If only Janine Zust's inflatable rescue sled was the real deal, and not a concept. Right now, I would be sending it to Blam, who had an incident on the slopes of Tahoe yesterday. Called the Firun, it is small enough to fit into a backpack when deflated. See it packed up below.
I reckon you wouldn't even notice a broken leg on the way down the mountain, because the air would cushion you so much it would feel like you were descending on your own bed. [Yanko]