NSK (Non Stop evolution) Research & Development department is driven by professionals’ feedback, new treatment procedures and new production technology. It aims at continuous growth and materialization of ideas. A fine illustration of the momentum achieved by the NSK R&D department is VarioSurg, with LED illumination. The latest VarioSurg system is equipped with advanced functions of ultrasonic bone surgery and it further improves the ease of clinical application. It has integrated technology to help deliver safer and minimally invasive treatment.