Relieve your back pain with Veinoplus Back Treatment session is 45 minutes. Signal of stimulation combines a TENS & an NMES component. TENS (Transcutaneous Electrical Nerve Stimulation) is widely recognized to alleviate pain whereas NMES (Neuro-muscular Electrical Stimulation) stimulates the muscles to cause their contractions & can relieve (relax) muscle spasms. Veinoplus® Back combines 4 effects aiming back pain relief into one single stimulation program. It is designed to relieve pain by local analgesia in the area of stimulation, deliver a relaxing massage to the area of stimulation, relieve muscle spasm in the area of stimulation, & allow the release of natural endorphins to relieve general pain.