我们对含微量砷的干髓剂曾做过一些研究,现已作为常规疗法在临床应用,为了观察远期疗效,我们对1962—1976十五年间资料比较完整又能够追踪观察的病例,做了复查,现总结报导如下。研究方法 1.治疗方法: (1) 一次完成法:在局麻下,去龋、揭开髓房顶、去冠髓、暴露根管口,一般有 We have done some research on dry arsenic with trace amounts of arsenic, which has been used as routine therapy in clinical practice. In order to observe the long-term curative effect, we have done a complete analysis of the data during the 15 years from 1962 to 1976, Review, are summarized as follows. Research methods 1. Treatment: (1) a complete method: under local anesthesia, to caries, opened the roof of the pulp, to the coronal pulp, exposed root canal mouth, there are generally