Fig. 1

(a) 3D printed, (b) 3D computer, and (c) AR kidney cancer models with the kidney – clear, tumor –white (3D print and computer), tumor – purple (AR), artery – red, vein – blue, collecting system – yellow. (d) 3D printed, (e) 3D computer, and (f) AR prostate cancer models (sagittal view) with the prostate –clear, tumor – blue, rectal wall – white, bladder neck and urethra – yellow, and neurovascular bundles –pink