Clinical Research Directory

Inclusion Criteria: * Diagnosis of CP and a crouch gait * Provision of signed and dated informed consent form. * Stated willingness to comply with all study procedures and availability for the duration of the study, or alternatively, ability to do so based on parent report and physician observation during history and physical examination. * Body weight between 20 and 125 Kg * Knee flexion retraction assessed in supine position by less than 10°. Hamstring contracture as assessed by straight leg raising test does not limit ability to participate in the study. * Subjects must not have had a tibio-tarsal arthrodesis. In addition, they must have at least 5° of passive dorsi-flexion of the ankle. * Able to walk at least 3 m without stopping, with or without a walking aid. * Able to understand and follow simple directions based on parent report and physician observation during historical and physical examination. * GMFCS level I, II and III * MAS score ≤ 2 Exclusion Criteria: * Any severe neurological, musculoskeletal and/or cardiorespiratory involvement preventing the ability to walk; * A history of uncontrolled seizure in the past year * Severe spasticity * Hip and/or knee flexion contracture of more than 20°