US Patent 11963922 Walking assistance devices and rehabilitation systems

Walking assistance devices and systems for rehabilitation system for reducing the knee adduction moment in a user, reducing stress on the knee, and potentially slowing deterioration of the knee associated with osteoarthritis of the knee and delaying the need for knee replacement surgery. In one embodiment the walking assistance device includes a handle or grip portion, a shaft portion, and a base portion having a rocker bottom which reduces the knee adduction moment on the stance leg of a user.