The Columbus Knee System: 4-Year Results of a New Deep Flexion Design Compared to the NexGen Full Flex Implant

<table>Mean operative time for the Columbus (all operations), the NexGen Full Flex Knee system, and the Columbus streamlined instrumentation [min]. *Significant.</table>

Arthritis

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Figure 2

Figure 2: The Columbus Knee System: 4-Year Results of a New Deep Flexion Design Compared to the NexGen Full Flex Implant 