1. introduction to orthodontics

8/3/2019 1. Introduction to Orthodontics

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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
http://en.wikipedia.org/wiki/File:Hippocrates_rubens.jpg


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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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1728: Pierre Fauchard

1880: Norman Kingsley, J.N Farrar

1880s: Recognized as a separate science

1900s: Edward H. Angle


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1900: Edward H. Angle

1917: Calvin S. Case

1930s: P.R Begg

1970s: Lawrence Andrews


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Orthodontics Today
http://www.smilecville.com/images/SamClearMed.JPG


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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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Interceptive Orthodontics:

Recognize developing abnormality

Eliminate irregularities

Space regaining

Supervision of deciduous teeth

Space supervision

Habit breaking devices


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Corrective Orthodontics:

Recognizes existence of malocclusion

Need for reducing or eliminating abnormality

Corrective procedures may be:

Mechanical Functional

surgical


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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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1. introduction to orthodontics

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