Background and aim: A burning pain is considered among the most painful conditions experienced by burn patients, specifically, during changing the wound dressing. By using complementary therapies such as aromatherapy, hypnosis, music therapy, acupressure, TENS is considered as nurses' serious tasks and has special importance in pain controlling of patients. This study was accomplished to consider the effect of electrical nerve stimulation (TENS) through skin during replacing the wound dressing in hospitalized burn patients in burn ward of Sabzevar Vasee hospital.