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本文介绍用鞣酸氟化物合剂(简称鞣氟合剂)脱敏。其配方如下:氟化锌50%、氟化锶25%、鞣酸20%、缓冲剂5%。作者选11～63岁,225人511个牙。在局麻下作基牙预备或嵌体洞型后以鞣氟合剂脱敏,经3～133天观察牙本质的知觉状态。随机抽样分为实验组(343颗牙),分别用水或50%甘油与药物调成糊剂涂于切割的牙面,再以暂时冠、嵌体暂封,对照组(168
This article describes the use of tannic acid fluoride mixture (referred to as tanning fluoride agent) desensitization. The formula is as follows: 50% zinc fluoride, 25% strontium fluoride, tannic acid 20%, buffer 5%. The author elects 11 ~ 63 years old, 225 people 511 teeth. Under local anesthesia for abutment preparation or in-hole cavity type, the desensitization was carried out with the tanning fluoride agent. The dentin perception state was observed after 3 to 133 days. Randomly divided into experimental group (343 teeth), respectively, with water or 50% glycerol and medicine tune into a paste applied to the cut tooth surface, and then temporary crown, inlay temporary closure, the control group (168