITY OF THE EXPERIMENTAL SET-UP --- p.117 / Chapter 6.3 --- MIGRATION OF TANTALUM BEADS --- p.120 / Chapter 6.4 --- "COMPARISON OF THE X,Y, AND Z COORDINATES OF EXTERNAL MARKERS IMAGED BY RSA AND VIDEO STEREOGRAPHY" --- p.123 / Chapter 6.5 --- PREDICTION OF LENGTH CHANGE OF ACL --- p.125 / Chapter 6.6 --- BEHAVIOR OF ACL --- p.129 / Chapter 6.6.1 --- Comparison of length changes in different conditions of ACL --- p.130 / Chapter 6.6.2 --- Comparison of length changes of AM and PL bundles of ACL --- p.131 / Chapter CHAPTER 7: --- DISCUSSION --- p.132 / Chapter 7.1 --- LIMITATIONS --- p.132 / Chapter 7.2 --- VIDEO STEREOGRAPHY --- p.135 / Chapter 7.2.1 --- Accuracy of the PEAK motion measurement system --- p.135 / Chapter 7.2.2 --- Prediction of length change of ACL by video stereography --- p.138 / Chapter 7.2.3 --- External markers --- p.144 / Chapter 7.3 --- BEHAVIOR OF ACL --- p.145 / Chapter 7.3.1 --- Effect of sectioning on the behavior of ACL as measured by RSA --- p.146 / Chapter 7.3.2 --- The behavior of AM and PL bundles as measured by RSA --- p.147 / Chapter 7.3.3 --- Comparison of the RSA and video stereography systems in the study of the behavior of ACL --- p.149 / Chapter 7.4 --- SOURCES OF ERROR --- p.151 / Chapter 7.5 --- CLINICAL APPLICATIONS --- p.153 / Chapter 7.5.1 --- Suggestions to the logistic of the video stereography in in vivo --- p.153 / Chapter 7.5.2 --- Suggested clinical applications --- p.156 / Chapter 7.6 --- FUTURE STUDY --- p.158 / Chapter 7.7 --- CONCLUSIONS --- p.162 / REFERENCES --- p.163 / APPENDICES --- p.177 / Chapter 1. --- Mathematical derivations for RSA system --- p.177 / Chapter 2. --- Computer program for the RSA system: BP41 EXE --- p.186 / Chapter 3. --- Computer program to find the center of the external markers: FINDCG.EXE --- p.191 / Chapter 4. --- Data and statistical results --- p.196

Identiferoai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_322016
Date January 1997
ContributorsTsang, Wai Nam., Chinese University of Hong Kong Graduate School. Division of Surgical Sciences.
Source SetsThe Chinese University of Hong Kong
LanguageEnglish
Detected LanguageEnglish
TypeText, bibliography
Formatprint, viii, 213 leaves : ill. (some col., some mounted) ; 30 cm.
RightsUse of this resource is governed by the terms and conditions of the Creative Commons “Attribution-NonCommercial-NoDerivatives 4.0 International” License (http://creativecommons.org/licenses/by-nc-nd/4.0/)

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