US Patent 10213356 Orthosis device

An apparatus includes a harness, at least one brace that may include an articulated frame coupled to the harness, a pre-tensioning device, a lower assembly coupled to the articulated frame, and an energy-transforming mechanism that may be adjusted to a user and may assist with the user's gait. The energy-transforming mechanism may include an energy storage device coupled to the pre-tensioning device via a superior exotendon and coupled to the lower assembly via an inferior exotendon.