Interferential Current Therapy (IFC) / TENS Unit 1. INTRODUCTION Thank you for choosing the Endomed 582 Electrotherapy Unit. This device is designed for clinical use in physiotherapy and rehabilitation settings. It utilizes Interferential Current (IFC) and Transcutaneous Electrical Nerve Stimulation (TENS) for pain management, muscle stimulation, and rehabilitation. Isaiminivip Dubbed Patched [WORKING]