The case report study analyzed the degree of muscular activity and timing in selected muscles of upper extremity (humeral cluster) with three different kinds of the grip during walking with the white stick. The results of the study suggest that primary training in the stick may cane be one of the key moments in subsequent formation of motion stereotypes, which become emphasized during walking in the enviroment under load.
The upper sc. alternative white cane, displayed decreased activity in trapeze muscles, which belong. In more general association, among the indices of starting overload of upper extremity.
In the conclusion the authors suggest that sc alternative white cane, will become one of the following variants in the white cane.