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Tongue Trainer

Tongue Trainer. Team: Andrea Khosropour- Leader Nick Vandehey- BSAC Andy VanDeWeghe- BWIG Brian Bye- Communicator. Client- joAnne Robbins, Ph.D. Dept of Gastroenterology Medical School. Advisor- Mitch Tyler, MS, PE. Project Background.

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Tongue Trainer

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  1. Tongue Trainer Team: Andrea Khosropour- Leader Nick Vandehey- BSAC Andy VanDeWeghe- BWIG Brian Bye- Communicator Client- joAnne Robbins, Ph.D. Dept of Gastroenterology Medical School Advisor- Mitch Tyler, MS, PE

  2. Project Background • Dysphagia affects 15,000,000 adults • Inability to prepare and push down bolus • Poses medical risk, degrades quality of life • Need for a new therapeutic device • Previous Devices • Specifications

  3. Previous Progress • Design Concept • Two piece wireless design • Moldable by user • Implementation • Boil and bite mouth guard • FSR sensor • Working development board

  4. Mouth Piece Specifications • Easy to form at home • Immovable in mouth • Accommodate a large range of mouth/palate sizes and shapes • Comfortable • Inexpensive

  5. Current Mouthpiece Designs

  6. Principle of Piezoelectric Sensor

  7. AIRMARPiezoflexTM • PVDF (polyvinylidene fluoride) • Thin profile, flexible • Copper electroplated Courtesy of airmar.com

  8. Electronics • Picked out Processor • Zilog Z8F0421 • 4k Flash, 2 ADCs • Power Supply • 1.5v to 3.3v charge pump • All minimal surface area • Optimized Code • Originally 30+ Kb • Now 120 bytes

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