A method of forming a dental impression in two steps comprises first applying a light-curable impression material to a portion of the oral cavity of interest to form an initial impression and exposing said impression material to a source of activating light to at least partially set said impression material, and then applying a chemically-curing impression material over the light-cured impression material and allowing said chemically-curing impression material to set and bond with the light-cured material, before finally removing the resulting composite impression from the oral cavity.
一种分两步形成牙科印模的方法,包括首先将光固化印模材料应用于口腔的相关部分以形成初始印模,并将所述印模材料暴露于活化光源以至少部分固化所述印模材料,然后在光固化印模材料上应用
化学固化印模材料,并使所述
化学固化印模材料固化并与光固化材料粘合,最后从口腔中取出所形成的复合印模。