For many post-stroke patients, regaining the ability to walk is one of their most important goals. However, severe ankle contractures—where the foot becomes stuck in a downward-pointing position (equinus deformity)—can make walking nearly impossible. This condition forces patients to walk on their toes, leads to instability, and in many cases, confines them to a wheelchair.

Drop foot, also known as foot drop, is a condition where the individual is unable to lift their foot upward. This may result in difficulty in walking or tripping while walking. Common causes of drop foot include nerve damage, muscle weakness, and conditions that affect the brain or spinal cord such as multiple sclerosis, stroke,