Image: Below-knee amputee with an external pulse generator (EPG) of the saphenous nerve at the mid-thigh and sciatic nerve proximal to the popliteal crease after permanent implantation of peripheral nerve stimulators (PNS) for the respective nerves
Description: 59-year-old, female, presented 6 months after below-knee amputation for peripheral vascular disease with constant stump pain. Following a diagnostic sciatic and saphenous nerve block and successful PNS trial, she proceeded with a permanent PNS implantation of the saphenous nerve and sciatic nerve with > 70% relief of stump pain and reduction in opioid use.
Author: Arun Kalava MD, FASA, EDRA
Affiliation: University of Central Florida College of Medicine