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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

The Biological behavior of tricalcium phosphate as a bone substitute in animal model.

January 1992 (has links)
by Yurianto Henry. / Thesis (M.Phil.)--Chinese University of Hong Kong, 1992. / Includes bibliographical references (leaves 88-93). / ABSTRACT --- p.I / ACKNOWLADGEMENT --- p.IV / TABLE OF CONTENT --- p.V / Chapter CHAPTER 1 - --- INTRODUCTION --- p.1 / Chapter CHAPTER 2 - --- LITERATURE REVIEW --- p.12 / Chapter 2.1. --- Bone transplantation and implant --- p.12 / Chapter 2.1.1. --- "Bone graft, implants and their derivatives" --- p.12 / Chapter 2.1.1.1. --- Survival of donor cells --- p.12 / Chapter 2.1.1.2. --- Osteoclasts --- p.13 / Chapter 2.1.1.3. --- Revascularization --- p.14 / Chapter 2.1.1.4. --- Differentiation of new bone cells by induction --- p.15 / Chapter 2.1.2. --- Phases of bone graft incorporation --- p.15 / Chapter 2.2. --- Preparation and properties of calcium phosphate biomaterials --- p.21 / Chapter 2.2.1. --- Drying and sintering of wet slurries --- p.22 / Chapter 2.2.2. --- Crystal and chemical factors --- p.24 / Chapter 2.2.3. --- Factor governing bioresorbability --- p.25 / Chapter 2.2.4. --- Mineral composition --- p.30 / Chapter 2.2.5. --- Mechanical property of calcium phosphate ceramics --- p.31 / Chapter 2.2.6. --- Basic biologic profile of calcium phosphate implant material --- p.33 / Chapter 2.2.7. --- Osteoinduction --- p.44 / Chapter CHAPTER 3 - --- MATERIALS AND METHODS --- p.46 / Chapter 3.1. --- Animal study --- p.46 / Chapter 3.1.1. --- Animal selection --- p.46 / Chapter 3.1.2. --- Material --- p.46 / Chapter 3.2. --- Methods --- p.46 / Chapter 3.2.1. --- Operation --- p.46 / Chapter 3.2.2. --- Hystology --- p.46 / Chapter 3.2.3. --- Quantitative analysis method --- p.57 / Chapter CHAPTER 4 - --- RESULTS --- p.59 / Chapter 4.1. --- Cortical bone --- p.59 / Chapter 4.1.1. --- Role of periosteum in bone healing --- p.74 / Chapter 4.2. --- Cancellous bone --- p.75 / Chapter CHAPTER 5- --- DISCUSSION --- p.78 / Appendix --- p.86 / References --- p.88
2

The biology of bone allografts. / CUHK electronic theses & dissertations collection

January 1998 (has links)
Shekhar Madhuker Kumta. / Thesis (Ph.D.)--Chinese University of Hong Kong, 1998. / Includes bibliographical references (p. 175-190). / Electronic reproduction. Hong Kong : Chinese University of Hong Kong, [2012] System requirements: Adobe Acrobat Reader. Available via World Wide Web. / Mode of access: World Wide Web.
3

A biomechanical, histologic and radiographic study of composite allograft-autografts of the mandible

Robert, Richard C. January 1977 (has links)
Thesis (M.S.)--University of Michigan, 1977. / Typescript (photocopy). Includes bibliographical references (leaves 140-175). Also issued in print.
4

Collagen implants in the rat calvarium

Van Wieren, Clare R. January 1975 (has links)
Thesis (M.S.)--University of Michigan, 1975. / Typescript (photocopy). Includes bibliographical references (leaves 40-51). Also issued in print.
5

A biomechanical, histologic and radiographic study of composite allograft-autografts of the mandible

Robert, Richard C. January 1977 (has links)
Thesis (M.S.)--University of Michigan, 1977. / Typescript (photocopy). eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references (leaves 140-175).
6

Collagen implants in the rat calvarium

Van Wieren, Clare R. January 1975 (has links)
Thesis (M.S.)--University of Michigan, 1975. / Typescript (photocopy). eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references (leaves 40-51).
7

Lipid-extracted bone grafts

Thorén, Klas. January 1994 (has links)
Thesis (doctoral)--Lund University, 1994. / Added t.p. with thesis statement inserted.
8

Lipid-extracted bone grafts

Thorén, Klas. January 1994 (has links)
Thesis (doctoral)--Lund University, 1994. / Added t.p. with thesis statement inserted.
9

Flow conductane property of cancellous bone graft and its effect on bone incorporation.

January 1994 (has links)
by Pang Sai Yau. / Thesis (M.Phil.)--Chinese University of Hong Kong, 1994. / Includes bibliographical references (leaves [87-90]). / Chapter chapter one: --- introduction / Chapter 1.1 --- General Introduction --- p.1 / Chapter 1.2 --- biology of cancellous bone grafts --- p.2 / Chapter 1.2.1 --- Biology of bone graft incorporation --- p.2 / Chapter 1.2.1.1 --- Osteogenesis --- p.2 / Chapter 1.2.1.2 --- Vascularization --- p.3 / Chapter 1.2.1.3 --- Osteoinduction --- p.3 / Chapter 1.2.1.4 --- Osteoconduction --- p.4 / Chapter 1.2.2 --- Histological changes of bone grafts after bone transplantation --- p.4 / Chapter 1.2.2.1 --- Histologic pictures of cancellous autograft --- p.4 / Chapter 1.2.2.2 --- Histologic pictures of cancellous bone allograft --- p.5 / Chapter 1.2.2.3 --- Summary of the histologic changes of bone grafts --- p.5 / Chapter 1.3 --- application of cancellous bone grafts --- p.6 / Chapter 1.3.1 --- Principles of graft incorporation --- p.6 / Chapter 1.3.1.1 --- Operative site --- p.6 / Chapter 1.3.1.2 --- Graft material --- p.7 / Chapter 1.3.1.2.1 --- Autogenic cancellous bone --- p.8 / Chapter 1.3.1.2.2 --- Autogenic cortical bone --- p.9 / Chapter 1.3.2.2.3 --- Vascularized autogenic bone grafts --- p.9 / Chapter 1.3.2.2.4 --- Bone allografts --- p.10 / Chapter 1.3.2.2.5 --- Graft adjuncts and substitutes --- p.11 / Chapter 1.3.2.3 --- Systemic factors influencing gaft incorporation --- p.13 / Chapter 1.3.2.4 --- Local factors influencing graft incorporation --- p.13 / Chapter 1.3.3 --- Bone graft complications --- p.13 / Chapter 1.3.4 --- Placement of a graft --- p.14 / Chapter 1.3.5 --- Bone graft harvesting --- p.15 / Chapter 1.3.5.1 --- Iliac bone graft --- p.15 / Chapter 1.3.5.2 --- Femoral head bone allograft --- p.16 / Chapter 1.4 --- Application of flow conductance concept in a cancellous bone graft --- p.17 / Chapter 1.4.1 --- Physical structure of cancellous bone --- p.17 / Chapter 1.4.2 --- Porosity of cancellous bone --- p.17 / Chapter 1.4.3 --- Flow conductance concept --- p.18 / Chapter chapter two: --- material and method / Chapter 2.1 --- Transplantation of cancellous bone graft - Rabbit model --- p.19 / Chapter 2.1.1 --- Preparation of porcine cancellous bone graft --- p.19 / Chapter 2.1.1.1 --- Bone drilling --- p.19 / Chapter 2.1.1.2 --- Defat and freeze-dry --- p.20 / Chapter 2.1.2 --- Flow conductance measurement --- p.21 / Chapter 2.1.2.1 --- Porosity measurement --- p.21 / Chapter 2.1.2.2 --- Conductance measurement --- p.24 / Chapter 2.1.3 --- Rabbit model --- p.26 / Chapter 2.1.4 --- Methods of assessment --- p.29 / Chapter 2.1.4.1 --- Intraosseous pressure measurement --- p.29 / Chapter 2.1.4.2 --- Histologic study --- p.30 / Chapter 2.1.4.3 --- Blood flow study - use of tracer microspheres --- p.30 / Chapter 2.2 --- Flow conductance measurement of human cancellous bone --- p.34 / Chapter chapter three: --- results / Chapter 3.1 --- Results of the effects of various conductance of the grafts on bone healing in animal model --- p.38 / Chapter 3.1.1 --- Intraosseous pressure measurement --- p.38 / Chapter 3.1.2 --- Histological study --- p.40 / Chapter 3.1.3 --- Blood flow study of cancellous bone grafts --- p.52 / Chapter 3.2 --- Human specimens study --- p.62 / Chapter chapter four: --- discussion / Chapter 4.1 --- Discussion of the results in vivo study --- p.66 / Chapter 4.1.1 --- Intraosseous pressure measurement - a baseline study --- p.66 / Chapter 4.1.2 --- Effects of flow conductance of porcine cancellous grafts on bone regeneration --- p.67 / Chapter 4.1.2.1. --- Threshold conductance --- p.67 / Chapter 4.1.2.2. --- Histological score --- p.68 / Chapter 4.1.3 --- Discussion of graft healing from the blood flow study --- p.70 / Chapter 4.1.3.1 --- Tibia blood supply in relation to bone healing --- p.70 / Chapter 4.1.3.2 --- Effect of different flow conductance on blood flow changes in the tibia-graft structure --- p.72 / Chapter 4.1.4 --- "Comparison of length, porosity and conductance as the parameter on graft healing" --- p.74 / Chapter 4.2 --- Discussion on human bone specimens study --- p.76 / Chapter 4.3 --- General discussion --- p.78 / Chapter 4.3.1 --- The limitation of the animal model --- p.78 / Chapter 4.3.2 --- Some problems related to the clinical aspects --- p.79 / Chapter chapter five: --- conclusion --- p.81
10

The Search of an ideal implant for peritrochanteric fractures: a comparative study of dynamic hip screw and gamma nail.

January 1991 (has links)
by Leung Kwok-sui. / Thesis (M.D.)--Chinese University of Hong Kong, 1991. / Bibliography: leaves 112-121. / ACKNOWLEDGEMENTS --- p.iii / ABSTRACT --- p.v / LIST OF FIGURES --- p.xi / LIST OF TABLES --- p.xvii / CHAPTER / Chapter I --- Introduction --- p.1 / Chapter II --- The Evolution of the Fixation Devices for Peritrochanteric Fractures --- p.13 / Chapter II.1 --- Patho-anatomy and Biomechanics of Peritrochanteric Fractures --- p.14 / Chapter II.2 --- A Review of the Implants Available for Peritrochanteric Fractures --- p.19 / Chapter III --- Methodology --- p.39 / Chapter III.1 --- Biomechanical Analysis of the Gamma Nail and the Dynamic Hip Screw --- p.40 / Chapter III. 1.1 --- The Testing Machine and Equipments --- p.40 / Chapter III. 1.2 --- The Design of the Testing Jig --- p.41 / Chapter III. 1.3 --- The Test of the Sliding Characteristics of the Gamma Lag Screw --- p.43 / Chapter III. 1.4 --- The Biomechanical Behaviour of Gamma Nail Fixation and the Dynamic Hip Screw Fixation in Cadaveric Femora --- p.47 / Chapter III.2 --- Randomized Prospective Trial of Gamma Nail and Dynamic Hip Screw in the Treatment of Peritrochanteric Fractures Among Geriatric Patients --- p.51 / Chapter III.3 --- Anthropometric Study of Chinese Femora with Respect to the Design of the Gamma Nail and the Application of the Anthropometric Data for the Modification of the Gamma Nail --- p.55 / Chapter III.4 --- Method of Statistical Analysis --- p.61 / Chapter IV --- Results --- p.62 / Chapter IV. 1 --- The Biomechanical Analysis of the Gamma Nail and the Dynamic Hip Screws --- p.63 / Chapter IV. 1.1 --- The Sliding Characteristics of Gamma Lag Screw --- p.63 / Chapter IV. 1.2 --- The Biomechanical Behaviours of Gamma Nail and the Dynamic Hip Screw --- p.65 / Chapter IV.2 --- Clinical Studies --- p.70 / Chapter IV.2.1 --- Randomised Prospective Trial of Gamma Nail and Dynamic Hip Screw in the Treatment of Peritrochanteric Fractures --- p.70 / Chapter IV.2.2 --- Comparisons between the Clinical Use of Standard and Modified Gamma Nails --- p.75 / Chapter IV.3 --- The Anthropometric Study of the Proximal Chinese Femora and the Application of Anthropometric Data on the Modification of Gamma Nails --- p.78 / Chapter V --- Discussion --- p.85 / Chapter VI --- Conclusion --- p.109 / REFERENCES --- p.112 / APPENDICES --- p.122 / Chapter Appendix 1 --- Data Record Sheet of Retrospective Analysis of Geriatric Fractures Treated in the Prince of Wales Hospital --- p.123 / Chapter Appendix 2 --- Calibration Curve of the Linear Variable Differential Transformer (LVDT) --- p.125 / Chapter Appendix 3 --- Data Record Sheets for the Randomized Prospective Trial of Gamma Nail and Dynamic Hip Screw --- p.126 / Chapter Appendix 4 --- Operative Procedure of Dynamic Hip Screw and Gamma Nail - A Summary and Modifications --- p.132 / Chapter Appendix 5 --- Methodology for the Measurement of the Sliding of the Lag Screw of Gamma Nail on Serial X-ray Films --- p.138 / Chapter Appendix 6 --- Results of X-ray Measurement and Bone Densitometry Measurement of Cadaveric Femora --- p.142 / Chapter Appendix 7 --- Extra Data from the Results of the Randomized Prospective Trial of Gamma Nail and Dynamic Hip Screw --- p.144 / Chapter Appendix 8 --- Results of Anthropometric Study of 30 Chinese Femora --- p.145

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