Safety and Usability of a Robotic Gait Device for Children and Adolescents With Neurological or Neuromuscular Disease in Their Natural Environment

Other illness

• History of fracture without trauma.
• 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.
• Allergy to any of the EXPLORER materials: cotton, nylon, polyester, PPS, PEEK or ABS.

Other

• Medical contraindications for standing or walking.
• Non-reducible contractures or heterotropic ossifications above the degrees allowed by the device or out of the trajectory imposed by the device
• 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 non-reducible contractures at the time of using the exoskeleton.
• Necessity to walk with more than 5º of hip abduction.
• Impossibility to reach 5º of ankle dorsiflexion with ir without orthoses.
• Lower length dysmetria that cannot be mitigated with a wedge under the foot.
• Skin lesion on parts of the lower extremities that are in contact with the device.

• Diagnosis of cerebral palsy, acquired brain injury or spinal muscular atrophy
• Medical authorization for standing, gait training and weight bearing.
• Informed consent signed by legal guardians.
• Maximum user weight of 60 kg.
• Hip width (between greater trochanters) ≤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 ≤40 (EU)