Spinal stimulation may unlock better hand control after injury

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * 22-70 years of age * Non-progressive cervical spinal cord injury * Minimum 12 months year post-injury. * American Spinal Injury Association (ASIA) Impairment Scale (AIS) classification B, C, or D. * Able to take part in upper extremity therapy procedures. * GRASSP-Prehension score ≥10. * MAS Score ≥3 but \<6 in at least one arm. * Can commit to the time required for the study. * Stable medication profile for at least 4 weeks prior to enrollment. * Able to reduce Baclofen dose to 30 mg or less daily. * Capable of providing informed consent. Exclusion Criteria: * Has any unstable or significant medical condition that is likely to interfere with study procedures like severe neuropathic pain, depression, mood disorders, or other cognitive disorders. * Has uncontrolled cardiopulmonary disease or cardiac symptoms. * Requires ventilator support. * Has been diagnosed with autonomic dysreflexia that is severe, unstable, and uncontrolled. * Has an autoimmune etiology of spinal cord dysfunction/injury * Previously diagnosed as having transverse myelitis * History of additional neurologic diseases such as stroke, multiple sclerosis, traumatic brain injury, epilepsy or history of seizures. * Peripheral neuropathy (diabetic polyneuropathy, entrapment neuropathy, etc.) * Uncontrolled spasms, which have been unstable over the past three months prior to enrollment and are not expected to change. * Received Botulinum toxin injections in their upper extremity, neck, or hand within six months prior to enrollment. * Has painful musculoskeletal dysfunction, unhealed fracture, contracture, pressure sore, or urinary tract infection at the time of enrollment. * Breakdown in skin area that will come into contact with electrodes. * Presence of syringomyelia as determined by an MRI. * Currently undergoing treatment for cancer or has been in remission for less than 2 years. * Received stem cell treatment within the past two years prior to enrollment. * Has any active implanted medical device. * Concurrent participation in another drug or device trial that may interfere with this study. * In the opinion of the investigators, the study is not safe or appropriate for the participant. * Persons who are unable to consent, pregnant women, and prisoners.