What are the steps in cavity preparation?
- Cavity preparation.
- Matrix application.
- Preparation of materials.
- Insertion and carving of materials.
- Finishing and Polishing.
What does amalgam restoration mean?
a·mal·gam res·to·ra·tion. (ă-malgăm restŏr-āshŭn) A dental restoration made of an alloy of an element or metal with mercury. See: amalgam, restoration. Synonym(s): silver filling.
What is resin restoration?
A Preventive Resin Restoration (PRR) is a thin, resin coating applied to the chewing surface of molars, premolars and any deep grooves (called pits and fissures) of teeth. More than 75% of dental decay begins in these deep grooves. Teeth with these conditions are hard to clean and are very susceptible to decay.
What is a Class 2 restoration?
Traditionally, Class II restorations were done with dental amalgam. Over the last 15 years, amalgam use has (obviously) sharply declined while composite use has risen higher and higher. Amalgam offered lots of advantages in Class II situations.
What is calcium hydroxide used for in an amalgam restoration?
The alkaline pH aids in preventing bacterial invasion. Studies have shown that calcium hydroxide “softens” under amalgam and resin-based composite restorations. The results are attributed to hydrolysis of the calcium hydroxide by fluid contamination from dentinal tubules and microleakage.
What is a amalgam restoration?
Dental amalgam is a dental filling material used to fill cavities caused by tooth decay. Dental amalgam is a mixture of metals, consisting of liquid (elemental) mercury and a powdered alloy composed of silver, tin, and copper.
Where would you find a Class 1 restoration in the mouth?
Class I Caries affecting pit and fissure, on occlusal, buccal, and lingual surfaces of molars and premolars, and palatal of maxillary incisors. Class II Caries affecting proximal surfaces of molars and premolars.
What is a composite restoration?
A composite restoration is made up of acrylic, which is white/tooth coloured. Many people call a composite restoration a “filling”. However, a key difference is that a composite restoration can only be performed with white acrylic while a “filling” refers to restoring the teeth with any dental material.