CARIES,DENTAL

This study compares two ways of making dental onlays (custom tooth restorations) for damaged molars: milling from a solid block versus 3D printing. Thirty adults with cavities, broken teeth, or old fillings will receive either a milled or 3D-printed onlay. Researchers will check …

This study tests three different dental cements used to attach prefabricated zirconia crowns to children's front baby teeth. Thirty-six children with cavities will receive crowns, and researchers will check crown retention, gum health, plaque buildup, and parent satisfaction at 1…

This study compares two types of tooth-colored fillings for cavities on the chewing surface of back teeth. One is a new injectable resin composite, and the other is a conventional composite. Over 24 months, researchers will check how well each filling stays in place, resists stai…

This study tests a new dual-cure adhesive used to bond ceramic inlays and onlays to teeth. Researchers will check how often patients have tooth sensitivity after the procedure and how well the restoration holds up over time. 45 adults aged 18-65 with cavities in molars or premola…

This study tests whether specially designed videos can help parents of young children prevent early childhood cavities. The program uses motivational messages to encourage good oral health habits. Researchers are following over 1,200 families enrolled in the WIC program in Iowa, …

This study looks at how two ways of cleaning cavities—removing all decayed tissue versus leaving some softer tissue near the nerve—change the types of bacteria left in the tooth. Researchers will take samples from 48 adults with cavities and analyze the DNA of the bacteria. The g…