Overview A Study of Contralateral Limb Block Status: RECRUITING Trial end date: 2025-12-01 Target enrollment: Participant gender: Summary This research is being done to determine if an anesthetic like Lidocaine, may be effective when injected around the sciatic nerve of the intact limb in patients with limb loss pain on the contralateral side.Phase: PHASE4 Details Lead Sponsor: Mayo ClinicTreatments: Lidocaine