1. A method for preparing a clinical restraint for a subject, the method comprising: providing a 3D image data set obtained from scanning the portion of the subject to be restrained; increasing a size of a portion of the 3D image data set to provide a clearance between the subject and a clinical restraint; generating a three dimensional replica of the portion of the subject from the 3D image data set; and preparing the clinical restraint using the three dimensional replica.