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Appearance: The main advantage of a direct dental composite over traditional materials such as amalgam is improved tooth tissue-mimicry. Composites can be in a wide range of tooth colors allowing near invisible restoration of teeth. Composite fillings can be closely matched to the color of existing teeth.
Composite resin fillings (also called white fillings) are a mixture of nanoparticles [19] [20] [21] or powdered glass and plastic resin, and can be made to resemble the appearance of the natural tooth. Although cosmetically superior to amalgam fillings, composite resin fillings are usually more expensive.
Ceramic inlays have better physical properties than traditional resin composite fillings for posterior teeth [8] Inlays may allow the dentist to achieve better contours, contact points, and occlusion than direct fillings because they are custom-made for the patient in a laboratory [ 9 ]
Towards the GIC end of the spectrum, there is increasing fluoride release and increasing acid-base content; towards the composite resin end of the spectrum, there is increasing light cure percentage and increased flexural strength. Dental compomers, also known as polyacid-modified resin composite, are used in dentistry as a filling material.
A 2003 study showed that fillings have a finite lifespan: an average of 12.8 years for amalgam and 7.8 years for composite resins. [20] Fillings fail because of changes in the filling, tooth or the bond between them. Secondary cavity formation can also affect the structural integrity the original filling.
He advises opting for a different treatment if there are any "permanent stains or discoloration, cavities, fillings, etc., already on the part of your teeth you want to whiten." Whitening trays ...