Oral Bad Habits in orthodontics
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Transcript of Oral Bad Habits in orthodontics
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Bad Oral Habits
In Orthodontics
محمد جمال خالد
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Oral habits is NOT Disease it’s Condition
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Oral Habits • Oral Habits in infancy and early childhood
considered normal.
• Form 3 – 4 years and above may become symptoms and its effect the development of
the maxillofacial complex
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Oral habits depends on
• 1. intensity : amount of force applied on the tooth
• 2. frequently : number of times that the habits present in a day
• 3. duration : the amount of time spent in the habits
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• The child who sucking high intensity in low duration have less effect on the teeth than the child that use low force with long duration ( 6
hr. ) per day
•Duration is more effect than intensity
Oral Habits
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Thumb sucking habits Thumb sucking habits define as placement
of the thumb into the mouth Not only the thump it can be any finger
The thumb habits is the majority of the oral habits
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Anterior open bite
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Proclination of the upper
Retroclination of the lower
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Posterior crossbite
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• How to STOP this habits ???• First ask the patient to leave it and talk with the parents • Second use of orthodontics appliance • 1. Fixed appliance cemented to the teeth • 2. Removable appliance can be removal
Thumb sucking habits
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Fixed appliance
Bluegrass appliance
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Fixed appliance
Palatal Crib
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Removal appliance
Modified Hawley
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Pacifier Habits
Pacifier habits is the same as the thumb
sucking With the same effect on
the dental and development of the archit can be develop
medial diastema
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Pacifier Habits
Treatment of the this habit can be done
without orthodontics appliance By take it out from him
or can be make bad test
So he will leave it
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Lip Habits• Lip habits Include lip bite and lip sucking The must commonly lip habits is sucking the
lip behind the upper incisors
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Lip bumper
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Nail Bite • Rarely seen in the patient before 3 – 6 years • Most effect is removal of the occlusal surface of the tooth
which will lead to over eruption of the opposite tooth • May lead to anterior openbite or tooth crossbite
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Tongue Thrust Habits (TTH)• Tongue Thrust Habits (TTH) : condition in which the
tongue make contact with anterior teeth during swallowing to meet the lower lip
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Tongue Thrust Habits (TTH)• all infants exhibit a swallowing pattern involving tongue
protrusion, but by six months of age most lose this reflex allowing for the ingestion of solid foods
• Tongue thrust is normal in infants until approximately the age of six months
• The most cause of it large tongue • It will cause Anterior openbite
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Oral Screen
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Mouth Breathing • Mouth Breathing : respiration from the mouth instead of
the nose • The most cause of it that • 1. nasal obstruction • 2. lip incompetence
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Oral screen with holes for breathing
Oral screen with lingual crib
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Thank YOU