By ,, Anas Miqdad
Published on: Mar 4, 2016
Transcripts - Preventive Dentistry
Health [WHO] : Is a state of complete physical, mental
and social well-being and not a mere absence of disease or
Public Health :The art and science of preventing
disease , prolonging life and promoting physical and
mental efficiency through organized community efforts.
Dental Public Health [ADA] : The science and art
of preventing and controlling dental disease and
promoting dental health through organized community
The branch of dentistry that deals with :
• The preservation of healthy teeth and gums
• The prevention of dental caries and oral disease
Is an infection, bacterial in origin, that cause demineralization and
destruction of the hard tissues (enamel, dentin and cementum),
usually by production of acid through bacterial fermentation of the
food debris accumulated on the tooth surface
Cheese is recommended as caries-preventive food ,, How ?
1) Fluoride .
2) Inorganic and organic phosphate.
Definition : is the affection of the periodontium or the
supporting tissues of the teeth.
These may be conveniently divided into local and
systemic predisposing though naturally.
Any particular patient may be affected by more
than one etiological factor.
I. Local factors
II. Systemic factors
1. The consistency of the diet.
3. The process of shedding of deciduous teeth and eruption of
4. Untreated caries.
5. Occlausal abnormalities.
6. Prosthetic and orthodontic appliances.
1. Endocrinal disorders.
3. During acute fevers.
4. Blood dyscrasias.
Good oral hygiene
Devices for entering individual crevices
Early treatment of carious cavities
Disorder of occlusion
A healthy mouth has PINK gums.
An unhealthy mouth has RED gums.
These gums bleed. So keep your
teeth healthy by brushing .
• Many different designs have been manufactured .
• Patients usually uses brushes selected on the basis of cost,
availability, advertising claims, family tradition, or habit .
• Because of the variety in shapes, sizes, textures, and other
• Dental professionals must become familiar with the many
available products to advise patients appropriately
• Conforms to individual patient requirements
• Easily and efficiently manipulated
• Is readily cleaned
• Is durable and inexpensive
• Flexible, soft, and of strength, rigidity and lightness
of the handle
• Has end rounded filaments or bristles
Complete tooth brushing instruction for patients involves teaching;
• What, when, where and how
• The grasp of the brush
• The sequence and amount of brushing
• Supplementary brushing for occlusal surfaces
and the tongue
• Effect from improper brushing
• Care of the tooth brushings
• The emphasis in patient education should be placed on
complete plaque control rather than on number of brushing .
• At least two brushing with interdental cleaning is
recommended for control of bacterial plaque and halitosis
• A night brushing before bed time should be encouraged .
1. Manmade bristles of about 0.4mm thick x 12mm long.
2. Firm and resilient bristles with rounded and polished
3. Short head (about 2.5cm) with flat brushing surface
(2.5x0.5cm) to permit access to all surfaces of the teeth.
4. Multitufted, 2 or 3 rows of separate bundles of bristles.
This allows the bristles to enter easily in the embrasures
and in the depth of the fissures.
5. Able to remove plaque from teeth.
Must be able to adapt to all facial, lingual, palatal, and
occlusal surfaces for bacterial plaque removal .
Manual toothbrush that removes the dental plaque not only
mechanically , but mainly with ionic action
• Offers mechanical aid and less manual effort to achieve some
sort of hygiene.
• special for disabled individual
There are several different acceptable tooth
brushing methods because each patient has
Not one method is perfect for all patients.
Some patients may use more than one
The important thing is to brush thoroughly
for at least two minutes each time and two
times a day ….
The Bass Method
The Rolling Stroke
The Stillman’s Method
The Charters Method
Position the filaments
up toward the root at
a 45° angle to the teeth.
Place the brush with
the filament tips
directed into the
Using a vibratory stroke brush back and forth
with very short strokes for the count of ten.
Reposition the brush to the next group of
Direct the filaments
toward the root of the
Place side of the brush
on the gingiva and
have the plastic part of
the brush even with the
When the plastic portion is even with the
tooth press the filaments against the gingiva
and roll the brush over the teeth.
The wrist is turned slightly and the filaments
follow the contours of the teeth.
Like the Bass Method the
filaments are placed at a
45° angle to the tooth.
Unlike the Bass Method the
filaments are placed half in
the sulcus and half on the
The same stroke is used as
Position the filaments
toward the chewing
surface of the tooth.
Place the sides of the
filaments against the
enamel and angle
them at a 45° to the
Vibrate the filaments gently but firmly,
keeping the filaments against the tooth.
Reposition on the next set of teeth.
PrepareYourTooth brush with tooth paste
Start in the Back
Work in a Clockwise Direction
Brushing the Back Surface of the Upper anteriorTeeth
Brushing the Back of the Lower anteriorTeeth
Brush the Biting Surface
Don’t forget !!!
to brush your tongue and the Inside ofYour Cheeks
• Two brushes for home use and a third in a portable container
for use at work
• Frequent replacement recommended
• Brushes should be replaced before filaments become splayed,
frayed or lose resiliency
• Clean thoroughly after each use
• Brushes should be kept in open air with head in an upright
position, apart from contact with other brushes.
“ Be true to your teeth or they will be false to you ”