Cascade - Orthotic & Prosthetic Supplier

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3R78 Modular Knee Joint, Pneumatic

by ottobock



The 3R78 Modular Knee features a robust, dust-resistant design that is durable and resistant against environmental impacts. The pneumatic swing phase control offers reliable stance phase security for users with moderate activity levels. In the swing phase, the smooth single chamber pneumatics does not run out of air, even at various walking speeds.

  • Flexion and extension movements approximates the physiological gait pattern
  • Joint geometry effectively shortens the prosthesis during swing through

Specifications:
  • Activity Level: K3
  • Knee Design Type: Multi Axial 4 Bar Linkage, Pneumatic Swing Control
  • Axis: Polycentric
  • Swing Phase: Pneumatic
  • Stance Phase: Friction
  • Control Frame Material: Aluminum
  • Build Height (mm): Refer to chart below
  • Product Weight (g): Refer to chart below
  • Maximum User Weight: 220lbs (100kg)
  • Maximum Knee Flexion Angle: 150 Degrees
  • Proximal Connection: Refer to chart below
  • Distal Connection: Tube Clamp
  • Trial Period: N/A
  • Warranty: 24 months from date of delivery


Proximal Connection Build Height (mm) Product Weight (g)
Male Pyramid Adapter 156 760
Lamination Adapter 179 780
Threaded Adapter 174 790


Sold each.
Manufacturer Recommended HCPCS: L5840, L5850