Proof of Concept of Pediatric and Adolescent EXPLORER V2 Exoskeleton in Children With Neurological and Neuromuscular Disease

Inclusion Criteria: * Medical authorization for standing, gait training and weight bearing. * Informed consent signed by legal guardians. * Maximum user weight of 35 kg. * Hip width (between greater trochanteres) ≤40 cm. * Length of the thigh (distance from the greater trochanter to the lateral condyle of the tibia) from 21cm to 36cm. * Tibia leg length (distance from the lateral condyle of the tibia to the lateral malleolus) from 20cm to 35cm. * Shoe size ≤38 (EU) Exclusion Criteria: * Spasticity equal to 4 on the Modified Ashworth Scale at the time of use of the device. * More than 20º of hip and/or knee flessum at the time of using the exoskeleton. * Necessity to walk with 15 of hip abduction. * Skin lesion on parts of the lower extremities that are in contact with the device. * Scheduled surgery scheduled during the study period. * History of fracture without trauma. History of bone fracture traumatic in lower extremities or pelvic girdle in the last 3 months. * Presence of other conditions causing exercise intolerance (such as uncontrolled hypertension, coronary artery disease, arrhythmia, congestive heart failure, severe pulmonary disease). * Conductual disorders that may interfere with the use of the device or their participation in the study, like impulsiveness or the inability to understand simple comands. * Allergy to any of the EXPLORER materials: cotton, nylon, polyester, PPS, PEEK or ABS.