A Post Market Cohort to Assess the Performance of the Spinal Modulation Neurostimulator System for the Management of Chronic Neuropathic Pain of the Foot and/or Lower Leg

A Post Market Cohort to Assess the Performance of the Spinal Modulation Neurostimulator System for the Management of Chronic Neuropathic Pain of the Foot and/or Lower Leg

14-SMI-2013 is a post market, observational, questionnaire based study to assess the effectiveness of the commercially available Axium neurostimulator in the management of neuropathic pain of the foot and/or lower limb

Inclusion Criteria:

1. Subject is at least 18 years old
2. Subject is able and willing to comply with the follow-up schedule and protocol
3. Chronic, intractable pain in the foot and/or lower leg for at least 6 months
4. Failed conservative treatments for chronic pain including but not limited to pharmacological therapy, physical therapy and interventional pain procedures for chronic pain
5. Minimum baseline pain rating of 60 mm on the Visual Analog Scale in the primary region of pain
6. Subject is able to provide written informed consent

Exclusion Criteria:

1. Female subject of childbearing potential is pregnant/nursing, plans to become pregnant or is unwilling to use approved birth control
2. Escalating or changing pain condition within the past month as evidenced by investigator examination
3. Subject has had corticosteroid therapy at an intended site of stimulation within the past 30 days
4. Subject has had radiofrequency treatment of an intended target Dorsal Root Ganglion within the past 3 months
5. Subject currently has an active implantable device including implantable cardioverter defibrillator, pacemaker, spinal cord stimulator or intrathecal drug pump
6. Subject is unable to operate the device
7. Subjects with indwelling devices that may pose an increased risk of infection
8. Subjects currently has an active infection
9. Subject has participated in another clinical investigation within 30 days
10. Subject has a coagulation disorder or uses anticoagulants that, in the opinion of the investigator, precludes participation
11. Subject has been diagnosed with cancer in the past 2 years.