The technology that put expression into the faces of extra-terrestrial beings in the 2009 hit film “Avatar” is being used at Shriners Hospital in Sacramento to help kids with cerebral palsy become more mobile.
Motion sensors — like those used to help animators — are placed on children with cerebral palsy, allowing cameras to track their gait. Computers then analyze the pictures and measure deviation from normal.
For about $600 to $700 — the same cost as an MRI of a knee — motion analysis gives doctors a picture of how the muscles and bones are functioning. This helps them