Toshikatsu Washio

National Institute of Advanced Industrial Science and Technology

Papers

Total Citations

157

H-Index

About

Toshikatsu Washio is a pioneering figure in the field of medical robotics, with a particular focus on MRI-compatible surgical systems and the mechanics of robotic needle insertion. His foundational work on needle-tissue interaction, published in 2004 and cited over 100 times, systematically characterized the effects of friction and needle geometry during robotic insertion into soft tissues, using bovine liver and CT fluoroscopic imaging. This research provided critical insights for improving the accuracy and safety of percutaneous interventions. Washio also made significant contributions to the design of specialized surgical manipulators, including an endoscope manipulator for trans-nasal neurosurgery optimized for vertical field open MRI. His work on numerical simulations and lab testing for MR-compatible robots, though less cited, advanced the methodology for designing systems that operate safely within the strong magnetic fields of MRI scanners, addressing challenges such as magnetic field distortion and electromagnetic noise. Through these contributions, Washio has helped bridge the gap between robotic precision and the unique constraints of intraoperative imaging, enhancing the potential for image-guided, minimally invasive surgery.