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Peripheral nerve stimulator for terminal sciatic nerve neuromas in an amputee
Lekhaj C Daggubati1, Justin R Davanzo1, Elias B Rizk1
1Department of Neurosurgery, The Pennsylvania State University, College of Medicine, Hershey, Pennsylvania.
Neurosurgical Focus: Video
|October 26, 2022
Summary
Neuromas cause severe stump pain in amputees, often resistant to traditional treatments. Novel sciatic nerve stimulation offers a promising alternative for localized pain relief, potentially avoiding complex surgeries.
Area of Science:
- Neurology
- Pain Management
- Neurosurgery
Background:
- Neuromas are challenging peripheral nerve pathologies causing significant pain.
- Pharmacological and surgical treatments for neuromas have limitations, including insufficient efficacy and high recurrence rates.
- Amputees frequently experience chronic stump pain, necessitating effective interventions to improve quality of life.
Purpose of the Study:
- To describe the novel placement of a sciatic nerve stimulator for treating painful stump neuromas.
- To evaluate the potential of external pulse emitter neuromodulation for localized nerve stimulation in stump pain.
Main Methods:
- Placement of a sciatic nerve stimulator in a 77-year-old male patient.
- Targeting neuromas of the common peroneal and tibial nerves in the stump.
- Utilizing external pulse emitter technology for localized nerve stimulation.
Main Results:
- The study details a novel surgical approach for neuromodulation in a patient with painful stump neuromas.
- Successful placement of a sciatic nerve stimulator was achieved.
- This approach aims to provide pain relief for chronic stump pain associated with neuromas.
Conclusions:
- Sciatic nerve stimulation represents a novel therapeutic option for managing painful stump neuromas.
- Neuromodulation with external pulse emitters may offer an effective alternative to conventional treatments.
- This technique could potentially reduce the need for complex stump surgeries, minimizing associated risks.

