干髓术操作简便,疗程短,是目前临床特别是基层医院常用的后牙牙髓炎的治疗方法。对于干髓术的远期疗效,本文作者作了五年疗效观察及随访,现报道如下。资料与方法一、一般资料:本文统计1996年3月～1996年12月治疗的牙髓炎(包括急性、慢性)共149例,年龄在15～69岁之间,其中642例, 52例,7/734例,8/821例。 Dry pulp surgery is simple, short course of treatment, is currently the clinical treatment of posterior tooth pulpitis commonly used in primary hospitals. For the long-term efficacy of stemmedicine, the author of this article made a five-year efficacy and follow-up, are reported below. Materials and Methods First, the general information: This article statistics from March 1996 to December 1996 treatment of pulpitis (including acute and chronic) a total of 149 cases, aged 15 to 69 years old, of which 642 cases, 52 cases, 7/734 cases, 8/821 cases.