INTRODUCTION
1. Father of orthodontics E .H. Angle
2. Orthodontics is a term coined by le fouloun (FRANCE)
3. Orthodontia means orthos
correct right, dont tooth, ics science.
4. Orthodontics is a study of
dental and oral development it seeks to detrmine the factore that control
growth rocesses to the end that a normal function and anatomical relationshi of
these arth may be realized and aims to learn the influence necessary to
maintain such condition. (Mc coy, 1931.
5. Orthodontics can be
studied under four heading
a) Reventive Orthodontics
b) Intercetive orthodontics
c) Corrective Orthodontics
d) Surgical Orthodontics
6. Preventive orthodontics is
the action taken to preserve the integrity of what appears to be normal at a
specific time (e.g: space maintainer).
7. Interceptive orthodontics is
that phase of science and art of orthodontics employed to recognise and
eliminate potentail irregularities and malpositions in the developing
dentofacial complex (e.g: serial extraction).
8. Corrective orthodontics
recognises the existing malocclusion and the need for employing certain
technical procedures to reduce or eliminate the problem and the attendant
sequelae (e.g: removable and fixed appliances etc,).
9. Surgical orthodontiics is
combined orthodontic and surgical management of severe skeletal problems of
maxillomandibular relationship in an individual, where active growth is
completed (e.g: orthognathic surgeries).
10. Aim of orthodontics is
given as Jackson ‘s triad
a) Functional efficiency
b) Structural balance
c) Aesthetics harmony
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