Ankle Robot to Reduce Foot-drop in Stroke

Recruiting

Phase N/A Results N/A

Eligibility Criteria

Inclusion Criteria

- Ischemic or hemorrhagic stroke >2 months prior in men or women
- Residual hemiparesis of the lower extremity that includes symptoms of foot-drop
- Capable of ambulating on a treadmill with handrail support
- Already completed all conventional physical therapy
- Adequate language & cognitive function to provide informed consent and participate in testing and training

Exclusion Criteria

- Cardiac history of:
- unstable angina
- recent (< 3 months) myocardial infarction
- congestive heart failure (NYHA category II or higher)
- hemodynamic valvular dysfunction
- hypertension that is a contraindication for a bout of treadmill training (>160/100 on two assessments)
- Medical history of:
- recent hospitalization (<3 months) for any serious condition leading to significant bed-rest or reduction in mobility function
- symptomatic peripheral arterial occlusive disease
- orthopedic or chronic pain conditions restricting exercise
- pulmonary failure requiring oxygen
- uncompensated renal failure
- active cancer
- Neurological history and exam consistent with:
- dementia
- receptive or global aphasia that confounds testing and training, operationally defined as unable to follow 2 point commands
- non-stroke neurological disorder restricting exercise (e.g. Parkinson's Syndrome, myopathy)
- untreated major depression