Safety and Feasibility of an ExoNET for Supination Assistance for Stroke Survivors

Eligibility Criteria

• 1. Between the ages of 40-70 (to reduce confounding effects of aging on muscle, movement accuracy and proprioception)
• 2. Have sustained a single, unilateral stroke at least 8 months prior to enrollment
• 3. Severe to moderate upper extremity impairment (ARAT score 0-30)
• 4. Ability to move their elbow and wrist when supported against gravity
• 5. Cortical stroke with hemiparesis, tactile sensation
• 6. Available medical records about lesion locations indicating the stroke was caused by a middle cerebral artery ischemic infarct
• 1. Bilateral paresis
• 2. Diffuse/multiple lesion sites or multiple stroke events
• 3. Hemispatial neglect or visual field cut that prevent visual feedback
• 4. Shoulder pain and/or articular rigidity on the upper limb joint
• 5. Severe sensory deficits indicated by the Two-Point Discrimination Test
• 6. Botox injection to the affected upper extremity within the previous 4 months
• 7. Aphasia, cognitive impairment, or affective dysfunction that would influence the ability to consent, perform the experiment, or follow commands
• 8. Concurrent participation in upper extremity rehabilitation either as part of a research intervention protocol or a prescribed therapy
• 9. Other neurological issues
• 10. Meet any of the contraindications to Delsys Trigno Sensors:
• * Implanted with electronic devices of any kind, including cardiac pace-makers or similar assistive devices, electronic induction pumps, and implanted stimulators
• * Irritated skin or open wounds
• * Silver allergy