Short-term Spinal Stimulation Effects in Cerebral Palsy

Inclusion Criteria:

Individuals who:

* have a diagnosis of spastic cerebral palsy or high likelihood of CP diagnosis
* are 4-65 years of age
* have spasticity in lower-extremity muscles
* are at a functional Gross Motor Function Classification System (GMFCS) Level I-III
* can walk for at least 10 minutes with/without support
* can understand and follow simple directions
* have a stable medical condition, as reported by the caregiver/parent

Exclusion Criteria:

Individuals who:

* who have had lower-extremity surgery or injury in the prior 12 months
* have had botulinum toxin injections in the prior 3 months
* have had selective dorsal rhizotomy (SDR) in the past
* have uncontrolled seizures
* have significant cardiovascular or musculoskeletal disease that would prevent full participation
* are dependent on ventilation support
* have implanted stimulator (e.g. epidural stimulator, vagus nerve stimulator, pacemaker, cochlear implant, etc) or drug delivery device (e.g. baclofen pump)
* have established osteoporosis and taking medication for osteoporosis treatment.
* have rheumatic diseases (rheumatoid arthritis, systemic lupus erythematosus, etc.)
* have active cancer
* have received stem cell injections into the spinal cord