作者: Ralf Kollefrath , Werner Mannschedel , Brigitte Pittner
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摘要: The invention concerns a method of retraction sulcus, in which, first step, flowable material (1) is applied onto the sulcus (5) at least one tooth (4). In second dental dam (2) (4) and brought into contact with or vicinity (1). According to invention, are chosen such that they can form chemical bond each other. Moreover, kit (9) for performing method, which contains (2), wherein bond. Additionally, use method. Finally, device (10) containing have formed