Hardware takes images of numerous two-dimensional slices of the person's body, and a computer assembles them into a three-dimensional picture. 机身会从受试者的身体取得许多二维影像切片，然后再由电脑软体将其组合成三维的图形。
Computer navigation provides real-time multiplanar images of the vertebral anatomy, and has been used extensively to increase the accuracy of pedicle screw placement. 计算机导航技术提供了脊柱解剖的实时多维影像，并广泛应用于增加椎弓根螺钉位置的准确性。
