FDA Product Code NGX: Stimulator, Muscle, Powered, For Muscle Conditioning

FDA product code NGX covers powered muscle stimulators specifically cleared for muscle conditioning — distinct from therapeutic stimulators used for rehabilitation.

These devices deliver electrical impulses to healthy muscle groups to enhance strength, endurance, or recovery in athletic and wellness applications. They are used in sports medicine, physical conditioning programs, and post-operative muscle maintenance.

NGX devices are Class II medical devices, regulated under 21 CFR 890.5850 and reviewed by the FDA Physical Medicine panel.

Leading manufacturers include Bio-Medical Research, Ltd., Zimmer Medizinsysteme GmbH and Actegy , Ltd..