Ideal Artificial Limbs Solutions

OP4 Knee

OP4 Knee

OP4 Knee is a pneumatic knee joint offering a finely adjustable brake function. OP4 Knee is a pneumatic monocentric knee joint with a brake function. The finely adjustable brake allows for adjusting the joint to a user’s safety requirements.

  • Single axis knee with weight activated brake.
  • Braking behavior can be adjusted to suit the user.
  • High knee flexion angle of 145°.
  • Individually adjustable pneumatic swing phase for harmonious gait.
  • 30 mm (13/16") Pylon Adaptability.
OP4 Knee
General Information
Level of Limb Difference Transfemoral
Max Patient Weight 100 Kg (220 LBS)
Impact Level Low and Moderate

Prosthetic Feet

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