FA info icon.svgAngle down icon.svgMedical equipment data
Health topic Waterborne diseases
Health classification Preventative
FA info icon.svgAngle down icon.svgProject data
Location Lausanne, Switzerland
Status Commercialized
OKH Manifest Download

Problem being addressed[edit | edit source]

An estimated 884 million people in the world do not have access to safe drinkable water. 1 in 5 deaths of children are due to diarrheal diseases. Sometimes water treatment at the source is not enough to prevent disease. Cleaning the water at the place of consumption is sometimes more effective.

Detailed description of the solution[edit | edit source]

This device is a gravity fed water purifier that functions without electricity. The water is purified through a microfiber network that filters out anything larger than 20nm.

Relevance to developing country settings[edit | edit source]

This device is designed for developing settings. It is built to last for 5 years without replacement parts. When sold in large quantities, it is sold at $20 each. It is built to run without the use of electricity. There have been clinical trials conducted in Zambia.

Manufacturing[edit | edit source]

  • Manufacturer: Vestergaard Frandsen
  • Manufacturer location: Lausanne, Switzerland

Funding Source[edit | edit source]

$50,000 was provided by Saatchi & Saatchi.

References[edit | edit source]

Peer-reviewed publication[edit | edit source]

Clasen, T, Naranjo J, Frauchiger D, and Gerba C. (2009.) Laboratory assessment of a gravity-fed ultrafiltration water treatment device designed for household use in low-income settings." The American Journal of Tropical Medicine and Hygiene, 80(5), 819-823.

Internally generated reports[edit | edit source]

Vestergard F. (n.d.) LifeStraw® Family – introduction. Link available here.

FA info icon.svgAngle down icon.svgPage data
Part of Global Health Medical Device Compendium
SDG SDG03 Good health and well-being, SDG09 Industry innovation and infrastructure
Authors Eva Shiu
License CC-BY-SA-3.0
Language English (en)
Related 0 subpages, 3 pages link here
Impact 281 page views
Created April 2, 2012 by Eva Shiu
Modified November 4, 2022 by Irene Delgado
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