tACS for Sensory Motor Recovery After Stroke

Inclusion/exclusion criteria for stroke subjects

Inclusion criteria:

1. Age between 18\~75 years old
2. ≥ 6 months post stroke, medically stable;
3. Unilateral, single stroke (no restriction on type (ischemic or hemorrhagic) or volume (large or small) of stroke);
4. Visible finger flexor activation/movement
5. The ability to give consent

Exclusion criteria:

1. Patients with visual deficit/neglect; hearing or cognitive impairment;
2. Patients that are currently adjusting tone alternating medications (e.g., baclofen), or
3. Patients received botulinum toxin injection to the arm/fingers \<4 months, or phenol injections \<2 years;
4. Patients with pacemaker, metal implants or supplemental oxygen;
5. Patients who have musculoskeletal disorders, including pain in the affected side
6. Women who are pregnant.