Table 2 Patients with midflexion instability
Reason | Patients | Conservative treatment | Minor revision | Major revision |
|---|---|---|---|---|
Internal rotation of femoral component and posterolateral instability | 4 | 1 | - | 3 revision TKR |
Dislocations of the primary unstable knees | (1) | - | - | (1 revision TKR) |
Secondary instability | 5 | 3 | - | 2 revision TKR after 1 unsuccessful arthroscopy |
Dislocations of the secondary unstable knees | (3) | (2) | - | (1 revision TKR) |
Total | 9 | 4 | - | 5 |