氟斑牙是慢性地方性氟中毒最敏感而突出的症状，其临床表现主要为白垩、着色、缺损。氟斑牙的棕黄色着色和不规则的釉质缺损不但影响美观，而且对患者造成了心理上的负担［１，２］，因此，有效地去除氟斑牙表面着色，改善牙齿的外观，同时又要尽可能地保存牙体组织是氟斑牙治 Fluorosis is the most sensitive and prominent symptom of chronic endemic fluorosis, and its clinical manifestations are mainly chalky, pigmented and defect. Brown and yellow pigmented dental fluorosis and irregular enamel defects not only affect the appearance, but also caused a psychological burden on patients [1,2], therefore, effective removal of dental fluorosis surface, improve the appearance of teeth, while To save as much dental tissue as possible is dental fluorosis