Hepp, M Transarterial technique is significantly slower than the peripheral nerve stimulator technique in achieving successful block. [electronic resource] - Regional anesthesia and pain medicine - 660-1 p. digital Publication Type: Letter; Comment ISSN: 1098-7339 Standard No.: 10.1053/rapm.2000.7855 doi Subjects--Topical Terms: Axillary Artery--diagnostic imagingBrachial PlexusHematoma--etiologyHumansNerve Block--adverse effectsRadial Nerve--injuriesRadiography