People with chronic, intractable back pain know exactly what they need relief directly where it hurts. Peripheral nerve field stimulation (PNFS), the newest weapon against back pain for people who are finding no relief from conventional treatment, does just that, says Dr. Eugene Lipov, who is Director of Research, Alexian Brothers Hospital Network Pain Program.
Electrical leads are placed just under the skin at the source of the pain, and the area is stimulated by a feed of electricity from an implanted power pack. Patients feel their pain replaced by a slight tingle.
This is an exciting evolution of the dorsal column stimulator for the spine, which has been in clinical use for the last 20 years. Where the previous stimulator was placed in the spinal canal right behind the spinal chord, this is placed at the site of pain, making it very effective for lower back pain and rendering it essentially free of complications.
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