Application segmentation in the Intraoperative Nerve Monitors market is critical to understanding demand drivers. The primary applications include _Neurosurgery_, _ENT (Ear, Nose, and Throat) procedures_, _Spine Surgery_, and _Others_ (orthopedic, urological, etc.). Neurosurgery dominates due to high-risk nerve injuries during operations like brain tumor resections, where real-time feedback minimizes complications. ENT procedures, particularly cochlear implantations, rely on precise monitoring to preserve facial nerve function. Spine surgery growth is fueled by the need to avoid spinal cord damage during spinal fusion or decompression. These applications collectively define the market taxonomy, with Neurosurgery accounting for ~40% of demand, followed by ENT at 30%, and Spine Surgery at 20%. Smaller segments, though less voluminous, contribute to niche innovations. Application-specific regulatory standards and surgical complexity also influence market dynamics.