Task-specific Epidural Stimulation Study

Inclusion Criteria: * At least 18 years of age * Non-progressive spinal cord injury * At least 2 years post injury * Stable medical condition * Unable to voluntarily move all individual joints of the legs * Unable to stand independently * Cardiovascular dysfunction including presence of persistent low blood pressures and/or symptoms of autonomic dysreflexia and/or orthostatic hypotension and/or dysregulation in response to postural changes and/or highly variable blood pressures in a 24 hour period * Urodynamic dysfunction including dyssynergia and/or inability to void voluntarily and/or low voiding capacity * Respiratory dysfunction including at least 15% deficit in predicted pulmonary function outcomes Exclusion Criteria: * Ventilator dependent * Untreated painful musculoskeletal dysfunction, fracture or pressure sore * Untreated psychiatric disorder or ongoing drug abuse * Cardiovascular, respiratory, bladder, or renal disease unrelated to spinal cord injury * Bladder botox injections less than 12 months prior to implant * Colostomy bag, urostomy * Any implanted pump (i.e., baclofen pump, pain pump, etc) * Ongoing nicotine use * Pregnant at the time of enrollment or planning to become pregnant during the time course of the study