两种根管预备法对预防死髓牙预备后约诊间痛的分析  

Two kinds of root canal preparation method for the analysis of pain prevention of nonvital teeth after prepared inter appointment

作　　者：曾林[1] 

机构地区：[1]广东省南雄市人民医院口腔科,广东南雄512400

出　　处：《赣南医学院学报》2013年第2期255-256,共2页JOURNAL OF GANNAN MEDICAL UNIVERSITY

摘　　要：目的:探讨预防死髓牙预备后约诊间痛的有效方法。方法:将312例死髓牙患者随机分为逐步后退法组(n=156)和逐步深入法组(n=156),观察根管预备后约诊间痛的发生情况。结果:约诊间痛发生率:逐步后退法组为30.1%(47/156),逐步深入法组为10.2%(16/156),2组比较,P<0.05,有统计学差异。结论:死牙髓采用逐步深入法进行根管预备,可以减少约诊间痛发生率。Objective： To explore the effective method of prevention of nonvital teeth after prepared inter appointment pain. Methods ：312 cases of nonvital teeth were randomly divided into the step back technique group （n = 156） and gradually deepening method group （ n = 156 ） , to investigate the root canal incidence of inter appointment pain after preparation. Results： Incidence of inter appointment pain ： step back technique group was 30.1% （ 47/156 ）, gradual method group was 10.2% （ 16/156 ）, the 2 group P 〈 0.05, there were significant differences. Conclusion：Dead pulp used for root canal preparation step down technique can reduce the incidence of inter appointment pain.

关 键 词：死牙髓 逐步后退法 逐步深入法 约诊间痛 

分 类 号：R781.3[医药卫生—口腔医学]