Active Stroke Rehabilitation Fahad Aldakheel Bijan Tavazoie Melanie Ferguson Evan Topinka Chad Knutsen

Background Stroke affects one side of the body The main goal is to help stroke patients recover faster and better than current rehabilitation methods. Range of Motion (ROM) Strength Active therapy is used to facilitate patient induced motion of affected limbs

Design Requirements Summary PDS compiled from patient and medical professional interviews Exercise more than one joint Visually unobtrusive (to patient) Small footprint Ease of use / Intuitive interface Safety

External Search Competitor Device Patent Protected! Myomo (mPower1000) Device proves concept Limited to one motion and one part of body Comfort issues Patent Protected!

Internal Search - Brainstorming Arm Brace Robotic Arm CNC table movement Adjustable Chair/Bed Exercise Machine Table mount, wall mount, free standing, mobile

Concept Selection Concepts General Actuation Method System Layout Criteria for Rating Highest Score Possible for Criteria Adjustable Hospital Bed CNC Table Movement Pulley Exercise Machine Table Mount Wall Mount Stationary Freestanding Movable Freestanding Versatility 15 10 Low Weight/Volume 5 2 1 4 3 Simplicity of Design 7 9 6 Ease of Use 8 Low Cost Low Visibility Safety 13   TOTALS 43 44 61 48 56

Detailed Design Progress Motor Drive Circuit Specification Program Feedback Sensing Decision Motor Specification System Testing

Next Steps Integrate components into electronics package ROM and voltage calibration sequence in program Graphic interface integration Tube and slide mechanism refinement Physical refinement: hiding the ugly Investigate wireless communication between sensors and controller Refine sensor attachment and placement Detailed CAD model by March 21st