Established 20 years ago, BioMedical Life Systems Inc. is a manufacturer of portable electro-therapy devices and accessories. Based in Vista, Calif., the company distributes its products nationally through home health care dealers and internationally through its distributors. It offers a variety of battery operated devices for sale, including transcutaneous electrical nerve stimulators and microcurrent devices used for pain relief; muscle stimulators used for muscle reeducation; interferential and high volt pulsed stimulators used for pain and edema reduction. In addition, it provides an extensive array of electrodes and accessories for all environmental conditions that may affect the performance of the devices.