About This File
nrrd convert to STL file,
ct, scan, without, contrast, .stl, 3d, model, axial, frontal, temporal, parietal, occipital, ethmoid, cells, nasal, septum, lower, turbinate, petrous, ridge, cerebellum, paranasal, sinuses, maxillary, sinus, sphenoid, orbit, mastoid, clinoid, apophysis, optic, nerve