Stimulator, Nerve, Electrical, Percutaneous (Pens), For Pain Relief

NHI is the FDA product code for Stimulator, Nerve, Electrical, Percutaneous (Pens), For Pain Relief, a class II device type, regulated under 21 CFR 882.5890. FDA's definition for this code reads: "Percutaneous electrical nerve stimulator (pens) is a device used for the treatment of pain. Unlike the classified transcutaneous electrical nerve stimulator that apply an electrical current to electrodes on a patient's skin to deliver stimulation, a pens uses electrodes that are placed percutaneously to deliver...". As of 2026-09-10, FDA records hold 13 510(k) clearances under this code, the most recent dated 2023-01-25, and no recalls.