Rapid and Accurate Registration Method between Intraoperative 2D XA and Preoperative 3D CTA Images for Guidance of Percutaneous Coronary Intervention

Table 3

RCA 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	Slic thickness
11	−20.7	−20.6	0.287	1089	720	0.351	0.5
12	−35.6	1.7	0.287	990	720	0.351	0.5
13	−37.4	−0.5	0.287	1026	720	0.351	0.5
14	19.3	−24.2	0.287	1050	720	0.351	0.5
15	40.5	10	0.258	999	765	0.304	0.75
16	43.1	−0.38	0.259	1194	810	0.313	0.75
17	−33.1	0	0.259	1079	810	0.333	0.6
18	36	−3	0.293	1000	691.899	0.390	0.5
19	39.39	8.66	0.258	949	765	0.353	0.75
20	39.5	5.9	0.258	−1000	765	0.390	0.75