Woolf C J, Mitchell D, Myers R A, Barrett G D
S Afr Med J. 1978 Feb 4;53(5):179-80.
Transcutaneous electrical stimulation of the intercostal nerves innervating the site of fractured ribs in 6 patients produced subjective and clinical evidence of decrease in the pain experienced by the patients. This analgesia was not significantly modified by naloxone, a pure narcotic antagonist. The possible role of endogenous morphine-like substances in peripheral electro-analgesia in man is discussed.
对6例肋骨骨折部位的肋间神经进行经皮电刺激，产生了患者疼痛减轻的主观和临床证据。这种镇痛作用未被纯麻醉拮抗剂纳洛酮显著改变。文中讨论了内源性吗啡样物质在人体外周电镇痛中的可能作用。
