Plasma Brush: Pain-Free Fix for Cavities, University of Missouri Study

Researchers are one step closer to a painless way to replace fillings. After favorable results in the lab, human clinical trials are under way on the “plasma brush.” In less than 30 seconds, the plasma brush uses chemical reactions to disinfect and clean out cavities for fillings. In addition to the bacteria-killing properties, the “cool flame” from the plasma brush forms a better bond for cavity fillings

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