Saturday, April 23, 2011

Composite fillings



Composite fillings are strong, but may not be as hard wearing as amalgam fillings. Composite fillings are tooth colored and are made from powdered glass quartz, silica or other ceramic particles added to a resin base. After the tooth is prepared, the filling is bonded onto the area and a light shone onto it to set it. The dentist will choose a shade to match your existing teeth, although over time staining can occur.

Procedure

Your dentist will give you a local anesthetic to numb the area. The dentist then prepares an access to the decayed area of the tooth and removes the decay and previously placed filling material.  With a composite filling, your dentist will preserve more of the natural tooth as the composite resin can be bonded to the tooth in thin layers. If your tooth's decayed area is close to a nerve, a special liner will be used to protect the nerve.
A special dental material is then used to open up the pores of your tooth's dentin and roughens up the surface of the exposed enamel. This achieves better and stronger bond. The bond resin is applied to stick the composite to your tooth. This material is made of the same dental resin as the composite however it is much more fluid. This layer is then hardened and cured with a very bright light.
Composite resin fillings are applied in thin layers, and slowly built up to form the complete filling. A bright dental light will harden each layer before the next is applied.
Once your filling is placed, your dentist will use a special paper to mark where the new filling is hitting too much. This is called being "high".  The dentist then adjusts the new filling so all your teeth come together properly. Your new composite filling is then polished.

Durability

Composite, resin or white fillings have been around for about two decades. Composite fillings have the advantage of requiring a more “conservative” tooth preparation (e.g., less drilling required); can have a strengthening effect on the tooth; are very aesthetic; and virtually blend in with the tooth. Composite fillings are the material of choice for repairing the front teeth. On the down side, they are more technique sensitive for the dentist to place and require more time resulting in more expense.
These resins typically last from 5-12 years before they begin to chip and wear away. When this happens, the restoration will need to be replaced.

4 comments:

  1. The composite fillings are good and it gives a natural color to the teeth. The composite filling prevents the cavity from spreading to the other teeth and to the roots of the teeth

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  2. I have a issue with these fillings that they always get off from the tooth after sometime. I have a bad tooth ache problem and mostly I go for filling but these are not the trusted way of fillings. I am doing a fitness program and this problem is disturbing my fitnes training.

    ReplyDelete
  3. Even though it takes a little more time to do patients like the results of having a more natural looking restoration that matches their tooth bonded fillings.

    ReplyDelete
  4. Our dentist offer composite fillings to the patient, which are nearly undetectable and are an excellent alternative to metal fillings. These fillings gives you long lasting results, adding a new fresh look to your teeth.

    ReplyDelete

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