In order to contribute to the rehabilitation of people losing the ability to perform all or part of the upper limb joint movements, especially in hand at the level of the phalanges, carpal and wrist; caused by degenerative or traumatic diseases, in which affected the movements of flexion-extension, rotation; we designed a simple device for therapy, which allows the patient self-employment. Currently, angular measurement tests are conducted with adult patients without pathologies and with congenital and degenerative diseases of the hand, to create a model based on the needs of the adult population in Colombia.