- DIFFERENCE BETWEEN COMPOSITE AND AMALGAM FILLING:
- Composite and amalgam are the filling material, used to restore cavities.
- Composite filling are made from material matching color of your teeth. It is more advanced version of traditional filling.
- While amalgam made from metal which is visible to people.
- Dental amalgam are sometimes traditional filling triumph over its successor.
- They are best option to fill cavities located in back side of teeth in mouth as area constantly getting wet.
Composite:
It is resin composite filling are made using plastic and ceramic compounds.
Resin compounds were not strong enough to handle chewing and grinding.
It can wear out easily due to chewing and grinding therefore do not last for long time.
Most commonly, it is used in front teeth because same shade like teeth and restore persons smile.
Material
It is combination of two material with different physical and chemical properties.
It is also improve strength and stiffness therefore called combined create material.
Indications
Primary caries followed by tooth discoloration, tooth fracture and erosion especially front teeth.
Contraindication
Excessive masticatory force. Sometimes it may causes microfracture in back side teeth.
Inability to isolate site.
Restoration extending to root surface.
Habits like bruxism.
Poor oral hygiene.
Dental procedure
Decayed portion of teeth will be removed and then layers of material gradually built up, so they fill hole.
Dentist may use ultraviolet light to cure filling in place It hardens each layer quickly so that next layer can be placed in tooth.
Amalgam
It is easy to maintain and is cost effective.
It has only disadvantage that people see it in mouth because color is silver and visible.
Material
Liquid mercury and half is powdered alloy of silver, tin and copper.
Mercury is used to bine alloy particles together into a strong durable and solid filling.
Indication
Class 1, 2, 5, 6, cuspal restoration, die preparation, post endodontic access filling and core.
It is cheaper and economical.
Retrograde root canal filling material.
Contraindication
Non esthetic.
Small cavities which requires removal of tooth structure to achieve retention.
Dental Procedure
Dentist drill tooth to remove decay and then shapes tooth cavity for placement of amalgam filling.
Amalgam filling contains 50% mercury by weight. Mercury is well known toxic material.
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