Papers - Toshikazu Kawai

A Robot for Transcanal Endoscopic Ear Surgery with Gimbal-based Rotational Linkage and Linear Guide Rail Mechanisms

Takeshi FUJITA, Kenta YOKOYAMA, Toshikazu KAWAI, Natsumi UEHARA, Toshihiko YAMASHITA, Takefumi KAMAKURA, Yu MATSUMOTO, Kunio MIZUTARI, Akinobu KAKIGI, Ken-ichi NIBU, Hisashi SUZUKI, Atsushi NISHIKAWA  ( Multiple Authorship )

Advanced Biomedical Engineering   14   146 - 154   2025.03

Research paper (scientific journal)  English

DOI

Ear endoscope manipulator with two orthogonal gimbals and a linear guide rail constructed on three sides of octagon shape for robot-assisted TEES

Y. Miwa, S. Akaki, T. Kawai, T. Fujita, N. Uehara, T. Yamashita, A. Nishikawa, H. Suzuki  ( Multiple Authorship )

International Journal of Computer Assisted Radiology and Surgery   19 ( S1 ) 1 - 153   2024.05

Research paper (international conference proceedings)  English

DOI

Innovative Techniques for Improving Transcanal Endoscopic Ear Surgery: A Robotic System and Deep Learning-Based Surgical Tool Segmentation

Takeshi Fujita, Atsushi Nishikawa, Toshikazu Kawai, Hisashi Suzuki, Natsumi Uehara, Toshihiko Yamashita, Akinobu Kakigi, Ken-ichi Nibu  ( Multiple Authorship )

Collegium Oto-Rhino-Laryngologicum Amicitiae Sacrum 2023 (CORLAS 2023)     2023.08

Research paper (international conference proceedings)  English

Image recognition of external auditory canal model for controlling ear endoscope robot

Takumi Okuya, Toshikazu Kawai, Atsushi Nishikawa, Takeshi Fujita, NATSUMI UEHARA, Toshihiko Yamashita, Hisashi Suzuki  ( Multiple Authorship )

Proc. the 45th Annual International Conference of the IEEE Engineering in Medicine and Biology Conference (EMBC2023)     2023.07

Research paper (international conference proceedings)  English

Endoscope manipulator with gimbals rotation and linear rail mechanism for transcanal endoscopic ear surgery

M. Izawa, K. Yokoyama, T. Kawai, T. Fujita, N. Uehara, T. Yamashita, A. Nishikawa, H. Suzuki  ( Multiple Authorship )

Int J CARS Computer Assist Radiol Surg, Vol.18, Suppl 1, pp.30-31     2023.06

Research paper (international conference proceedings)  English

DOI

Research on Robot-Assisted Transcanal Endoscopic Ear Surgery

Takeshi Fujita, Atsushi Nishikawa, Toshikazu Kawai, Hisashi Suzuki, Natsumi Uehara, Toshihiko Yamashita, Akinobu Kakigi, Ken-ichi Nibu  ( Multiple Authorship )

Proc. 15th Asia Oceania ORL-HNS Congress     2023.03

Research paper (international conference proceedings)  English

Surgical forceps assistant manipulator equipped with double gimbals for laparoscopic surgery

Kenta Yokoyama, Toshikazu Kawai, Yuji Nishizawa, Atsushi Nishikawa, Tatsuo Nakamura  ( Multiple Authorship )

Proc. the 15th IEEE/SICE International Symposium on System Integration (SII2023)     2023.01

Research paper (international conference proceedings)  English

Research on Robot-Assisted Transcanal Endoscopic Ear Surgery -surgical instrument segmentation using deep learning-

Takeshi Fujita, Atsushi Nishikawa, Toshikazu Kawai, Hisashi Suzuki, Natsumi Uehara, Toshihiko Yamashita, Akinobu Kakigi, Ken-ichi Nibu  ( Multiple Authorship )

Proc. the 4th World Congress on Endoscopic Ear Surgery (EES2022)     2022.12

Research paper (international conference proceedings)  English

Research on robots for TEES and their control

Takeshi Fujita, Atsushi Nishikawa, Toshikazu Kawai, Hisashi Suzuki, Natsumi Uehara, Toshihiko Yamashita, Akinobu Kakigi, Ken-ichi Nibu  ( Multiple Authorship )

Proc. the 4th World Congress on Endoscopic Ear Surgery (EES2022)     2022.12

Research paper (international conference proceedings)  English

Forceps Assistant Manipulator with Differential Mechanism using Slider cranks and Parallel links

Yusuke Ogaki, Toshikazu Kawai, Atsushi Nishikawa, Yuji Nishizawa, Tatsuo Nakamura  ( Multiple Authorship )

Proc. the 18th Asian Conference on Computer Aided Surgery (ACCAS 2022)     2022.08

Research paper (international conference proceedings)  English

Operating Interface for Surgical Assistant Robot Based on Orientation of Surgeon's Forceps Recognized by RGB and Depth Images

Yuma Mugitani, Toshikazu Kawai, Yuji Nishizawa, Atsushi Nishikawa, Tatsuo Nakamura  ( Multiple Authorship )

Proc. the 18th Asian Conference on Computer Aided Surgery (ACCAS 2022)     2022.08

Research paper (international conference proceedings)  English

Surgical assistant manipulator with diagonal joints and multi-stage telescopic screws for laparoscopic solo surgery

Ayumu Sasaki, Toshikazu Kawai, Yuji Nishizawa, Atsushi Nishikawa, Tatsuo Nakamura  ( Multiple Authorship )

International Journal of Computer Assisted Radiology and Surgery     2022.03

Research paper (scientific journal)  English

DOI

Surgical Assistant Manipulator with Rack Gear and Gear Train Mechanism for Laparoscopic Surgery

Yosuke Tsukimoto, Toshikazu Kawai, Atsushi Nishikawa, Yuji Nishizawa,Tatsuo Nakamura  ( Multiple Authorship )

Proc. the 14th IEEE/SICE International Symposium on System Integration (SII2022),     2022.01

Research paper (international conference proceedings)  English

DOI

Voice Interactive Control System for Surgical Assistant Robot in Clock Position

Yuta Egi, Toshikazu Kawai, Atsushi Nishikawa, Yuji Nishizawa,Tatsuo Nakamura  ( Multiple Authorship )

Proc. the 43rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC2021)     2021.11

Research paper (international conference proceedings)  English

Forceps Manipulator with Gimbal-Mounted Parallel Linkage and Belt-Pulley Slider for Laparoscopic Surgery

Kenta Yokoyama, Toshikazu Kawai, Atsushi Nishikawa, Yuji Nishizawa,Tatsuo Nakamura  ( Multiple Authorship )

Proc. the 43rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC2021)     2021.11

Research paper (international conference proceedings)  English

Intra-Abdominal Type Master Device for Teleoperated Laparoscopic Surgical Assistant Robot

Yuma Mugitani, Toshikazu Kawai, Yuji Nishizawa, Atsushi Nishikawa, Noriyasu Iwamoto, Yuki Horise, Ken Masamune  ( Multiple Authorship )

Proc. the 43rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC2021)     2021.11

Research paper (international conference proceedings)  English

Image Analysis of Intraoperative Instrument-Organ Interaction for Endoscopic Surgical Training

Atsushi NISHIKAWA, Noriyasu IWAMOTO, Toshikazu KAWAI, Hisashi SUSUKI, Hitoshi KATAI  ( Multiple Authorship )

Image Laboratory     2021.10

Research paper (scientific journal)  Japanese

Locally operated assistant manipulators with selectable connection system for robotically assisted laparoscopic solo surgery

Shohei Fukui, Toshikazu Kawai, Yuji Nishizawa, Atsushi Nishikawa, Tatsuo Nakamura, Noriyasu Iwamoto, Yuki Horise, Ken Masamune  ( Multiple Authorship )

International Journal of Computer Assisted Radiology and Surgery     2021.03

Research paper (scientific journal)  English

DOI

Image Analysis of Intraoperative Instrument-Organ Interaction to Improve the Levels of Autonomy of Surgical Assistant Robots

Atsushi NISHIKAWA, Noriyasu IWAMOTO, Toshikazu KAWAI, Hisashi SUSUKI, Hitoshi KATAI  ( Multiple Authorship )

    2020.11

Research paper (scientific journal)  Japanese

DOI

Surgical Support Robot and Manipulator

Toshikazu Kawai  ( Single Author )

Journal of JAPAN SOCIETY of COMPUTER AIDED SURGERY     2020.07

Research paper (scientific journal)  Japanese

DOI