Dr. Sonal Shah (BDS, MBA, PGDPV) is a highly experienced dental professional with over 15 years of clinical practice. A 2010 graduate, she specializes in single-sitting root canals, smile designing, and personalized denture solutions.
The crown is a dental restoration or cap that surrounds the damaged tooth to restore the structure, shape, strength and function of the tooth.The bridge is a dental restoration used to replace the missing teeth with the help of a dental tooth.
Types of Crowns
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All Metal Crown
All ceramic crown
Porcelin fused metal
All metal crown
All metal crowns are fabricated entirely out of metal There are two types of metal alloy one is gold and another one is silver. Nowadays silver silver-colored metal crowns are mostly used. They are used to replace upper and lower posterior teeth. Meet Dr Shah For Bridges and Crown Treatment in Gamdevi Mumbai
Advantages of all metal crown
They have maximum strength.
They have maximum durability.
They are cheaper in price.
Conservative preparations are required
Highly compatible.
Tooth Coloured Crown
There are two types.
Porcelain Fused to Metal(PFM)
All ceramic crown
CAD-CAM CROWN:
In this crown the core of the crown or inner layer of the crown is made up of a metal substructure .porcelain is bound to metal chemically and mechanically on the outer surface. The external surface of the crown is fabricated using ceramics. In the esthetic zone where strength is also required in the upper premolar and molar also in the lower posterior teeth. This is also good option for anterior teeth when all-ceramic crowns are not feasible for the patient.
There are two types of PFM.
Conventional type/hand-made by lab technicians.
CAD-CAM crown(computer-aided design and computer-aided manufacturing software)
Advantages:
Very precise fit and good margin adaptation
Natural tooth-like appearance.
They are cheaper in price.
These crowns also come with a warranty ranging from 5-15 years.
Cheaper than all ceramic crowns.
Metal inside this crown gives it strength
Disadvantages
In PFM crown porcelain is fused to metal cap as result comparatively thinner layer of translucent porcelain can be placed as compared to all ceramic crown. this little bit compromise the look of natural tooth like appearance of PFM crown as compared to all ceramic crown.
With time when gum recess bluish or blackish line of metal may be visible around your gum line.
More tooth reduction is needed as compared to all metal crown