Reanimation in Tetraplegia

Inclusion Criteria: * Must be 21 years or older. * Must be tetraplegic (C4- C6 ASIA A). * 12 months post injury and neurologically stable. * Participant is willing to comply with all follow-up evaluations at the specified times. * Participant is able to provide informed consent prior to enrollment in the study. * The participant is fluent in English. * Participant must have a caregiver willing to participate in the study who will provide care for the surgical site. Exclusion Criteria: * No active wound healing or skin breakdown issues. * No history of poorly controlled autonomic dysreflexia. * Medical contraindications for general anesthesia, craniotomy, or surgery. * Diagnosis of acute myocardial infarction or cardiac arrest within previous 6 months. * Participants with any type of destruction and/or damage to the motor cortex region as determined by MRI. * History of psychiatric disturbance or dementia * Other implantable devices such as heart/brain pacemakers * Participants who rely on ventilators * Co-morbid conditions that would interfere with study activities or response to treatment. * History of a neurological ablation procedure. * Labeled contraindication for MRI. * History of hemorrhagic stroke. * History of HIV infection or ongoing chronic infection (such as tuberculosis). * Pregnant or of child-bearing potential and are not taking acceptable methods of contraception. * Participation in another FDA device or medication trial that would interfere with the current study.