US Patent 10434357 Dorsiflex and plantarflex exercise machine

A therapeutic rehabilitation device utilizing two parallel independent foot pedals on one side of the device, for isolated ankle exercises, and a larger flat board on the other side of the device, large enough for two feet to rest on, for use in active assistance exercises. To use the device for active assistance rehabilitation, the user places the device on the ground with the two pedals resting on the ground. To use the device for active isolated exercise, the user flips the device over, with the flat board facing the ground, and the two pedals facing upward.