Vibrotactile Coordinated Reset for Spasticity After Spinal Cord Injury

Inclusion Criteria: 1. Age at the time of enrollment: Any adult ages 18 and over 2. Spinal Cord Injury: ASIA C or D injury at level C1-T1 3. Duration of incomplete spinal cord injury minimum 1 years clinical/fundamental 4. Spasticity with a of MAS score \>3 present in upper extremities. 5. Fluent in English 6. If patient is on medication that affects brain function or alters EEG activity, the patient must feel comfortable going off this medication prior to EEG recording. 7. Appropriate social support if required during an off-medication state. 8. Comfortable with technology; can use a computer, check email, and access the internet; can initiate and engage in a virtual meeting for training and monitoring purposes. 9. Feels comfortable going off certain spasticity related medication during in-person study visits 10. Lives in the United States Exclusion Criteria: 1. Sensory deficits in palma manus resulting in missing inter digit discrimination of the fingertips. 2. Any significant neuro-psychiatric problems, including acute confusional state, ongoing psychosis, or suicidal tendencies. 3. Any current drug or alcohol abuse. 4. Participation in another drug, device, or biologics trial concurrently or within the preceding 30 days. Any other trial participation should be approved by the Principal Investigators. 5. Pregnancy, breast-feeding or wanting to become pregnant. 6. Physical limitations unrelated to spasticity that would affect motor ratings. 7. Craniotomy 8. Brain surgery 9. Patient is unable to communicate properly with staff (i.e., severe speech problems) 10. Medications that may affect relevant synaptic plasticity 11. Concurrent Botox treatment 12. A type of hairstyle that would impede the use of an EEG cap.