Knee Brace with Feedback

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Knee Brace with Feedback
Senior Design Update January 25th, 2005
Presented by Richard Stoner
Group Members Craig Greiner, Zack Mason, Jason
Woods Mentor Dr. George Stetten
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Project Description

• Problem
• Vague interpretation of flexion angle in knee
  after surgical procedure and during
  rehabilitation
• Solution
• Portable digital goniometer, integrated into a
  soft brace with a digital output

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Current Design
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Project Status

• Document Control is current
• Initial prototype design completed
• 3D model of knee acquired
• Suppliers located for components
• Parts have been placed on order

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Upcoming Problems

• Potentiometer that meets the specifications of
  the PDS? Or other analogous measuring device,
  such as an optical encoder?
• Battery packaging and effective life-span?
• Flexibility along the non-functional axes of the
  machine?

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Personal Focus

• Initial idea and development
• Solidworks modeling
• Patent review
• Design integration and overview
• Fit and range of motion
• Electronic capability
• Feedback methods
• Scheduling

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Personal Achievements

• Created first complete model
• Located specific components
• Bearings
• Batteries
• PCB Fabrication
• Document Control Management

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Work-To-Do

• Find a supplier for ball bearings
• Locate a suitable potentiometer
• Investigate flexible plastics/polymers
• Test and help redesign prototype

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Questions?