They were first developed in the 1960s, but did not gain the popularity they have now until they were improved enough to become stronger than metal fillings.
Mercury, which a liquid metal used in metal fillings, is considered a toxic chemical. That reason alone is enough for most patients to consider an alternative. In addition, the porcelain fillings are stronger, adhere to teeth better, last longer, and are custom made to have the same color and sheen as your natural teeth.
If you take good care of your teeth, they should last 15 years or longer.
Yes, they do cost more than metal fillings. However, because they last longer, the monetary investment is about equal to metal fillings over the long term.
Good candidates are anyone who has cavities or decayed teeth that need fillings, or those who have metal fillings they would like removed and replaced.
They are considered stronger and more durable because they strengthen the cured tooth with many layers of silicon dioxide (a mixture of plastic and glass). They also harden much more quickly than metal and are not affected by extreme hot or cold, which can cause the metal fillings be unstable and expand or contract.
Many dental plans do cover their use, but this will depend on your specific insurance coverage.
If you would like to improve your smile and your life, contact us today to schedule your free cosmetic consultation!