Exploring the Clinical Benefits of Mixed-Reality Technology for Breast Lumpectomy

Figure 2

Evaluation process of the fusion error using the breast 3D printing model and the optical tracking and positioning system: (a) selection of the marker points on the breast 3D printing model with the optical tracking and positioning system; (b) overall appearance of the evaluation system; (c) the optical tracking and positioning system; (d) reconstructed breast 3D surface and tumor; (e) five marker points on the breast 3D printing model, the marker point M0 was selected on the nipple, and other four marker points, M1, M2, M3, and M4, are placed on the arc every 90 with an equal spacing of 3 cm.