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Scooped by
Richard Platt
onto Wearable Tech and the Internet of Things (Iot) July 3, 2022 6:43 PM
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A new type of pain relief involves wrapping a tiny strip of material around nerves to prevent them from sending pain signals to the brain.
Why this matters: Northwestern University researchers announced they've developed a fresh, new angle on pain relief -- and critically, one that doesn't require the use of highly addictive opioids. It's a small, soft, stretchy device that can be implanted under a patient's skin to gently wrap around nerves responsible for troubling pain signals. If this prototype passes all necessary safety and experimental trials, it could one day replace toxic opioids for patients who live with chronic pain. Once the device has fulfilled its duties, it dissolves naturally into the body like an absorbable stitch. No surgical extraction required. "As engineers, we are motivated by the idea of treating pain without drugs -- in ways that can be turned on and off instantly, with user control over the intensity of relief," Rogers said. "Our implant demonstrates in animal model studies that this effect can be produced in a programmable way, directly and locally to targeted nerves, even those deep within surrounding soft tissues." "As you cool down a nerve, the signals that travel through the nerve become slower and slower -- eventually stopping completely," Matthew MacEwan of Washington University School of Medicine in St. Louis and study co-author said in a statement. "We are specifically targeting peripheral nerves, which connect your brain and your spinal cord to the rest of your body." "By delivering a cooling effect to just one or two targeted nerves," MacEwan continued, "we can effectively modulate pain signals in one specific region of the body."