Vanguard Knee Anterior Stabilized Versus Posterior Stabilized Bearing Study
Stopped Could not find interested researchers/clinicians to complete study protocol.
Conditions
- Osteoarthritis
- Degenerative Arthritis
Interventions
- DEVICE: Vanguard Knee System with AS Bearing
- DEVICE: Vanguard Knee System with PS Bearing
Sponsor
Zimmer Biomet