Table 4.

Processing times for the OCT-based 3D reconstruction of patient coronary artery bifurcations (lumen only; n = 7).

Steps	Minutes
Step 1. Image pre-processing
1. Angiography processing	15 ± 10
2. OCT segmentation	45 ± 15
Total time for image pre-processing	60
Step 2. 3D reconstruction of bifurcation lumen
1. Data importing and parameter setting	20 ± 5
2. OCT frame error correction	2 ± 1
3. Localization and rotation of OCT frames on the centerline	2 ± 1
4. 3D reconstruction of primary bifurcation model	2 ± 1
5. 3D reconstruction of final bifurcation model	30 ± 5
Total time for 3D reconstruction of bifurcation lumen	56
Total time for whole process	116