The 3S80 Sport knee joint can be used for through knee amputations, it uses a modified form of the rotation hydraulics patented by Ottobock. As a result, it features special swing phase control that is optimally adapted to running.
High demands are placed on a sport prosthesis. It has to be sturdy, yet also lightweight and compact. The knee joint needs to be able to withstand high loads because the forces acting on a prosthesis are greater during running than during walking.