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Key Resources

Surgical Technique Guide

Surgical Technique Guide
Features & Benefits
Fixed Bearing Technology
Highly polished cobalt chrome tibial tray provides smooth surface to reduce polyethylene wear.1 i2 locking mechanism with an interference fit for decreased micromotion.2 Features XLK polyethylene, a moderately cross-linked, oxidatively stable material.
MBT Rotating Platform Technology
Rotational freedom to actively diffuse loosening forces.3 Self-aligning bearing is designed to decouple flexion-extension and rotation into two unidirectional motions. Rotating platform tibial inserts available in AOX™ Antioxidant Polyethylene, featuring COVERNOX™ Antioxidant.
High Flexion
SIGMA RP-F Rotating Platform Knee accommodates 155 degrees of flexion with increased contact area in high flexion. SIGMA CR150 Knee, available in fixed bearing or rotating platform options, accommodates 150 degrees of flexion.
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