用6只狗进行了国产新型双糊剂复合树脂的牙髓刺激性实验,以硅粘固粉和丁香油氧化锌糊剂分别作阳性和阴性对照材料。按规定时间,处死动物作组织切片染色,在光镜下观察。结果表明新型双糊剂复合树脂对狗牙髓有一定刺激性,其程度略轻于硅粘固粉。建议临床应用时必须垫底。 Six domestic dogs were used to study the dental pulp irritation of the new double-paste composite resin. Silicone cement and clove oil zinc oxide paste were used as positive control and negative control respectively. According to the prescribed time, animals were sacrificed for tissue section staining, observed under a light microscope. The results show that the new double-paste composite resin on the dog's pulp has some irritation, the extent slightly lighter than the silicon cement. It is recommended that the bottom of the clinical application.