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Flex Foot Cheetah
As you can see it in the name, it is also a foot. Sach Foot is used more widely, but Flex Foot is better in many things. It was developed by Van Phillips in 1984. Basically it’s made with a carbon graphite technology. The innovation is the spring in the foot. Flex Foot name was not an accidentally given name. It is more flexible than Sach Foot, but it’s a fact, that it doesn’t looks like a human foot.
It stores kinetic energy, so you can also jump or run with Flex Foot. It is primarily used by people, who are amputated under knee. Flex Foot is used by many paralimpic sportsmen. They can run as fast, as a healthy runner with his own feet. A very famous user is Oscar Pistorius.
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