Observation of the Gait Cycle in Patients With Hemiplegia in Order to Improve the Triggering of Functional Electrical Stimulation

Inclusion Criteria: * patient has had a first ischemic or hemorragic stroke (supratentorial) within the last 6 months for the "recent stroke" group, or more than a year ago for the "old stroke" group * the patient can walk 10 m without human help, with or without a cane, and a deficit of the foot levator requiring the use of technical assistance to remedy this or involving walking problems * electrostimulated contraction of the anterior tibialis is possible * patient has been informed and has signed the consent form Exclusion Criteria: * cognitive disorder making participation in the study difficult * fixed plantar flexion, knee extended below 0° * patient refuses to sign consent * patient is not covered by a social security system * patient is under any kind of guardianship