Cascade - Orthotic & Prosthetic Supplier

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3R46 Polycentric Knee for Knee Disarticulation, Titanium


The 3R46 Polycentric Knee features an upper joint section and a lower joint section with a pyramid adapter connected to one another by anterior and posterior linkage bars. The detachable lamination anchor connects the knee to the prosthetic socket while stance phase stability is achieved through polycentric kinematics.

  • Swing phase is controlled by the built-in hydraulic cylinder
  • Flexion and extension resistance are independently adjustable

  • Activity Level: K3, K4
  • Knee Design Type: 4 Bar Linkage, Hydraulic Swing Phase Control
  • Axis: Polycentric
  • Swing Phase: Hydraulic
  • Stance Phase: Friction
  • Control Frame Material: Titanium
  • Build Height (mm): 99 (with adapter)
  • Product Weight (g): 740
  • Maximum User Weight: 275lbs (125kg)
  • Maximum Knee Flexion Angle: 110 Degrees
  • Proximal Connection: Lamination Adapter
  • Distal Connection: Pyramid Adapter
  • Trial Period: N/A
  • Warranty: 24 months from date of delivery

Manufacturer Recommended HCPCS: L5613
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