Laterally Spreading Tumor of the Rectum Delineated with Linked Color Imaging Technology

by Masahiro Okada, Hirotsugu Sakamoto, Takahito Takezawa, Yoshikazu Hayashi, Keijiro Sunada, Alan K. Lefor, Hironori Yamamoto
Published 2016-03-01

Blue Laser Imaging with a Small-Caliber Endoscope Facilitates Detection of Early Gastric Cancer

by Haruo Takahashi, Yoshimasa Miura, Hiroyuki Osawa, Takahito Takezawa, Yuji Ino, Masahiro Okada, Alan Kawarai Lefor, Hironori Yamamoto
Published 2019-05-01

Linked Color Imaging and Blue Laser Imaging for Upper Gastrointestinal Screening

by Hiroyuki Osawa, Yoshimasa Miura, Takahito Takezawa, Yuji Ino, Tsevelnorov Khurelbaatar, Yuichi Sagara, Alan Kawarai Lefor, Hironori Yamamoto
Published 2018-11-01

Laser Imaging Facilitates Early Detection of Synchronous Adenocarcinomas in Patients with Barrett’s Esophagus

by Chihiro Iwashita, Yoshimasa Miura, Hiroyuki Osawa, Takahito Takezawa, Yuji Ino, Masahiro Okada, Alan K. Lefor, Hironori Yamamoto
Published 2017-01-01

Underwater Endoscopic Mucosal Resection without Submucosal Injection Facilitates En bloc Resection of Colon Adenomas Extending into a Diverticulum

by Yoshikazu Hayashi, Masahiro Okada, Takaaki Morikawa, Tatsuma Nomura, Hisashi Fukuda, Takahito Takezawa, Alan Kawarai Lefor, Hironori Yamamoto
Published 2021-05-01

Colorectal endoscopic submucosal dissection using the pocket-creation method with single clip traction: a feasibility study

by Tatsuma Nomura, Yoshikazu Hayashi, Takaaki Morikawa, Masahiro Okada, Hisashi Fukuda, Takahito Takezawa, Keijiro Sunada, Alan Kawarai Lefor, Hironori Yamamoto
Published 2021-04-01

The pocket-creation method may facilitate endoscopic submucosal dissection of large colorectal sessile tumors

by Takeshi Yamashina, Yoshikazu Hayashi, Hisashi Fukuda, Masahiro Okada, Takahito Takezawa, Yasutoshi Kobayashi, Hirotsugu Sakamoto, Yoshimasa Miura, Satoshi Shinozaki, Keijiro Sunada, Alan Kawarai Lefor, Hironori Yamamoto
Published 2020-07-01

Pocket-creation method facilitates endoscopic submucosal dissection of colorectal laterally spreading tumors, non-granular type

by Hirotsugu Sakamoto, Yoshikazu Hayashi, Yoshimasa Miura, Satoshi Shinozaki, Haruo Takahashi, Hisashi Fukuda, Masahiro Okada, Yuji Ino, Takahito Takezawa, Keijiro Sunada, Alan Kawarai Lefor, Hironori Yamamoto
Published 2017-02-01

Gel immersion endoscopy: Innovation in securing the visual field – Clinical experience with 265 consecutive procedures

by Tomonori Yano, Takahito Takezawa, Kousei Hashimoto, Ayako Ohmori, Satoshi Shinozaki, Manabu Nagayama, Hirotsugu Sakamoto, Yoshimasa Miura, Yoshikazu Hayashi, Keijiro Sunada, Alan Kawarai Lefor, Hironori Yamamoto
Published 2021-06-01

Diagnostic performance of artificial intelligence to identify deeply invasive colorectal cancer on non-magnified plain endoscopic images

by Yuki Nakajima, Xin Zhu, Daiki Nemoto, Qin Li, Zhe Guo, Shinichi Katsuki, Yoshikazu Hayashi, Kenichi Utano, Masato Aizawa, Takahito Takezawa, Yuichi Sagara, Goro Shibukawa, Hironori Yamamoto, Alan Kawarai Lefor, Kazutomo Togashi
Published 2020-09-01