局部麻醉剂的双盲交叉比较。
A double-blind crossover comparison of topical anesthetics.
作者信息
Gill C J, Orr D L
出版信息
J Am Dent Assoc. 1979 Feb;98(2):213-4. doi: 10.14219/jada.archive.1979.0476.
Abstract
Three topical anesthetics and a placebo were compared in 102 separate trials. The degree of anesthesia produced with each agent was determined by placing a needle in the palate near the palatal foramen. Pain produced was rated by the participants on a scale from 1 to 5.
摘要
在102项独立试验中对三种局部麻醉剂和一种安慰剂进行了比较。通过将一根针置于腭大孔附近的腭部来确定每种药剂产生的麻醉程度。参与者对产生的疼痛按1至5级进行评分。
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