Richard Y. Nomura, DDS

 A Life of Smiles

Boy Brushing Teeth

  Teeth from the Start
Overview of Preventive Dentistry
Fighting Plaque
Preventing Tooth Decay
Preventing Gum Disease (Gingivitis and Periodontal Disease)
How to Brush Your Teeth
How to Floss Your Teeth
Choosing Dental Products


Teeth from the Start

At birth people usually have 20 primary (baby) teeth, which often erupt through the gums as early as six months of age. These teeth are then shed at various times throughout childhood. By age 21, all 32 of the permanent teeth have usually erupted.
Teeth vary in size, shape and their location in the jaws. These differences enable teeth to work together to help you chew, speak and smile. They also help give your face its shape and form.


Overview of Preventive Dentistry

Preventive dentistry relies on good oral hygiene and regular dental care and is important through out your life, whatever your age. By practicing good oral hygiene at home and visiting your dentist regularly, you will prevent dental problems and save time and money as well. In the process, you can save your teeth and gums.


Fighting Plaque

By fighting plaque you can keep your teeth for a lifetime. In fact today, older adults are keeping their natural teeth longer because of scientific developments and an emphasis on preventive dentistry.

Good oral hygiene requires an understanding of plaque. Plaque is a sticky, colorless layer of bacteria. When you eat carbohydrates (foods made of sugar or starch) you feed this plaque, which in turn produces acids that 1) attack tooth enamel, 2) cause cavities and 3) develop a hard substance called calculus (tartar),. Uninterrupted the acid attacks can result in tooth decay and gum disease (periodontal disease). If left untreated, gum disease can cause loss of teeth and bone.

At any age you can begin the fight with plaque and keep your teeth and gums healthy. It’s really quite easy. Simply
  1. Brush your teeth twice a day with a soft-bristled toothbrush and fluoride toothpaste to remove food particles and plaque from the tooth surfaces. While you’re at it, brush the top surface of your tongue to eliminate bad breath and bacteria buildup.
  2. Clean between your teeth daily with floss or an interdental cleaner. Decay–causing bacteria can linger between teeth where toothbrush bristles can’t reach. Flossing removes plaque and food particles from between the teeth and under the gum line.
  3. Eat a balanced diet and limit between-meal snacks. . If a snack is needed, nutritious foods such as raw vegetables, plain yogurt, cheese or a piece of fruit should be chosen.
  4. Schedule regular check-ups - Visit your dentist regularly (every 6 months for most people) for professional cleanings and oral exams.
  5. Ask your dentist about dental sealants, a protective plastic coating that can be applied to the chewing surfaces of the back teeth where decay often starts. Use nightguards for grinding and clenching, and orthotics for temporomandibular dysfunction (TMJ or TMD).
  6. Wear mouth protection such as a mouthguard when you play contact sports or extreme sports.


Preventing Tooth Decay

Tooth decay (cavity or caries) can develop on any surface of any tooth. Because cavities grow, they are much easier and less expensive to treat when they are small. A decaying tooth may not hurt. The dentist checks for tooth decay at your regular check-ups and will periodically use x-rays to check for decay between teeth. The dentist treats tooth decay by cleaning out the cavity and placing a restoration (filling) in the tooth. Insert diagram.

By following the strategies listed above, you can prevent tooth decay.


Preventing Gum Disease

Gum disease (also called periodontal disease) is an infection of the tissues that support your teeth. It is a major cause of tooth loss in adults. Because gum disease is usually painless, you may not know you have it. At each regular checkup the dentist will measure the depth of the shallow v-shaped crevice (called a sulcus) between your tooth and gums to identify whether you have gum disease.

Gum disease is caused by plaque, a sticky film of bacteria that constantly forms on the teeth. These bacteria create toxins that can damage the gums.

Periodontal diseases attack just below the gum line in the sulcus, where they cause the attachment of the tooth and its supporting tissues to break down. As the tissues are damaged, the sulcus develops into a pocket: generally, the more severe the disease, the greater the depth of the pocket.

Periodontal diseases are classified according to the severity of the disease. The two major stages are gingivitis and periodontitis.

In the early stage of gum disease, called gingivitis, the gums can become red, swollen and bleed easily. At this stage, the disease is still reversible and can usually be eliminated by daily brushing and flossing.

In the more advanced stages of gum disease, called periodontitis, the gums and bone that support the teeth can become seriously damaged. The teeth can become loose, fall out or have to be removed by a dentist.

Some factors increase the risk of developing periodontal disease:
  1. Tobacco smoking or chewing

  2. System- wide diseases such as diabetes

  3. Some types of medication such as steroids, some types of anti-epilepsy drugs, cancer therapy drugs, some calcium channel blockers and oral contraceptives

  4. Bridges that no longer fit properly

  5. Crooked teeth

  6. Fillings that have become defective

  7. Pregnancy or use of oral contraceptives

If you notice any of the following signs of gum disease, see your dentist immediately:

  1. Gums that bleed easily

  2. Red, swollen, tender gums

  3. Gums that have pulled away from the teeth

  4. Persistent bad breath or bad taste

  5. Pus between your teeth and gums

  6. Permanent teeth that are loose or separating

  7. Any change in the way your teeth fit together when you bite

  8. Any change in the fit of partial dentures

It is possible to have periodontal disease and have no warning signs. That is one reason why regular dental checkups and periodontal examinations are very important. Treatment methods depend upon the type of disease and how far the condition has progressed.

Good oral hygiene at home is essential to help keep periodontal disease from becoming more serious or recurring. You don’t have to lose teeth to periodontal disease. Brush, clean between your teeth, eat a balanced diet, and schedule regular dental visits for a lifetime of healthy smiles.

Normal, healthy gums
Healthy gums and bone anchor teeth firmly in place.
Insert a diagram of normal healthy gums.

Gingivitis
Gums are red, swollen and bleed easily.

Periodontitis
Unremoved, plaque hardens into calculus (tartar). As plaque and calculus continue to build up, the gums begin to recede (pull away) from the teeth, and pockets form between the teeth and gums.

Advanced periodontitis
The gums recede farther, destroying more bone and the periodontal ligament. Teeth — even healthy teeth — may become loose and need to be extracted.

The good news is that you can help prevent gum disease by taking good care of your teeth every day and having regular dental checkups.


How to Brush Your Teeth

  1. Place your toothbrush at a 45-degree angle against the gums.
  2. Move the brush in a circular motion at the neck of the teeth and from the gums to the teeth for in-between-the-teeth areas, at least 5 times per area.
  3. Brush the outer tooth surfaces, the inner tooth surfaces, and the chewing surfaces of the teeth.
  4. Use the tip top of the brush to clean the inside surfaces of the front teeth, using a gentle up-and-down stroke.
  5. Brush your tongue to remove bacteria and freshen your breath. Remember to go as far back as possible. Should you have a gagging problem, please contact us.

Note: You should replace your toothbrush every three or four months or sooner if the bristles become frayed. A worn toothbrush will not do a good job of cleaning your teeth. Children’s toothbrushes often need replacing more frequently than adults because they can wear out sooner.


How to Floss Your Teeth

  1. Break off about 18 inches of floss and wind most of it around one of your middle fingers. Wind the remaining floss around the same finger of the opposite hand. This finger will take up the floss as it becomes used. Hold the floss tightly between your thumbs and forefingers.
  2. Use your thumbs and forefingers to guide about one inch of the floss between your teeth. Move the floss toward the gum in a gentle rubbing motion. Never snap the floss into the gums.
  3. When the floss reaches the gum line, curve it into a C shape against one tooth. Gently slide it into the space between the gum and the tooth.
  4. Hold the floss with medium pressure against the tooth. Gently rub the side of the tooth, moving the floss away from the gum with up and down motions.
  5. Repeat this method on the rest of your teeth.
  6. Don't forget the backside of your last tooth.

Note: People who have difficulty handling dental floss may prefer to use another kind of interdental cleaner. These aids include special brushes, picks or sticks. If you use interdental cleaners, ask your dentist about how to use them properly, to avoid injuring your gums.
 

Choosing Dental Products

When choosing any dental product, look for the American Dental Association Seal of Acceptance, an important symbol of a dental product's safety and effectiveness. Talk to your dentist about what types of oral care products will be most effective for you. The ADA Seal on a product is your assurance that it has met ADA criteria for safety and effectiveness. Look for the ADA Seal on fluoride toothpaste, toothbrushes, floss, interdental cleaners, oral irrigators and mouth rinse.

By taking care of your teeth, eating a balanced diet and visiting your dentist regularly, you can have healthy teeth and an attractive smile throughout your entire life.

 

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Richard Y. Nomura, DDS

322 SW 155th St. Suite B

Seattle, WA 98166

Ph: 206-246-4660