The primary objectives of this clinical study include:~Evaluate size fit and long term performance of Vanguard Complete Knee (Fixed) System in Asian and Latino population in comparison to competitor's similar product.~Evaluate efficacy of Vanguard Complete Knee with Microplasty Tibial Tray.~Compare Vanguard High Flex Rotating Platform (High Flex) Knee System to Vanguard Complete Knee System in Asian population in terms of:~Early ROM~Clinical outcomes~Kinetic and Kinematic characteristics in relation to Healthy Knees. o~Compare current design to new design of Vanguard High Flex Rotating Platform Knee System in terms of :~Early ROM~Clinical outcomes~Kinetic and Kinematic characteristics
The purpose of this study is to compare Vanguard High Flex Rotating Platform to Vanguard Complete Knee System in Asian population in terms of early range of motion (ROM), clinical outcomes, and kinetic and kinematic characteristics in relation to healthy knees.