University Medical Centre Mannheim 1 article published in JoVE Medicine Subcutaneous Trigeminal Nerve Field Stimulation for Refractory Facial Pain Martin Jakobs1, Sigrid Schuh-Hofer2, Andreas Unterberg1, Rezvan Ahmadi1 1Department of Neurosurgery, University Hospital Heidelberg, 2Center for Biomedicine and Medical Technology, University Hospital Mannheim Treating chronic or neuropathic facial pain can be challenging when medical or standard treatment fails. Subcutaneous nerve field stimulation is the least invasive form of neuromodulation and is used for chronic back pain. We applied this technology to treat chronic and neuropathic trigeminal facial pain.