Complications from pressure ulcers (bedsores) are a big problem for hospital patients, and leads to 60,000 deaths in the US each year. Hospitals are installing the MAP (Monitor Alert Protect) system from Israel’s Wellsense. A pressure-sensing mat alerts nurses to reposition patients regularly.
http://israel21c.org/health/worlds-first-bedsore-monitoring-system/
http://www.youtube.com/watch?v=WlPEMr_TH2o