Ankle foot orthosis (AFO) is commonly used orthotic
device in order to restore the ankle foot function andto improve the balance and gait in post-stroke hemiparetic
patients. There were a lot of different types of
AFO such as adjustable metal ones and thermoplastic
ones. The metallic AFOs were more preferable in
patients with severe spastic inversion of the foot. The
thermoplastic orthoses were lighter and had better
cosmetic appearances and therefore more preferable
by the patients.6, 7