Radiofrequency (RF) Ablation Prospective Outcomes Study for Central Nervous System - RAPID for CNS

Inclusion Criteria: * Study candidate is scheduled to be treated with a commercially approved Boston Scientific RF system for pain or for CNS applications per local Directions for Use (DFU) * Signed a valid, IRB/EC/REB-approved informed consent form Exclusion Criteria: * Meets any contraindications per locally applicable Directions for Use (DFU) * Currently diagnosed with cognitive impairment, or exhibits any characteristic, that would limit study candidate's ability to assess pain relief or to complete study assessments