prosthetic knee joint with stance control / polycentric / for walking / adult



  • Mechanical characteristics:

    with stance control, polycentric

  • Applications:

    for walking

  • Patient type:



The 3R55 is used as a titanium polycentric material that improves the functionality of a prosthesis. This is for ambulators that need to work with running and other strong activities. This is designed to handle 275 pounds or 125 kg in weight. It weighs around 730 grams and works for a knee height of up to 40 mm with a 112 degree flexion angle. It can be used for the Otto Block Mobility Grades 3 and 4 systems.