With respect to active exoskeleton applications, an estimated 20,639,200 (7.1%) of non-institutionalized United States residents suffered from an ambulatory disability in 2013, while an approximated 2,512,800 (7.2%) of Canadians reported mobility disablements in 2012. These disabilities cost an estimated annual equivalent of $375 billion in family caregiver support, in addition to significant economic and social burdens to the patient and the healthcare system. 

The 12-DOF SERIAL LOWER LIMB EXOSKELETON