The invention relates to the use of fine powders or powder mixtures for the preparation of an agent for powder-jet cleansing of dental root surfaces, wherein the powders or powder mixtures provide a density of no more than 2.0 g/cm3 and/or a mean particle size of no more than 45 &mgr;m.
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机译:本发明涉及细粉末或粉末混合物在制备用于牙根表面的粉末喷射清洁剂中的用途,其中所述粉末或粉末混合物提供不超过2.0g / cm 3的密度。 /和/或平均粒度不超过45μm。
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