Optimal positioning of electrodes connected to a transcutaneous electrical nerve stimulation (TENS) unit is essential for effective pain relief in the knee joint. Electrode placement can vary depending on the specific location and nature of the pain, such as pain originating from osteoarthritis, patellar tendinitis, or general muscle soreness. Common placements involve surrounding the painful area, positioning electrodes above and below the kneecap, or targeting specific trigger points related to the underlying condition. Illustrative diagrams often accompany device instructions to guide users.
Proper electrode placement maximizes the therapeutic effects of TENS by focusing electrical stimulation on the affected nerves. This targeted approach can help reduce pain signals, improve local blood circulation, and promote muscle relaxation. TENS has a history of use in pain management and has been studied for its potential benefits in managing various types of knee pain, offering a non-pharmacological approach to pain relief.