Table 3 Accuracy of imageless and CT-based navigation systems reported in the literature
Inclination (°) Absolute value error | Anteversion (°) Absolute value error | Type | Navigation system | |
|---|---|---|---|---|
Kalteis (30 hips) | 3.0 ± 2.6 | 3.3 ± 2.3 | CT-based | The Vector Vision hip 3.0 |
Iwana (117 hips) | 1.8 ± 1.6 | 1.2 ± 1.1 | CT-based | Stryker CT-Hip System V1.0–29 |
Nakahara (49 hips) | 1.2 ± 1.3 | 1.0 ± 0.5 | CT-based | Stryker Navigation System2 |
Tetsunaga (30 hips) | 3.2 ± 2.4 | 3.0 ± 2.5 | CT-based | The Vector Vision Hip CT-based version 3.5.2 |
Kalteis (30 hips) | 2.9 ± 2.2 | 4.2 ± 3.3 | Image-free | The Vector Vision hip 3.0 |
Ybinger (37 hips) | 3.5 ± 4.4 | 6.5 ± 7.3 | Image-free | The PiGalileo THR, Plus |
Lass (62 hips) | 3.2 ± 2.4 | 6.5 ± 3.7 | Image-free | The Navitrack |
Takeda (118 hips) | 3.6 ± 2.6 | 6.7 ± 3.6 | Image-free | The Orthopilot THA Pro |
Current study (30 hips) | 2.4 ± 2.1 | 2.8 ± 2.6 |