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