tSCS + UL Robotics Training in SCI Patients

Inclusion Criteria: 1. At least 6 months to 5 years from the diagnosis of the traumatic SCI; 2. Participants between 21 and 80 years of age; 3. C2-8 level injuries; 4. ISNCSCI-UEMS \>25, 5. Pinch force \> 25 N; 6. Grasp force \> 100 N; 7. Able to perform the box and block test; 8. Sitting tolerance for at least 1 hour (No known postural hypotension issues or pressure intolerance); 9. Capable of providing an informed consent; 10. Cleared by Neurosurgeons/Orthopaedic Surgeon for tSCS; Exclusion Criteria: 1. Participant has uncontrolled cardiopulmonary disease or cardiac symptoms as determined by the investigator. 2. Participant has any unstable or significant medical condition that is likely to interfere with study procedures or likely to confound performance and outcomes like uncontrolled neuropathic pain, depression, severe cognitive impairment. 3. Unstable or uncontrolled autonomic dysreflexia. 4. Requires ventilator support. 5. Spasms that limit the ability of the subjects to participate in the study training as determined by the investigator. 6. Has an autoimmune etiology of spinal cord dysfunction/injury 7. History of additional neurologic disease, such as stroke, multiple sclerosis and traumatic brain Injury. 8. Pain in shoulder and/or hand which will be inhibitory towards rehabilitative therapy. 9. Severe Upper limb contractures. 10. Acute Medical conditions to Upper limb (ie Fractures that would limit ROM and/or weightbearing). 11. Participants who are pregnant.