一次性根管治疗对老年人感染根管的疗效

目的观察老年人感染根管一次性根管治疗的短期疗效。方法选择临床诊断为牙髓坏死、慢性根尖炎的病例60例,平均年龄(70.4±5.9)岁。随机分为一次治疗组30例,1次完成根管预备和根管充填;两次治疗组30例,疗程间氢氧化钙根管封药。临床观察指标为术后疼痛及术后2年的临床评定治愈率。结果术后患者疼痛率一次组为36.7%,两次组40.0%,差异无统计学意义(P>0.05);术后两周患者疼痛率一次组为10.0%,两次组33.3%,差异有统计学意义(P<0.05)。6个月临床治愈率分别为58.3%、56.0%,2年的临床治愈率分别为80.0%、72.7%,两组间差异无统计学意义。结论老年人感染根管一次性根管治疗可减少激惹术后疼痛的机会,具有临床可行性。

A clinic study of the postoperative pain of one-visit endodontic treatment for the old man′s infected root canals

Objective To clinically evaluate the postoperative pain level for infected root canals of old mans.Methods 30 infected cases were included in one-visit root canal therapy group and 30 infected cases in two-visit group using calcium hydroxide as an interappointment medicament.A comparison of the clinical results was done between the two groups.The main assessments included postoperative pain evaluated by patients and by clinical examination.Result There was no statistically differences between the groups reg...