左旋布比卡因小剂量连续腰麻在老年人髋关节置换术中的应用

The Applica Tion of Continuous waist Amesthesin by low Dosage Levobupivacaine in the Elderly’S hipbone Aeplacemert

目的探讨小剂量左旋布比卡因连续腰麻在老年人髋关节置换术的麻醉效果和可行性。方法选择行髋关节置换术病人40例,年龄70～90岁,L组(n=20):0.75%左旋布比卡因2ml+注射用水3ml,B组(n=20):0.75%布比卡因2ml+注射用水3ml。两组均以0.1ml/秒的速率向蛛网膜下腔注入1.0～1.3ml。结果两组麻醉效果完善,血流动力学稳定。结论小剂量左旋布比卡因连续腰麻在老年人髋关节置换术中应用安全可行。

Objective To reveal the auesthetic effect and feasibility of Coutinuous waist levobupivacaine in the elderly 抯 hipbone replauewent. Methods 40 patients of hipbene auestesia by low dosage replacement are selectd between 70-90 years old to 2 groups. Lgroup（n=20）;0. 75% levobopivacaine 2ml＋0. 9%NS3ml, Bgroup（n=20） 0.75% bopivacaine 2ml＋0. 9%NS3ml. Both groups are injto the arachuoid by the vebcity of 0. 1ml per sec. Results The anesthetic effect are same in the two growps also the blood stream dynamics. Conclusions The appli cation of continous waist anesthena by low dosage levobopivacaine in the elderly＇ s hipbone rephcement is safe and fensibce.