甲哌卡因在牙体牙髓病治疗中的应用

目的评价2%甲呱卡因在口腔临床局部麻醉应用中的有效性及安全性。方法将注射用2%甲呱卡因用于II例患者的深龋备洞或开髓治疗的局部浸润麻醉，观察麻醉时间、麻醉效果、对心血管的影响及其他不良反应，并与7例采用2%利多卡因麻醉作对照。结果试验组的麻醉起效时间短于对照组，而麻醉持续时间长于对照组，医生评价良好率达到90.91%。两组药物均不引起血压、心率的明显变化。结论2%甲呱卡因是一种安全可靠、麻效较好的口腔用局部麻醉剂。

Anesthetic Efficacy of 2% Mepivacaine in Conservative Dentistry

Objective To determine the efficacy of 2% mepivacaine in conservative dentistry. Methods The patients who needed cavity preparation or access to pulp chamber received local infitration with 2% raepivacaine. Anesthesia time, anesthetic efficacy and cardiovascular system influences were assessed. 3% lidocaine with epinephrine was served as control. Results In experiment group, the anesthesia effects were quicker and anesthesia duration was longer than that in control group. Doctors highly appreciated the anesthetic efficacy. Tow groups did not show any evident change in blood pressure and heart rate. Conclusion 2% mepivacaine is a safe and efficacious local anesthetic drug in conservative dentistry.