Key Users (source 3)


Certain level of interest in maintaining oral hygiene – removes 10 times more plaque


Finds the experience more exciting when using an electric toothbrush, converting teeth-brushing into a fun game instead of a chore

Special Needs

People with limited motor skills, sensitive gums, and those receiving orthodontic care

Basic Function
  1. With bristles that differ in stiffness and size - recommended to be changed every 3 months
  2. With most of the electronic components
  3. Turn toothbrush ON/OFF or change the strength or mode of brushing
  4. Tells the user the current strength setting
  5. Warns user when battery is low
  6. Plug in and place the toothbrush on it
  7. For travel
Needs inteded to fulfill (prioritized) based on users' responses:
  • Clean teeth at at least the same level as a manual toothbrush
  • Able to use anytime - no point if it does not turn on
  • Thoroughly clean teeth - remove more plaque than manual toothbrush
  • Doesn't require effort in brushing - minimal strength needed to clean
  • Easy and comfortable to hold
  • Bristles are able to withstand at least 3 months of use

© 2018 by Kaymie Shiozawa