The brain model is a scan of an educational model that comes in 2 pieces. The model was scanned using the EinScan-S 3D scanner using the turntable mode.
To download the 2 separate parts, which will make it easier for 3D printing, go to the download link here: http://bit.ly/2qDPyRm
For more information on the EinScan-S 3D Scanner, head here: http://bit.ly/2ne01li