The objective of this study is to assess the superiority in achieving personal goals (set by the patient and the medical team) according to the GAS scale (Goal Attainment Scaling) while wearing the carbon medical device Ankle Foot Orthosis (AFO) compared to a standard plastic ankle foot orthosis.
Patient with a foot levator muscles impairment (single or bilateral drop foot) and / or instability of the back of the foot, associated with a deficit of the triceps
Patient with inability to stand on tip-toe on one foot
Patient having signed a free and informed consent
Patient affiliated or entitled to a social security scheme
Patient with fixed varus-equine foot
Patient with an unstable skin condition (whether or not treated with additional treatment that may change the footwear)
Patient with a a foot levator muscles impairment with a deficiency of the quadriceps and hamstrings (knee involvement)
Patient with uncontrolled spasticity