In addition to listening to the doctor's recommendations, patients should also dental materials have a general understanding, in order to put forward their own views. Dental materials are mainly divided into three types, silver amalgam, glass ionomer filling materials, light-cured composite resin.
The amalgam is a metallic silver and mercury, with a material of a small amount of other metal. Its good wear resistance, strength, and cheap, suitable for dental filling; drawback is the color (silver), the curing process of the expansion phenomenon, likely to result in dental equipment tooth splitting, and is not environmentally friendly, the presence of heavy metal pollution of the environment problem.
The color of the glass ionomer restorative materials bond and teeth, help to protect the pulp tissue to prevent secondary caries; drawback is that the Missing teeth repair wear resistance is not good.
Light curing composite resin advantage of the beautiful, almost as real teeth, adhesion, wear resistance and good; drawback is that the price is more expensive.
No comments:
Post a Comment