I updated it a little to cull the unnecessary faces of the mesh (CT image) and to look more like the original inspiration by Proxy which was done in processing:
http://vimeo.com/1706641 now it dynamically gets a list of colors to make the layers of the scanned "tissue", so one can add or remove layers/colors without editing the scripts http://groups.google.com/group/grasshopper3d/web/CT%20Scan%2004.jpg?hl=en http://groups.google.com/group/grasshopper3d/web/ct%20scan%2004.ghx?hl=en
