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Introduction to
Orthodontics
Dr. Munizeh KhanBDS, FCPS (Orthodontics)
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Welcome!
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Introduction!
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Class Guidelines
1. Scoring:
Attendance Class Participation
Quizzes
End of year evaluation
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Class Guidelines
2. Course Outline:
a. Introduction to Orthodontics
b. Prenatal growth of CF complex
c. Postnatal growth of CF complexd. Development of Dentition
e. Occlusion in Orthodontics
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Punctuality appreciated
Cell phones = silent please
Discussions/participation encouraged
Class presentations/ assignments
Class Guidelines
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Introduction to
Orthodontics
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Orthodontics?
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Branch of science and art of dentistry
which deals with the development and
positional anomalies of the teeth and
jaws,
as they affect oral health and
the physical, esthetic and mental well
being
Orthodontics
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Orthodontics
Deals with:
Study & supervision of growth & development of
craniofacial complex, specifically jaws and teeth
Preventive & corrective procedures of dental and
jaw irregularities requiring repositioning to establish
normal occlusion and pleasing facial contours
(ABO)
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E ver since Eve flashed Adamher first grin,We have been concerned
about our smiles.Wahl N. Orthodontics in 3 millennia. Chapter 1:Antiquity to the mid-19th century. Am J Orthod
Dentofac Orthop 2005; 127:255-9.
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Long before braces,Long before the term
orthodonticsIt was known that teeth moved inresponse to pressure
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History of Orthodontics
Hippocrates (460-377 BC)
Showed association of teeth
to jaw structures
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History of Orthodontics
If a second tooth should happen to grow
the new one daily pushed by means of the finger
until it arrives at its just proportion.
Celsius(25 BC- AD 50)
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History of Orthodontics
1728: Pierre Fauchard
1880: Norman Kingsley, J.N Farrar
1880s: Recognized as a separate science
1900s: Edward H. Angle
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History of Orthodontics
1900: Edward H. Angle
1917: Calvin S. Case
1930s: P.R Begg
1970s: Lawrence Andrews
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Orthodontics Today
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Malocclusion -why is it so prevalent? Evolutionary changes
Disease of civilization
Refined food, softer diet
Caries Periodontal disease
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Need & Demand of
Orthodontic Tx
Psychosocial problems Handicapping malocclusion
Quality of life Oral function
Chewing
Speech
Risk of trauma / oral disease Injury
Periodontal problems
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Branches of Orthodontics
Preventive Orthodontics:
Preserve normal occlusion
Recognize deviations from normal
Elimination of deleterious habits
Correction of posture and malnutrition Restoration of carious teeth
Space maintenance
Timely removal of retained deciduous teeth
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Branches of Orthodontics
Interceptive Orthodontics:
Recognize developing abnormality
Eliminate irregularities
Space regaining
Supervision of deciduous teeth
Space supervision
Habit breaking devices
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Branches of Orthodontics
Corrective Orthodontics:
Recognizes existence of malocclusion
Need for reducing or eliminating abnormality
Corrective procedures may be:
Mechanical Functional
surgical
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Branches of Orthodontics
Postural Orthodontics:
Related to abnormalities of TMJ
Functional irregularity affecting teeth, jaws ormuscles
Includes:
Splint therapy
Orthodontic therapy
Combination surgical
& orthodontic approach
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Scope of Orthodontics
Moving teeth
Orthopaedic response
Altering soft tissue envelope
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Goals of Orthodontics
1. Functional
efficiency
2. Structural balance
3. Esthetic harmony
4. Stability
5. Optimal oral health
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Orthodontics -
A new beginning!
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