Time to Modify Rather than Discard the Transoral Approach to Selected Cases of Clival Chordomas at the Craniocervical Junction

Maintaining the transoral approach in the armamentarium of surgical approaches to clival chordomas mainly Rangehood Drawer Runner as a complimentary procedure to endonasal endoscopic approach in selected cases is advantageous.Lateral extension of the disease is a limitation to both approaches and is addressed by transcranial approaches.Especially f

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Development of Worm-Rack Driven Cylindrical Crawler Unit

In Japan, since the Great Hanshin-Awaji Earthquake, attention has Dish Brushes surrounded the development of disaster victim relief activity using robots.Development of a robot that can adapt to various environments in irregular places, rubble, and confined areas is necessary.A wheel movement type robot, a robot in the shape of a snake and a multi-

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