DESIGN NAME: Washi
PRIMARY FUNCTION: Hygiene and Water Saving Device
INSPIRATION: Hand washing is the #1 tip for preventing the spread of virus and bacteria, but it is usually not done properly and for the right time to make it effective. During the pandemic many strategies were diffused to encourage people to do proper washing, while effective, some of these can become monotonous or easy to forget. Additional to underwashing, overwashing is also an issue and can cause skin irritation due to dryness and also lead to increased water usage and waste.
UNIQUE PROPERTIES / PROJECT DESCRIPTION: Washi is a waterproof attachable device that helps people build hand hygiene and water saving habits by using nudge techniques that induce behavioral change. Washi works by using proximity sensors, time tracking, and easy to understand visual cues and feedback.
With a friendly display and customizable covers, it is a product that adjust to both adults and children. Its technical simplicity gives it potential to be used in homes and public places like schools as a hygiene educational tool.
OPERATION / FLOW / INTERACTION: The Washi device comes with a suction cup and flexible arms that can be placed in different surfaces and locations. Washi consists of 2 main functions. The first oriented towards improving hand washing, ideally to be placed in wash basins areas, and the second towards water saving.
In the first mode, the sensor activation starts a 20 second timer displayed on screen while visually instructing how to wash hands properly. After this time, positive feedback is given with a simple and friendly character to tell that washing has been done properly.
If proximity continues to be sensed, the display will notify excessive water usage, if it stops sensing the proximity before the 20 seconds pass, the timer will continue briefly but will eventually provide bad feedback if there is absolutely no proximity.
The second mode is manually activated with a rotating wheel that allows to set a personal time goal and can be applied for other functions such as teeth brushing or showering.
PROJECT DURATION AND LOCATION: This concept was developed during May 2020 amidst pandemic times and quarantines. Made together remotely from Bogota, Colombia and Milan, Italy.
FITS BEST INTO CATEGORY: Digital and Electronic Device Design
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PRODUCTION / REALIZATION TECHNOLOGY: Suggested technologies and materials:
PC plastic Injection molding
Proximity Sensors with microcontroller, C 2plus language coding
SPECIFICATIONS / TECHNICAL PROPERTIES: 50mm x 50mm x 16mm
Waterproof
Monochrome blue color OLED Display
Battery powered
TAGS: Hand Hygiene, Hand washing, Robots, Devices, Educational Technology, Water Saving
RESEARCH ABSTRACT: Trustworthy health organizations advice and studies where used as secondary research to understand the current situation related to hand washing that served as the basis of this idea. Through existing studies we were able to understand the importance of it, the proper way of doing it and most importantly the possibility of changing the fact that most people do not perform this activity properly. Additionally, the use of water as a valuable resource and the extra time spent at homes has led to increased usage, this raises awareness for the need of improving water saving efforts.
CHALLENGE: We wanted to design an effective product but to keep it affordable to increase its reach and impact. In this sense, we needed to optimize the design and simplify as much as possible the technology and the interactions to be able to overcome this challenge. Another challenge was thinking of usability and integrated functions within the product. We designed Washi in a way which makes it useful for a pandemic scenario and also after the pandemic and that can be suitable for everyone in a family.
ADDED DATE: 2020-05-29 21:45:07
TEAM MEMBERS (2) : Ana Maria Gonzalez Londono and Farshad Saffari Ghandehari
IMAGE CREDITS: Image #2: Adaptation (photoshop montage) from Freepik photography, Nino de alto angulo que se lava las manos, 2020. Image #3: Adaptation (photoshop montage) from photography by ONNE Beauty, 2017
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