A Comparative Study of In-vivo Wear Between 28 mm and 40 mm Metal Heads
Conditions
- Arthroplasty, Replacement, Hip
Interventions
- DEVICE: Trident cup, X3 inserts, 28 mm head
- DEVICE: Trident cup, X3 inserts, 40 mm head
- DEVICE: Symax stem
- DEVICE: Accolade TMZF stem
Sponsor
Stryker Orthopaedics