Bad habits

• Habit: it is an action or condition Habit: it is an action or condition which by repetition had become which by repetition had become spontaneousspontaneous

Oral bad habitsOral bad habits

1.1. Thumb suckingThumb sucking

2.2. Mouth breathingMouth breathing

3.3. Lip bitingLip biting

4.4. Tongue thrustTongue thrust

• It decrease with increase in age

• It is less with bottle feeding than glass feeding

• It increase with increasing no. of siblings

• More frequnt in high socioeconomic status

What is the effect of habit on What is the effect of habit on occlusion between the age of 6 occlusion between the age of 6 mo. -5.5 yr.mo. -5.5 yr.

Thumb sucking

• Production of negative or reduced intra oral pressure

• The pattern of sucking is different some children put the thumb only others put thumb and tongue between teeth

What is the treatmentWhat is the treatment

Determinant factors of habit on Determinant factors of habit on occlusionocclusion

DurationDuration FrequencyFrequency IntensityIntensity

Duration

At which age the child get the habit

The time spent by the child to do the habit

Frequency

How many times the patient put his thumb in his mouth per day (day , night, both)

IntensityIntensity

• The force used during the sucking The force used during the sucking habithabit

Treatment of bad habits

Clinical examination1. Type of malocclusion2. finger

Types of malocclusions associated with oral habits

Digit examination Clean Larger in dimension callous

Don’t ask the patient if he Don’t ask the patient if he sucks his finger or nosucks his finger or no

The question should beThe question should be

How many times you How many times you suck ?suck ?

Timing of treatmentTiming of treatment

In deciduous dentition?In deciduous dentition?

Treatment

Mouth breather