Masamichi Oka

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Total Citations

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About

Masamichi Oka is a pioneering researcher in the field of surgical robotics, with a specific focus on otologic and head-and-neck procedures. His work centers on the development of intelligent robotic systems for mastoidectomy, a delicate surgery involving the temporal bone that requires extreme precision to avoid critical structures like the facial nerve and inner ear. Oka’s major contributions lie in creating human-robot collaboration control systems that seamlessly integrate surgeon oversight with robotic accuracy. His most cited work, "Image-guided robotic mastoidectomy using human-robot collaboration control" (2011, 12 citations), introduced a surgical navigation software that guides the robot while implementing a forbidden-region virtual fixture for enhanced safety. This system allows for human intervention during the procedure, striking a crucial balance between automation and clinical judgment. In related work, Oka demonstrated the feasibility of automatic mastoidectomy using patient-specific CT models to plan optimal surgical trajectories. Though his citation counts are modest, his research represents foundational steps toward safer, more precise robotic assistance in a high-stakes surgical domain where even millimeter errors can have devastating consequences.