Research Article
Rapid and Accurate Registration Method between Intraoperative 2D XA and Preoperative 3D CTA Images for Guidance of Percutaneous Coronary Intervention
Table 2
LCA data for the XA and CTA images used in the experiment.
| Case | XA | CTA | Positional primary angle | Positional secondary angle | Imager pixel spacing | Source to detector | Source to patient | Imager pixel spacing | Slice thickness |
| 1 | 0 | −38 | 0.244 | 990 | 649.23 | 0.358 | 0.5 | 2 | 57.5 | −30 | 0.258 | 1208 | 765 | 0.335 | 0.75 | 3 | 47.5 | 17.2 | 0.258 | 1027 | 765 | 0.353 | 0.75 | 4 | 6.7 | 45 | 0.258 | 1202 | 765 | 0.304 | 0.75 | 5 | 35 | 29 | 0.293 | 990 | 668.152 | 0.390 | 0.5 | 6 | 41.35 | 16.93 | 0.258 | −1000 | 765 | 0.339 | 0.75 | 7 | −0.8 | 36.6 | 0.288 | 1070 | 720 | 0.332 | 0.5 | 8 | −34 | −30 | 0.293 | 1050 | 726.053 | 0.332 | 0.5 | 9 | 6.9 | −43.5 | 0.258 | 1176 | 765 | 0.337 | 0.75 | 10 | −33 | −32 | 0.293 | 1120 | 744.444 | 0.390 | 0.5 |
|
|