Poole, D. (2007) Use of TENS in pain management. Part two. How to use TENS. Nursing Times; 103: 8, 28-29. Transcutaneous electrical nerve stimulation is widely used in pain management but its effectiveness depends on the stimulation being targeted appropriately. This article, the second in a two-part series, outlines how to set up and use a TENS machine to achieve the most effective results.