PURPOSE A variety of impression trays are used in the fabrication of fixed indirect restorations. Impressions used in the construction of fixed indirect restorations were examined for tray type, manner of use, and overall impression quality. MATERIALS AND METHODS A commercial dental laboratory provided 1403 impressions used to fabricate fixed indirect restorations during a 3-month period. Imp...

Use of direct composite and indirect laminate veneers has been an alternative to metal- and all-ceramic crowns for anterior teeth restorations. Dental traumas are the most common reasons for excessive tissue loss. Treatment options depend on the amount of remaining tissue, the extent of the damage to dental pulp and periapical tissues and the time elapsed before dental treatment. The aim of thi...

OBJECTIVES To review current status of hand held systems for tooth color matching in vivo and corresponding research. SOURCES "Medline" database from 1981 to 2010 were searched electronically with key words tooth, teeth, color and dentistry. CONCLUSION Spectrophotometers, colorimeters and imaging systems are useful and relevant tools for tooth color measurement and analysis, and for quality...