The OP4 is a monocentric, light knee joint with a stable aluminium frame construction and a brake. It is used by above-knee amputees. The powerful pneumatic mechanism reliably controls the swing phase. This enables users with reduced muscle activity to enjoy the benefits of this control.
• Above-knee amputation
• Mobility class: moderate 3
• Maximum body weight 220 lbs
• Finely adjustable brake unit
• Extension/flexion can be set independently of each other
• High knee flexion angle up to 145бы