... the fiducial points, the two sets of points cannot be exactly aligned and errors occur. Image-guided neurosurgery (IGNS), which exploits point-based rigid image registration, uses routine preoperative images to reconstruct a 3D virtual model of the head that provides a visual guidance to the surgeons...

... table. In the case of biopsy, for example, this would allow the surgeon to guide the needle tip to a tumor though opaque tissue. It has been well established that for soft tissues, image registration can be performed by aligning the preoperative image with a cloud of points that describe the surface...

... and orientation. 30 10 2007 15 02 2008 09 05 2008 biomedical ultrasonics brachytherapy image registration medical image processing medical robotics ultrasonic equipment ultrasound probe holder stabilizer tracker prostate brachytherapy image-guided therapy Prostate...