Spinal Cord Stimulation (SCS) for Neuropathic Pain of Back or Lower Extremity

Inclusion Criteria: * Be diagnosed with chronic intractable neuropathic pain of moderate to severe intensity of the back or lower extremity and meeting the criteria for post-laminectomy syndrome, be eligible for SCS, and have independently elected SCS as next line of therapy. * Be 18 years of age or older. * Be willing and able to comply with all study related procedures and visits. * Be capable of reading and understanding patient information materials and giving written informed consent. Exclusion Criteria: * Have sensory loss in the low back or lower extremity as the primary complaint. * Have any significant medical condition that is likely to interfere with study procedures or likely to confound evaluation of study endpoints. * Have participated in any investigational drug or device trial in the last 4 weeks or plan to participate in any other study during the year.