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1321 Polycentric 4 Bar Knee

ST&G Corporation

The 1321 Polycentric 4-Bar Knee features constant friction swing phase control designed for patients with high safety needs.

  • Proximal attachment has 2mm of A/P, M/L slide, and rotation adjustment
  • Optional proximal adapters available

  • Activity Level: K2
  • Knee Design Type: 4-Bar Linkage, with Friction Swing Phase Control
  • Axis: Polycentric, 4-Bar
  • Swing Phase: Friction
  • Stance Phase: Friction
  • Control Frame Material: Aluminum
  • Build Height (mm): Refer to chart below
  • Product Weight(g): Refer to chart below
  • Maximum User Weight: 275lbs (125kg)
  • Maximum Knee Flexion Angle: 135 Degrees
  • Proximal Connection: Refer to chart below
  • Distal Connection: Tube Clamp
  • Trial Period: N/A
  • Warranty: 24 months from purchase date

Proximal Connection Build Height Product Weight
Male Pyramid 108mm 651g
Lotus Adapter 114.3mm 672g

Manufacturer Recommended HCPCS: L5611, L5850
Sold each.

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