Advancing Surgical Implantation Techniques for Precision Peripheral Nerve Interfaces

A major challenge in delivering bioelectronic therapies that restore function or treat disease is accurately placing tiny electrodes into nerve fascicles to provide highly targeted stimulation. Complementary technologies are being designed to improve the accuracy and reliability of implanting longitudinal intrafascicular electrodes into peripheral nerves. The first innovation introduces a fascicular mapping system that electrically identifies and maps individual nerve fascicles before implantation, allowing surgeons to locate targeted neural pathways with greater precision. The second innovation provides specialized implantation tools and methods that facilitate the placement of multiple intrafascicular electrodes within selected fascicles while supporting and stabilizing the nerve during surgery. Together, these innovations have the potential to substantially improve outcomes for patients receiving peripheral nerve implants by increasing stimulation precision, reducing activation of unintended nerve pathways, and minimizing unwanted side effects, such as pain or involuntary muscle contractions.