Orthodontics at a Glance

115 Pages·2008·21.088 MB·English

by  Daljit Gill

Orthodontics at a Glance

Orthodontics at
a Glance
Daljit S. Gill
BDS (Hons), BSc (Hons), MSc, FDSRCS (Eng), MOrth,
FDS (Orth), RCS (Eng)
Consultant Orthodontist/Honorary Senior Lecturer
Eastman Dental Hospital (UCLH NHS Foundation Trust)/
UCL Eastman Dental Institute,
London, UK
Honorary Consultant Orthodontist
Great Ormond Street Hospital,
London, UK
This edition first published 2008
©2008 Daljit S. Gill
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ISBN: 9781405127882
Library of Congress Cataloging-in-Publication Data
Gill, Daljit S.
Orthodontics at a glance / Daljit S. Gill.
p. ; cm. – (At a glance series)
Includes index.
ISBN-13: 978-1-4051-2788-2 (pbk. : alk. paper)
ISBN-10: 1-4051-2788-0 (pbk. : alk. paper) 1. Orthodontics. I. Title. II. Series: At a glance series
(Oxford, England)
[DNLM: 1. Orthodontics–methods–Handbooks. WU 49 G475o 2008]
RK521.G55 2008
617.6′43–dc22 2007042412
A catalogue record for this book is available from the British Library.
1 2008
Contents
Acknowledgements and dedication vii 23 Class II division 2 malocclusion 52
24 Class III malocclusion 54
1 Introduction 2 25 Asymmetries 56
26 Open bite malocclusion 58
Craniofacial growth and development 27 Deep bite malocclusion 60
2 An introduction to facial growth and development 6 28 Interceptive orthodontics 62
3 Growth and development of the neurocranium 8 29 Poor prognosis first permanent molars 64
4 Growth and development of the naso-maxillary complex 10 30 Crossbites 66
5 Growth and development of the mandible 12 31 Impacted teeth 68
6 Growth and development of the soft tissues 14 32 Impacted maxillary canines 70
7 Development of the dentition 16 33 Hypodontia 72
34 Supernumerary teeth 74
Diagnosis and treatment planning
8 The aetiology of malocclusion: (i) skeletal and Treatment techniques
soft tissue factors 20 35 The biology of tooth movement 78
9 The aetiology of malocclusion: (ii) locals factors and habits 22 36 Biomechanics of tooth movement 80
10 Classification of malocclusion 24 37 Anchorage management 82
11 Principles of orthodontic treatment planning 26 38 Removable appliances 84
12 Risks and benefits of orthodontic treatment 28 39 Functional appliances 86
13 History 30 40 Fixed appliances 88
14 Extra-oral examination: skeletal pattern 32 41 Stability and retention 90
15 Extra-oral examination: soft tissues 34 42 Adult orthodontics 92
16 Intra-oral examination 36 43 Orthognathic surgery 94
17 Smile analysis 38 44 Cleft lip and palate 96
18 Space analysis 40
19 Orthodontic records 42 Appendix 1 The Index of Orthodontic
20 Cephalometric analysis 44 Treatment need (IOTN) 98
Appendix 2 Commonly used cephalometric points
The management of malocclusion and reference lines 100
21 Class I malocclusion 48 Glossary of orthodontic terms 101
22 Class II division 1 malocclusion 50 Index 104
v

Acknowledgements and dedication
I would like to acknowledge the following people for permission to (Evans, R. & Shaw, W. Preliminary evaluation of an illustrated scale
reprint figures used within the text: for rating dental attractiveness. European Journal of Orthodontics
1987;9:314–318).
Staff at the Eastman Dental Hospital (University College London
Hospital NHS Foundation Trust, London)/University College London Dental Updatefor Figure 17.1B.
Eastman Dental Institute, London, and Farhad Naini (Consultant
Dr Robin Richards (Department of Medical Physics and Bioengineering,
Orthodontist, St George’s and Kingston Hospital), for providing some
University College London, London) for Figure 19.1D.
of the photographs used in this book.
Finally, I would also like to acknowledge and thank Katrina Chandler
Don Enlow and Mark Hans for Figures 3.1A, 4.1A, 4.1B and 4.1C. and all the production team at Wiley-Blackwell for their enthusiasm,
support and hard work throughout this project.
Elsevier for Figures 5.1B and 35.1C (from Proffit, W.R. Contemporary
Orthodontics).
Dedication
Orthocare for permission to reprint the Dental Health and Aesthetic I would like to dedicate this text to my parents and grandparents for the
components of the Index of Orthodontic Treatment Need. The SCAN opportunities they have given me, their love, kindness and encourage-
scale was first published in 1987 by the European Orthodontic Society ment throughout my life.
vii