DENTAL SEALANTS

DENTAL SEALANTS

Dental sealants are quick, easy, and painless dental treatments used to prevent tooth decay.

Prevention is the key. When a tooth has pits, grooves, and fissures, food particles can be trapped into it. These are hard to reach areas for toothbrushes. As more of these particles are caught, they become food for acidogenic bacteria, which causes the weakening of the enamel and ultimately creating a hole in the tooth.  Dentists may recommend dental sealants to prevent tooth decay. Dental sealants are thin plastic coatings placed in a tooth’s pits and fissures to fill them in to create a smooth surface. Dental sealants protect a tooth’s surfaces from cavities by covering its holes and cracks with a protective shield.

Children and teenagers are likely to develop tooth decays, so they are the possible candidates for sealants. Typically, children’s permanent molars and premolars should be protected from the cavity-prone years of age 6 to 14. Children should get their sealants on as soon as they come out.

Dental sealants are also recommended for baby teeth, especially when the child’s teeth have depressions and grooves. The sealants could help hold the correct spacing for permanent teeth, and they can keep the baby teeth in good shape so they won’t decay too early.

TYPES

Types of dental sealants

There are two main types of sealants, and each has its advantages:

Glass Ionomer: advantages:

  • High fluoride release (compared to composite resin type) contains antibacterial properties that can help strengthen the teeth
  • Blends in with the natural color of teeth

Composite resin: advantages:

  • Higher retention rate than glass ionomers
  • Releases fluoride (the amount is lesser than glass ionomer type)
  • Higher tensile strength
  • Blends in with the natural color of the teeth

TREATMENT

Applying dental sealants is an easy and painless process, taking only a few minutes for the dentist to apply. The procedure is as follows:

  1. The teeth to be sealed are cleaned thoroughly.
  2. The teeth are then dried. Absorbent materials are placed around the teeth to be sealed to keep it dry.
  3. The dentist will apply an acid solution on the teeth’ chewing surfaces, which will help the sealant attach to the teeth.
  4. The teeth are again rinsed and dried.
  5. The sealant will then be painted and attached to the tooth enamel. A special curing light will be used to help the fast hardening of sealant.
  6. Once the sealant hardens, the procedure is done.

Sealants can protect the teeth from tooth decay for up to 10 years with good oral hygiene and regular checkups. Regular checkups are required to look out for chipping or wearing.

Benefits of Dental Sealants

  • They protect the teeth from tooth decay.
  • They are easy to apply.
  • The procedure in applying dental sealants is painless.
  • They hold up well under force and pressure of normal chewing.
  • The procedure doesn’t require injection and drilling.
  • Sealants are white or bright in color. They seem virtually invisible.

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