Interventional , multicenter , comparative study. One eye receiving the cells and the
contralateral eye as a negative control . If effectiveness following review of the primary
endpoint and the advice of an independent expert committee , the experimental treatment will
be offered to the patient to the contralateral eyelid.
Objective is to restore muscle function levator muscle of the upper eyelid by providing a
registry of autologous myoblasts from a non- clinically affected muscle .