Can Dental Sealants Repair a Damaged Tooth?

While most people are familiar with dental sealants as a preventative treatment for a child's teeth, it is essential to recognize their broader applications. Dental sealants can serve as a remedy for sensitive teeth or even reverse the early stages of a developing cavity. This treatment can also significantly improve the health of a tooth with more extensive damage.

The nature of dental sealants

Dental sealants are a liquid version of dental bonding, tooth-colored material dentists use to fill teeth. As a proactive measure against tooth decay and sensitivity, dentists often recommend applying this liquid to exposed teeth roots or as a protective covering for worn enamel. Additionally, sealants can help smooth and safeguard the rough biting surfaces on the back teeth.

A pediatric dentist will solidify the liquid sealant using a curing light, making it a hard, protective coating. This layer acts as a physical barrier, preventing potentially harmful elements like bacteria, heat, cold, sugar, and corrosive foods. The coating protects the teeth and prevents these elements from reaching the child's teeth.

It is important to note that dental sealants are hardly noticeable on the child's teeth. They are typically placed on the molars at the back of the mouth and other hard-to-reach areas. In addition, the sealant is clear or tooth-colored and extremely thin, ensuring a natural-looking appearance.

Tooth damage that dental sealant can fix

Sealants can reinforce thin enamel, protecting it from further erosion, while fluoride treatments provide the necessary minerals to strengthen it. Some sealants can even help remineralize teeth by incorporating fluoride.

Problems that dental sealant cannot fix

It is important to remember that there are limitations to using dental sealants. They are too thin to fix extensive damage to the teeth structures, and they cannot substitute a dental restoration. Consider the following scenarios as examples:

• Minor fractures and breaks: For minor fractures and breaks, dentists will often use veneers or other cosmetic treatments to hide them.
• Teeth grinding: Dental sealants alone are not sufficient to combat teeth grinding. In such cases, a dentist may prescribe a nightguard in addition to the thin layer of sealant.
• Severe damage: Extensive tooth damage may require indirect fillings like onlays, inlays, or crowns.
• Advanced tooth decay: Large cavities, tooth decay, and cracks are better suited for direct fillings, such as bonding, which is a thicker version of dental sealant.

While dental sealants can provide relief for children with sensitive teeth, it is important to note that they are not a permanent fix. This treatment offers medium-term relief while the child’s parent pursues the necessary treatment to address the underlying cause of their oral health issues.