Table 5.
Mechanical complications (46 patients followed >2 years).
| Complications | n (%) |
|---|---|
| Spacer dislocation | 2 (4.2) |
| Extensor apparatus complications | 9 (19.6) |
| Peri-prosthetic fractures | 4 (8.5) |
| Femur | 1 (2.1) |
| Tibia | 2 (4.3) |
| Patella | 1 (2.1) |
| Neurologic complications (external popliteal sciatic nerve) | 2 (4.3) |
| Aseptic loosening | 3 (6.3) |
| Femur | 1 (2.1) |
| Tibia | 0 (0) |
| Patella | 1 (2.1) |
| Bipolar loosening | 1 (2.1) |
| Major stiffness (flexion <80°) | 5 (10.9) |
| Algoneurodystrophy | 1 (2.1) |