This adapter allow people with hand limited movement push the nurse call button (a button with the shape of the picture above). Thanks to the shape of this adapter, it doesn't flip on bed.
Post-printing (see last image): pass the button by the bigger hole from bottom to top. 2. turn the button to fit in the smaller hole. The button will get stuck. 3. Put the button cover and turn it 90°.
This object was made for the "Mutual de Seguridad C.Ch.C" from Chile. In a project of the Direction of innovation and development, and the Neuro rehabilitation institute.