An organization called Vestibular Today has developed a 3D printed model of the inner ear that has been 3D Printed from an actual MIR scan of an inner ear. The 3D model was created by the NIH 3D Print Exchange Program, which was launched in 2014, and was then refined, scaled, and 3D printed by 3D Brooklyn. Clinicians can purchase a 3D printed inner ear model for $70, or a larger plastic model for classroom applications for $45.
Source: http://www.vestibular.today/