Dental sealants are an excellent method to prevent tooth decaySealants are thin layers of white resin composite that protect the grooves of molars and premolars in order to prevent the formation of cavities. The molars and premolars have recesses on their biting surface that are called pits and fissures. These areas are vulnerable to tooth decay because food debris stick into them and allow the bacteria to attack the tooth and form cavities. The objective of the sealant is to fill these small grooves and eliminate these “traps” by closing them tightly so that the toothbrush can effectively scrub the entire surface of the tooth. Sealants have a lifespan of several years but may become damaged over time or fall off. This is why a routine annual visit to your dentist is recommended. |
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Understanding the surface of your molar toothBy forming a fist with your fingers, you will have the representation of the chewing surface of a molar. In fact, the position of your fingers on the top of your fist represent the grooves and depressions of the tooth surface. A “pit” is the larger space at the bottom of a groove, it is not easily accessible with the bristles of your toothbrush. |
At what age should sealants be placed?Sealants can be applied after the eruption of the first molars (around age 6) and the second molars (around age 12). |
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