About This File
a test file to convert to a model
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