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 (Int. J. Comput. Assist. Radiol. Surg., 2022)

Surgical Assistant Manipulator with Rack Gear and Gear Train Mechanism for Laparoscopic Surgery - Yosuke Tsukimoto; Toshikazu Kawai; Atsushi Nishikawa; Yuji Nishizawa; Tatsuo Nakamura (IEEE/SICE International Symposium on System Integration, SII 2022, Narvik, Norway, January 9-12, 2022, 2022)

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 (Int. J. Comput. Assist. Radiol. Surg., 2021)

Compact forceps manipulator with a spherical-coordinate linear and circular telescopic rail mechanism for endoscopic surgery - Toshikazu Kawai; Hiroyuki Hayashi; Yuji Nishizawa; Atsushi Nishikawa; Ryoichi Nakamura; Hiroshi Kawahira; Masaaki Ito; Tatsuo Nakamura (Int. J. Comput. Assist. Radiol. Surg., 2017)

Image recognition of triangular tissue of an organ pulled by forceps in surgical working area for laparoscope robot - Hisa Nakasuji; Kazuki Naruki; Toshikazu Kawai; Atsushi Nishikawa; Yuji Nishizawa; Tatsuo Nakamura (2017 39th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), Jeju Island, South Korea, July 11-15, 2017, 2017)

Mobile locally operated detachable end-effector manipulator for endoscopic surgery - Toshikazu Kawai; Myongyu Shin; Yuji Nishizawa; Yuki Horise; Atsushi Nishikawa; Tatsuo Nakamura (Int. J. Comput. Assist. Radiol. Surg., 2015)

Hands-free interface for surgical procedures based on foot movement patterns - Toshikazu Kawai; Masanori Fukunishi; Atsushi Nishikawa; Yuji Nishizawa; Tatsuo Nakamura (36th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBC 2014, Chicago, IL, USA, August 26-30, 2014, 2014)

Sensing elasticity from the phase difference of the stepper motor - Toshikazu Kawai; Kensuke Nishio; Yusuke Morita; Yuji Nishizawa; Tatsuo Nakamura (35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBC 2013, Osaka, Japan, July 3-7, 2013, 2013)

Implementation of Bilateral Control System Based on Acceleration Control Using FPGA for Multi-DOF Haptic Endoscopic Surgery Robot - Hiroyuki Tanaka; Kouhei Ohnishi; Hiroaki Nishi; Toshikazu Kawai; Yasuhide Morikawa; Soji Ozawa; Toshiharu Furukawa (IEEE Trans. Ind. Electron., 2009)

Micromanipulator system (NeuRobot): clinical application in neurosurgery - Kazuhiro Hongo; Tetsuya Goto; Yukinari Kakizawa; Jun-ichi Koyama; Toshikazu Kawai; Kazutoshi Kan; Yuichiro Tanaka; Shigeaki Kobayashi (CARS 2003. Computer Assisted Radiology and Surgery. Proceedings of the 17th International Congress and Exhibition, London, UK, June 25-28, 2003, 2003)

Development of exchangeable microforceps for a micromanipulator system - Toshikazu Kawai; Kouji Nishizawa; Fujio Tajima; Kazutoshi Kan; Masakatsu G. Fujie; Kintomo Takakura; Shigeaki Kobayashi; Takeyoshi Dohi (Adv. Robotics, 2001)

Development of HUMAN system with three micromanipulators for minimally invasive neurosurgery - Kazutoshi Kan; Masakatsu G. Fujie; Fujio Tajima; Kouji Nishizawa; Toshikazu Kawai; Ako Shose; Kintomo Takakura; Shigeaki Kobayashi; Takeyoshi Dohi (CARS 2001. Computer Assisted Radiology and Surgery. Proceedings of the 15th International Congress and Exhibition, Berlin, Germany, June 27-30, 2001, 2001)