Stryker Triathlon® Cruciate Substituting vs. Posterior Stabilized Outcomes Study

A Prospective, Randomized, Comparison of Total Knee Arthroplasty With the Triathlon® CS Tibial Insert vs. the Triathlon® PS Tibial Insert.

This study compares the clinical and radiographic outcomes obtained with the use of the Stryker Triathalon® Cruciate Substituting (CS) and Posterior Stabilized (PS) tibial inserts.

Inclusion Criteria:

• Adults ages 20-80 years old
• Body mass index <40
• Undergoing primary total knee arthroplasty for osteoarthritis of the knee

Exclusion Criteria:

• Inflammatory arthritis
• Revisions

Other criteria may apply