Cascade - Orthotic & Prosthetic Supplier

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3R40 Lightweight Knee Joint with Manual Lock


The 3R40 lightweight knee is a monocentric modular knee that features an upper and a lower joint section manufactured from a high-strength light metal alloy. The locking mechanism integrated in the lower joint section secures the joint in the extended position and the lock latch engages the stop screw.

  • Locking mechanism is unlocked with the lock bale
  • Moveable plastic cap covers the front joint gap across the entire flexion range
  • Surface is protected against corrosion and wear

  • Activity Level: K1
  • Knee Design Type: Single Axis, Manual Lock
  • Axis: Single Axis
  • Swing Phase: Friction
  • Stance Phase: Friction
  • Control Frame Material: Aluminum
  • Build Height (mm): 34 (knee center to proximal adapter)
  • Product Weight (g): 290
  • Maximum User Weight: 220lbs (100kg)
  • Maximum Knee Flexion Angle: 155 Degrees
  • Proximal Connection: Pyramid Adapter
  • Distal Connection: Tube Clamp
  • Trial Period: N/A
  • Warranty: 24 months from delivery date

  • Manufacturer Recommended HCPCS: L5811
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