Mamoru Takenaka

Publication Activity (10 Years)

Years Active: 2016-2024
Publications (10 Years): 93

Top Topics

Prognostic Factors

Endoscopic Submucosal Dissection

Systematic Review

Ultrasound Guided

Top Venues

Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society

Endoscopy international open

Journal of hepato-biliary-pancreatic sciences

This page only lists publications with an associated author ORCID identifier.

Publications

Yasuo Otsuka, Kosuke Minaga, Akane Hara, Yasuhiro Masuta, Mamoru Takenaka, Takaaki Chikugo, Masatoshi Kudo
Detective flow imaging endoscopic ultrasound for locating optimal puncture site for a poorly vascularized pancreatic mass. Endoscopy international open 12 (9) (2024)
Toshiharu Ueki, Toru Maruo, Yoshinori Igarashi, Akira Yamamiya, Keiichi Tominaga, Atsushi Irisawa, Hitoshi Yoshida, Terumi Kamisawa, Mamoru Takenaka, Hiroyuki Isayama
Role of advanced endoscopy in the management of inflammatory digestive diseases (pancreas and biliary tract). Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society 36 (5) (2024)
Takuji Iwashita, Tatsuya Sato, Tsuyoshi Hamada, Tomotaka Saito, Keisuke Iwata, Hideyuki Shiomi, Mamoru Takenaka, Akinori Maruta, Shinya Uemura, Atsuhiro Masuda, Saburo Matsubara, Tsuyoshi Mukai, Hiroyuki Isayama, Ichiro Yasuda, Yousuke Nakai
Risk of recurrence with or without plastic stent after EUS-guided treatment of peripancreatic fluid collections: A systematic review and meta-analysis. Endoscopy international open 12 (2) (2024)
Kazuya Matsumoto, Hisashi Noma, Koichi Fujita, Takeshi Tomoda, Takumi Onoyama, Keiji Hanada, Akihito Okazaki, Ken Hirao, Daisuke Goto, Ichiro Moriyama, Yoshinori Kushiyama, Mamoru Takenaka, Toru Maruo, Hisakazu Matsumoto, Masanori Asada, Hiroko Nebiki, Toshihiro Katayama, Takashi Kawamura, Akira Kurita, Toshiharu Ueki, Masahiro Tsujimae, Tokuhiro Matsubara, Satoshi Yamada, Takashi Tamura, Saiko Marui, Akira Mitoro, Hajime Isomoto, Shujiro Yazumi, Hirofumi Kawamoto
Prognostic Factors for Severe-to-Fatal Post-Endoscopic Retrograde Cholangiopancreatography Pancreatitis: A Multicenter Prospective Cohort Study. Journal of clinical medicine 13 (4) (2024)
Shunsuke Omoto, Mamoru Takenaka, Kota Takashima, Yoriaki Komeda, Masatoshi Kudo
The "echo-free space" technique: A safe and reliable method for endoscopic ultrasound scope insertion into the esophagus. Endoscopy 56 (S 01) (2024)
Takuji Iwashita, Tatsuya Sato, Tsuyoshi Hamada, Tomotaka Saito, Keisuke Iwata, Hideyuki Shiomi, Mamoru Takenaka, Akinori Maruta, Shinya Uemura, Atsuhiro Masuda, Saburo Matsubara, Tsuyoshi Mukai, Hiroyuki Isayama, Ichiro Yasuda, Yousuke Nakai
Risk of recurrence with or without plastic stent after EUS-guided treatment of peripancreatic fluid collections: A systematic review and meta-analysis. Endoscopy international open 12 (2) (2024)
Akane Hara, Kosuke Minaga, Yasuo Otsuka, Hidekazu Tanaka, Mamoru Takenaka, Masatoshi Kudo
Emergency digital cholangioscopy-assisted electrohydraulic lithotripsy for basket impaction with an entrapped bile duct stone. Endoscopy international open 12 (2) (2024)
Yasuo Otsuka, Kosuke Minaga, Akane Hara, Kentaro Yamao, Mamoru Takenaka, Takaaki Chikugo, Masatoshi Kudo
Early diagnosis of pancreatic cancer via pancreatic juice cytology with a cell-block method in a patient with altered anatomy. Endoscopy international open 12 (6) (2024)
Michihito Kono, Shunsuke Omoto, Mamoru Takenaka, Akito Furuta, Shunsuke Ogata, Taro Inoue, Wataru Ono
Endoscopic ultrasound-guided hepaticojejunostomy for complete biliary anastomotic stricture: the echo-free space technique for scope insertion in surgically altered anatomy. Endoscopy 56 (S 01) (2024)
Koichiro Kawano, Mamoru Takenaka, Reiko Kawano, Tomonori Moriguchi, Koutaro Mine, Katsuhisa Nishi, Masatoshi Kudo
A technique for preventing clip snagging during the use of a rotating function endoscopic clip. Endoscopy 56 (S 01) (2024)
Kazuya Matsumoto, Hisashi Noma, Koichi Fujita, Takeshi Tomoda, Takumi Onoyama, Keiji Hanada, Akihito Okazaki, Ken Hirao, Daisuke Goto, Ichiro Moriyama, Yoshinori Kushiyama, Mamoru Takenaka, Toru Maruo, Hisakazu Matsumoto, Masanori Asada, Hiroko Nebiki, Toshihiro Katayama, Takashi Kawamura, Akira Kurita, Toshiharu Ueki, Masahiro Tsujimae, Tokuhiro Matsubara, Satoshi Yamada, Takashi Tamura, Saiko Marui, Akira Mitoro, Hajime Isomoto, Shujiro Yazumi, Hirofumi Kawamoto
Prognostic Factors for Severe-to-Fatal Post-Endoscopic Retrograde Cholangiopancreatography Pancreatitis: A Multicenter Prospective Cohort Study. Journal of clinical medicine 13 (4) (2024)
Koichiro Kawano, Mamoru Takenaka, Reiko Kawano, Tomonori Moriguchi, Koutaro Mine, Katsuhisa Nishi, Masatoshi Kudo
A technique for preventing clip snagging during the use of a rotating function endoscopic clip. Endoscopy 56 (S 01) (2024)
Koichiro Kawano, Mamoru Takenaka, Reiko Kawano, Tomonori Moriguchi, Koutaro Mine, Katsuhisa Nishi, Masatoshi Kudo
A technique for preventing clip snagging during the use of a rotating function endoscopic clip. Endoscopy 56 (S 01) (2024)
Kensuke Kubota, Eisuke Iwasaki, Takuya Ishikawa, Masaki Kuwatani, Mamoru Takenaka, Takuji Iwashita, Atsuhiro Masuda, Tsukasa Ikeura, Akira Nakamura, Atsushi Tanaka, Hiroyuki Isayama, Yoshiki Hirooka, Kenji Hirano, Shomei Ryozawa, Takeshi Ogura, Toshio Fujisawa, Yusuke Kurita, Kazuhiro Kikuta, Nobuhiko Hayashi, Atsushi Masamune, Ichiro Yasuda
Diagnosis of isolated hilar-/extrahepatic-type IgG-4-related sclerosing cholangitis can be increased by improved recognition of this condition-A Japanese multicenter analysis. Journal of hepato-biliary-pancreatic sciences (2024)
Akane Hara, Kosuke Minaga, Yasuo Otsuka, Hidekazu Tanaka, Mamoru Takenaka, Masatoshi Kudo
Emergency digital cholangioscopy-assisted electrohydraulic lithotripsy for basket impaction with an entrapped bile duct stone. Endoscopy international open 12 (2) (2024)
Yasunobu Yamashita, Toshio Shimokawa, Reiko Ashida, Yoshiki Hirooka, Takuji Iwashita, Hironari Kato, Toshifumi Kin, Atsushi Masamune, Haruo Miwa, Eizaburo Ohno, Hideyuki Shiomi, Atsushi Sofuni, Mamoru Takenaka, Masayuki Kitano
Protocol for a Multi-Center Confirmatory Trial to Evaluate the Differential Diagnostic Performance of Contrast-Enhanced Ultrasonography Using Perflubutane in Patients with a Pancreatic Mass: A Multicenter Prospective Study. Diagnostics (Basel, Switzerland) 14 (2) (2024)
Yuki Tanisaka, Mamoru Takenaka, Masafumi Mizuide, Akashi Fujita, Ryuhei Jinushi, Takahiro Shin, Kei Sugimoto, Mamoru Takenaka, Kosuke Minaga, Shunsuke Omoto, Tomohiro Yamazaki, Shomei Ryozawa
Efficacy of texture and color enhancement imaging for short-type single-balloon enteroscopy-assisted biliary cannulation in patients with Roux-en-Y gastrectomy: Multicenter study (with video). Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society (2024)
Takeshi Ogura, Hirotoshi Ishiwatari, Susumu Hijioka, Kotaro Takeshita, Junya Sato, Mamoru Takenaka, Tomohiro Fukunaga, Shunsuke Omoto, Nao Fujimori, Akihisa Ohno, Keiichi Hatamaru, Takaaki Tamura, Hajime Imai, Masanori Yamada, Akitoshi Hakoda, Hiroki Nishikawa, Masayuki Kitano
Multicenter study comparing EUS-guided hepaticogastrostomy and ERCP for malignant biliary obstruction in patients with accessible papillae. Journal of hepato-biliary-pancreatic sciences (2024)
Toshiharu Ueki, Toru Maruo, Yoshinori Igarashi, Akira Yamamiya, Keiichi Tominaga, Atsushi Irisawa, Hitoshi Yoshida, Terumi Kamisawa, Mamoru Takenaka, Hiroyuki Isayama
Role of advanced endoscopy in the management of inflammatory digestive diseases (pancreas and biliary tract). Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society 36 (5) (2024)
Yasuo Otsuka, Kosuke Minaga, Akane Hara, Kentaro Yamao, Mamoru Takenaka, Takaaki Chikugo, Masatoshi Kudo
Early diagnosis of pancreatic cancer via pancreatic juice cytology with a cell-block method in a patient with altered anatomy. Endoscopy international open 12 (6) (2024)
Yasunobu Yamashita, Toshio Shimokawa, Reiko Ashida, Yoshiki Hirooka, Takuji Iwashita, Hironari Kato, Toshifumi Kin, Atsushi Masamune, Haruo Miwa, Eizaburo Ohno, Hideyuki Shiomi, Atsushi Sofuni, Mamoru Takenaka, Masayuki Kitano
Protocol for a Multi-Center Confirmatory Trial to Evaluate the Differential Diagnostic Performance of Contrast-Enhanced Ultrasonography Using Perflubutane in Patients with a Pancreatic Mass: A Multicenter Prospective Study. Diagnostics (Basel, Switzerland) 14 (2) (2024)
Shunsuke Omoto, Mamoru Takenaka, Kota Takashima, Yoriaki Komeda, Masatoshi Kudo
The "echo-free space" technique: A safe and reliable method for endoscopic ultrasound scope insertion into the esophagus. Endoscopy 56 (S 01) (2024)
Hiroyuki Isayama, Tsuyoshi Hamada, Toshio Fujisawa, Mitsuharu Fukasawa, Kazuo Hara, Atsushi Irisawa, Shigeto Ishii, Ken Ito, Takao Itoi, Yoshihide Kanno, Akio Katanuma, Hironari Kato, Hiroshi Kawakami, Hirofumi Kawamoto, Masayuki Kitano, Hirofumi Kogure, Saburo Matsubara, Tsuyoshi Mukai, Itaru Naitoh, Takeshi Ogura, Shomei Ryozawa, Takashi Sasaki, Masaaki Shimatani, Hideyuki Shiomi, Kazuya Sugimori, Mamoru Takenaka, Ichiro Yasuda, Yousuke Nakai, Naotaka Fujita, Kazuo Inui, null null
TOKYO criteria 2024 for the assessment of clinical outcomes of endoscopic biliary drainage. Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society (2024)
Toshiharu Ueki, Toru Maruo, Yoshinori Igarashi, Akira Yamamiya, Keiichi Tominaga, Atsushi Irisawa, Hitoshi Yoshida, Terumi Kamisawa, Mamoru Takenaka, Hiroyuki Isayama
Role of advanced endoscopy in the management of inflammatory digestive diseases (pancreas and biliary tract). Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society (2024)
Michihito Kono, Shunsuke Omoto, Mamoru Takenaka, Akito Furuta, Shunsuke Ogata, Taro Inoue, Wataru Ono
Endoscopic ultrasound-guided hepaticojejunostomy for complete biliary anastomotic stricture: the echo-free space technique for scope insertion in surgically altered anatomy. Endoscopy 56 (S 01) (2024)
Rintaro Nagayama, Toshiharu Ueki, Yasuhiro Shimizu, Susumu Hijioka, Masafumi Nakamura, Masayuki Kitano, Kazuo Hara, Atsushi Masamune, Toshifumi Kin, Keiji Hanada, Shinsuke Koshita, Reiko Yamada, Mamoru Takenaka, Takao Itoi, Akio Yanagisawa, Takao Otuka, Seiko Hirono, Atsushi Kanno, Noboru Ideno, Takamichi Kuwahara, Akinori Shimizu, Mamoru Takenaka, Yasuji Asai, Yoshifumi Takeyama
Is preoperative pancreatic juice cytology useful for determining therapeutic strategies for patients with intraductal papillary mucinous neoplasm of the pancreas? Journal of hepato-biliary-pancreatic sciences (2023)
Morihisa Hirota, Takao Itoi, Toshio Morizane, Akinobu Koiwai, Ichiro Yasuda, Shomei Ryozawa, Shuntaro Mukai, Tsukasa Ikeura, Atsushi Irisawa, Eisuke Iwasaki, Akio Katanuma, Katsuya Kitamura, Mamoru Takenaka, Tetsuhide Ito, Atsushi Masamune, Toshihiko Mayumi, Yoshifumi Takeyama
Post-procedure serum amylase or lipase levels predict post-endoscopic retrograde cholangiopancreatography pancreatitis: a meta-analysis of diagnostic test accuracy studies and utility assessment. Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society (2023)
Koichiro Kawano, Hiroshi Tanabe, Mamoru Takenaka
"Clip hooking rubber loop" technique for traction-assisted endoscopic submucosal dissection. Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society (2023)
Yasuo Otsuka, Yoriaki Komeda, Masayuki Takeda, Takayuki Takahama, Masashi Kono, Mamoru Takenaka, Satoru Hagiwara, Naoshi Nishida, Hiroshi Kashida, Masatoshi Kudo
Long-Term Survival of More than 5 Years with Maintenance Therapy Using Single-Agent Pemetrexed in a Patient with Diffuse Malignant Peritoneal Mesothelioma. Case reports in medicine 2023 (2023)
Shunsuke Omoto, Mamoru Takenaka, Tomohiro Fukunaga, Ayana Okamoto, Yoriaki Komeda, Seok Jeong, Masatoshi Kudo
Diagnosis of an intraductal papillary neoplasm of the bile duct with fibrovascular stalks using detective flow imaging. Endoscopy 55 (S 01) (2023)
Shunsuke Omoto, Mamoru Takenaka, Tomohiro Fukunaga, Kota Takashima, Yoriaki Komeda, Seok Jeong, Masatoshi Kudo
The "echo-free space" technique: a safe and reliable method for endoscopic ultrasound scope insertion. Endoscopy 55 (S 01) (2023)
Mamoru Takenaka, Tae Hoon Lee, Masatoshi Kudo
Recent advances in metallic stents used in the stent-in-stent method for hilar malignant biliary obstruction. Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society (2023)
Shiro Hayashi, Mamoru Takenaka, Hirofumi Kogure, Takayuki Yakushijin, Yousuke Nakai, Kenji Ikezawa, Shinjiro Yamaguhci, Toshio Fujisawa, Yuzuru Tamaru, Iruru Maetani, Hirotsugu Maruyama, Satoshi Asai, Tadayuki Takagi, Koji Nagaike, Yasuki Hori, Tetsuya Sumiyoshi, Hidetaka Tsumura, Hisashi Doyama, Toshiyuki Yoshio, Kazuo Hara, Seiichiro Abe, Ichiro Oda, Motohiko Kato, Hiroko Nebiki, Tatsuya Mikami, Masanori Miyazaki, Kazuhiro Matsunaga, Makoto Hosono, Tsutomu Nishida, Satoshi Egawa, Akihiro Nishihara, Ken Ohnita, Ryuki Minami, Naoya Tada, Katsumasa Kobayashi, Masayuki Kato
A follow-up questionnaire survey 2022 on radiation protection among 464 medical staff from 34 endoscopy-fluoroscopy departments in Japan. DEN open 3 (1) (2023)
Mamoru Takenaka, Tae Hoon Lee, Masatoshi Kudo
Glove box method: Simple and effective right-hand free method for interventional endoscopy. Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society (2023)
Yasuo Otsuka, Kosuke Minaga, Akane Hara, Yasuhiro Masuta, Mamoru Takenaka, Masatoshi Kudo
Piercing technique for mucosal hyperplasia at an uncovered part of a partially covered stent after endoscopic ultrasound-guided hepaticogastrostomy. Endoscopy international open 11 (9) (2023)
Koichiro Kawano, Mamoru Takenaka, Reiko Kawano, Takao Katoh, Katsuhisa Nishi, Chang-Il Kwon, Masatoshi Kudo
Sliding tube-assisted ERCP in a patient who underwent double tract reconstruction anatomy after proximal gastrectomy. Endoscopy 55 (S 01) (2023)
Shunsuke Omoto, Mamoru Takenaka, Tomohiro Fukunaga, Kota Takashima, Yoriaki Komeda, Seok Jeong, Masatoshi Kudo
The "echo-free space" technique: a safe and reliable method for endoscopic ultrasound scope insertion. Endoscopy 55 (S 01) (2023)
Tomotaka Saito, Shunsuke Omoto, Mamoru Takenaka, Masahiro Tsujimae, Atsuhiro Masuda, Tatsuya Sato, Tsuyoshi Hamada, Shogo Ota, Hideyuki Shiomi, Sho Takahashi, Toshio Fujisawa, Keito Nakagawa, Saburo Matsubara, Shinya Uemura, Takuji Iwashita, Kensaku Yoshida, Akinori Maruta, Mitsuru Okuno, Keisuke Iwata, Nobuhiko Hayashi, Tsuyoshi Mukai, Hiroyuki Isayama, Ichiro Yasuda, Yousuke Nakai, null null
Risk factors for adverse outcomes at various phases of endoscopic ultrasound-guided treatment of pancreatic fluid collections: data from a multi-institutional consortium. Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society (2023)
Yasuo Otsuka, Yoriaki Komeda, Masayuki Takeda, Takayuki Takahama, Masashi Kono, Mamoru Takenaka, Satoru Hagiwara, Naoshi Nishida, Hiroshi Kashida, Masatoshi Kudo
Long-Term Survival of More than 5 Years with Maintenance Therapy Using Single-Agent Pemetrexed in a Patient with Diffuse Malignant Peritoneal Mesothelioma. Case reports in medicine 2023 (2023)
Yousuke Nakai, Tsuyoshi Hamada, Tomotaka Saito, Hideyuki Shiomi, Akinori Maruta, Takuji Iwashita, Keisuke Iwata, Mamoru Takenaka, Atsuhiro Masuda, Saburo Matsubara, Tatsuya Sato, Tsuyoshi Mukai, Ichiro Yasuda, Hiroyuki Isayama, null null
Time to think prime times for treatment of necrotizing pancreatitis: A pendulum conundrum. Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society (2023)
Hirotoshi Ishiwatari, Takanori Kawabata, Hiroki Kawashima, Yousuke Nakai, Shin Miura, Hironari Kato, Hideyuki Shiomi, Nao Fujimori, Takeshi Ogura, Osamu Inatomi, Kensuke Kubota, Toshio Fujisawa, Mamoru Takenaka, Hiroshi Mori, Kensaku Noguchi, Yuki Fujii, Teiichi Sugiura, Noboru Ideno, Tomoki Nakafusa, Atsushi Masamune, Hiroyuki Isayama, Naoki Sasahira
Endoscopic nasobiliary drainage versus endoscopic biliary stenting for preoperative biliary drainage in patients with malignant hilar biliary obstruction: A propensity score matched multicenter comparative study. Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society (2023)
Shunsuke Omoto, Mamoru Takenaka, Tomohiro Fukunaga, Kota Takashima, Yoriaki Komeda, Seok Jeong, Masatoshi Kudo
The "echo-free space" technique: a safe and reliable method for endoscopic ultrasound scope insertion. Endoscopy 55 (S 01) (2023)
Yasuhiro Masuta, Kosuke Minaga, Yasuo Otsuka, Mamoru Takenaka, Masatoshi Kudo
Usefulness of detective flow imaging endoscopic ultrasound for the diagnosis of rectal wall thickening. Endoscopy international open 11 (7) (2023)
Yousuke Nakai, Tsuyoshi Hamada, Tomotaka Saito, Hideyuki Shiomi, Akinori Maruta, Takuji Iwashita, Keisuke Iwata, Mamoru Takenaka, Atsuhiro Masuda, Saburo Matsubara, Tatsuya Sato, Tsuyoshi Mukai, Ichiro Yasuda, Hiroyuki Isayama, null null
Time to think prime times for treatment of necrotizing pancreatitis: A pendulum conundrum. Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society (2023)
Hiroshi Tanabe, Koichiro Kawano, Reiko Kawano, Takao Katoh, Katsuhisa Nishi, Yoriaki Komeda, Mamoru Takenaka
Hemostasis of small-intestinal diverticular bleeding with the over-the-scope clip method. Endoscopy 55 (S 01) (2023)
Masayuki Kitano, Makoto Yoshida, Reiko Ashida, Emiri Kita, Akio Katanuma, Takao Itoi, Rintaro Mikata, Kenichiro Nishikawa, Hiroyuki Matsubayashi, Yukiko Takayama, Hironari Kato, Mamoru Takenaka, Toru Ueki, Yohei Kawashima, Yousuke Nakai, Shinichi Hashimoto, Minoru Shigekawa, Hiroko Nebiki, Hidetaka Tsumura, Yosinobu Okabe, Shomei Ryozawa, Yoshiyuki Harada, Akira Mitoro, Tamito Sasaki, Hiroaki Yasuda, Natsuki Miura, Tetsuya Ikemoto, Eisuke Ozawa, Kazuhiko Shioji, Atsushi Yamaguchi, Toru Okuzono, Ichiro Moriyama, Hiroyuki Hisai, Koichi Fujita, Takuma Goto, Nakao Shirahata, Yoshinori Iwata, Yoshihiro Okabe, Kazuo Hara, Yusuke Hashimoto, Masaki Kuwatani, Hiroyuki Isayama, Nao Fujimori, Atsushi Masamune, Keiichi Hatamaru, Toshio Shimokawa, Kazuichi Okazaki, Yoshifumi Takeyama, Hiroki Yamaue, null null
Needle tract seeding after endoscopic ultrasound-guided tissue acquisition of pancreatic tumors: A nationwide survey in Japan. Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society (2022)
Koichi Fujita, Shujiro Yazumi, Hisakazu Matsumoto, Masanori Asada, Hiroko Nebiki, Kazuya Matsumoto, Toru Maruo, Mamoru Takenaka, Takeshi Tomoda, Takumi Onoyama, Akira Kurita, Toshiharu Ueki, Toshiro Katayama, Takashi Kawamura, Hirofumi Kawamoto, null null
Multicenter prospective cohort study of adverse events associated with biliary endoscopic retrograde cholangiopancreatography: Incidence of adverse events and preventive measures for post-endoscopic retrograde cholangiopancreatography pancreatitis. Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society 34 (6) (2022)
Mamoru Takenaka, Kae Fukunishi, Kota Takashima, Tomohiro Yamazaki, Masatoshi Kudo
Efficacy of an easy loop-forming guidewire in endoscopic transpapillary gallbladder drainage with gallstones impacted in the cystic duct. Endoscopy (2022)
Yousuke Nakai, Hideyuki Shiomi, Tsuyoshi Hamada, Shogo Ota, Mamoru Takenaka, Takuji Iwashita, Tatsuya Sato, Tomotaka Saito, Atsuhiro Masuda, Saburo Matsubara, Keisuke Iwata, Tsuyoshi Mukai, Hiroyuki Isayama, Ichiro Yasuda, null null
Early versus delayed interventions for necrotizing pancreatitis: A systematic review and meta-analysis. DEN open 3 (1) (2022)
Mamoru Takenaka, Masatoshi Kudo
Endoscopic Reintervention for Recurrence of Malignant Biliary Obstruction: Developing the Best Strategy. Gut and liver 16 (4) (2022)
Mamoru Takenaka, Tomohiro Fukunaga, Akihiro Yoshida, Shunsuke Omoto, Masatoshi Kudo
The "straighten pigtail" technique for selective replacement of a pigtail plastic stent. Endoscopy (2022)
Mamoru Takenaka, Masatoshi Kudo
What is the most appropriate diagnostic strategy for evaluating a small common bile duct stone? Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society 34 (5) (2022)
Mamoru Takenaka, Madan M Rehani, Makoto Hosono, Tomohiro Yamazaki, Shunsuke Omoto, Kosuke Minaga, Ken Kamata, Kentaro Yamao, Shiro Hayashi, Tsutomu Nishida, Masatoshi Kudo
Comparison of Radiation Exposure between Endoscopic Ultrasound-Guided Hepaticogastrostomy and Hepaticogastrostomy with Antegrade Stenting. Journal of clinical medicine 11 (6) (2022)
Mamoru Takenaka, Masatoshi Kudo
Current status of endoscopic re-intervention for hilar malignant biliary obstruction. Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society 33 (5) (2021)
Koichiro Kawano, Reiko Kawano, Tomonori Moriguchi, Hiroshi Tanabe, Takao Katoh, Katsuhisa Nishi, Mamoru Takenaka
Over-the-scope clipping and detachable snare ligation as a novel combination hemostatic therapy for diverticular bleeding. Endoscopy (2021)
Takamitsu Tanaka, Shunsuke Omoto, Mamoru Takenaka
Urgent endoscopic ultrasound-guided choledochoduodenostomy for adenocarcinoma of the ampulla of Vater with scirrhous invasion. Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society 33 (3) (2021)
Koichiro Kawano, Mamoru Takenaka, Reiko Kawano, Daisuke Kagoshige, Takao Kato, Katsuhisa Nishi, Masatoshi Kudo
Nontraumatic tube method for detecting a vessel responsible for colonic diverticular hemorrhage. Endoscopy (2021)
Mamoru Takenaka, Masatoshi Kudo
Endoscopic papillotomy and papilloplasty: Effects on sphincter of Oddi functionality and outcomes. Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society 33 (6) (2021)
Kosuke Minaga, Mamoru Takenaka, Masatoshi Kudo
Endoscopic ultrasound-guided biliary drainage with a 22-gauge needle and a 0.018-inch guidewire: Can it be the new standard? Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society (2021)
Junichi Kawai, Takeshi Ogura, Mamoru Takenaka, Hideyuki Shiomi, Kazuya Ueshima, Saori Ueno, Atsushi Okuda, Jun Matsuno, Kousuke Minaga, Shunsuke Omoto, Atsushi Nakai, Takuya Ikegawa, Akitoshi Hakoda, Kazuhide Higuchi
Prospective multicenter evaluation of moving cell metallic stents in endoscopic multiple stent deployment for hepatic hilar obstruction. Journal of hepato-biliary-pancreatic sciences (2021)
Mamoru Takenaka, Makoto Hosono, Shiro Hayashi, Tsutomu Nishida, Masatoshi Kudo
The radiation doses and radiation protection on the endoscopic retrograde cholangiopancreatography procedures. The British journal of radiology 94 (1126) (2021)
Mamoru Takenaka, Tomohiro Yamazaki, Yasuo Otsuka, Kota Takashima, Rei Ishikawa, Masatoshi Kudo
Across-the-papilla side-by-side placement of 6-mm fully covered metallic stents for malignant hilar biliary obstruction: a novel concept that may facilitate reintervention. Endoscopy (2021)
Atsushi Kanno, Ichiro Yasuda, Atsushi Irisawa, Kazuo Hara, Reiko Ashida, Takuji Iwashita, Mamoru Takenaka, Akio Katanuma, Tetsuya Takikawa, Kensuke Kubota, Hironari Kato, Yousuke Nakai, Shomei Ryozawa, Masayuki Kitano, Hiroyuki Isayama, Hideki Kamada, Yoshinobu Okabe, Keiji Hanada, Koushiro Ohtsubo, Shinpei Doi, Hiroyuki Hisai, Goro Shibukawa, Hiroo Imazu, Atsushi Masamune
Adverse events of endoscopic ultrasound-guided fine-needle aspiration for histologic diagnosis in Japanese tertiary centers: Multicenter retrospective study. Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society 33 (7) (2021)
Mamoru Takenaka, Makoto Hosono, Shiro Hayashi, Tsutomu Nishida, Masatoshi Kudo
How should radiation exposure be handled in fluoroscopy-guided endoscopic procedures in the field of gastroenterology? Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society (2021)
Takeshi Ogura, Takaaki Eguchi, Kazunari Nakahara, Yoshihide Kanno, Shunsuke Omoto, Masahiro Itonaga, Taira Kuroda, Akitoshi Hakoda, Seitaro Ikeoka, Megumi Takagi, Akihiko Okada, Junya Sato, Ryo Morita, Yousuke Michikawa, Kei Ito, Shinsuke Koshita, Mamoru Takenaka, Masayuki Kitano, Mitsuhito Koizumi, Kazuhide Higuchi
Clinical impact of recombinant thrombomodulin administration on disseminated intravascular coagulation due to severe acute cholangitis (Recover-AC study). Journal of hepato-biliary-pancreatic sciences (2021)
Tomohiro Yamazaki, Mamoru Takenaka, Shunsuke Omoto, Tomoe Yoshikawa, Rei Ishikawa, Ayana Okamoto, Atsushi Nakai, Kosuke Minaga, Ken Kamata, Kentaro Yamao, Yoriaki Komeda, Tomohiro Watanabe, Naoshi Nishida, Keiko Kamei, Ippei Matsumoto, Yoshifumi Takeyama, Takaaki Chikugo, Yasutaka Chiba, Masatoshi Kudo
Should Contrast-Enhanced Harmonic Endoscopic Ultrasound Be Incorporated into the International Consensus Guidelines to Determine the Appropriate Treatment of Intraductal Papillary Mucinous Neoplasm? Journal of clinical medicine 10 (9) (2021)
Koichiro Kawano, Mamoru Takenaka, Reiko Kawano, Daisuke Kagoshige, Yuta Kawase, Tomonori Moriguchi, Hiroshi Tanabe, Takao Katoh, Katsuhisa Nishi, Masatoshi Kudo
Efficacy of Over-The-Scope Clip Method as a Novel Hemostatic Therapy for Colonic Diverticular Bleeding. Journal of clinical medicine 10 (13) (2021)
Akihiro Yoshida, Mamoru Takenaka, Kota Takashima, Hidekazu Tanaka, Ayana Okamoto, Tomohiro Yamazaki, Atsushi Nakai, Shunsuke Omoto, Kosuke Minaga, Mamoru Takenaka, Kentaro Yamao, Yoriaki Komeda, Naoshi Nishida, Masatoshi Kudo
Usefulness of the Novel Snare-over-the-Guidewire Method for Transpapillary Plastic Stent Replacement (with Video). Journal of clinical medicine 10 (13) (2021)
Mamoru Takenaka, Koichiro Kawano, Reiko Kawano, Takao Katoh, Katsuhisa Nishi, Masatoshi Kudo
A novel method of papilla fixation for difficult biliary cannulation without using a pancreatic duct guidewire: non-guidewire fixation method. Endoscopy (2021)
Kentaro Yamao, Masakatsu Tsurusaki, Kota Takashima, Hidekazu Tanaka, Akihiro Yoshida, Ayana Okamoto, Tomohiro Yamazaki, Shunsuke Omoto, Ken Kamata, Kosuke Minaga, Mamoru Takenaka, Takaaki Chikugo, Yasutaka Chiba, Tomohiro Watanabe, Masatoshi Kudo
Analysis of Progression Time in Pancreatic Cancer including Carcinoma In Situ Based on Magnetic Resonance Cholangiopancreatography Findings. Diagnostics (Basel, Switzerland) 11 (10) (2021)
Mamoru Takenaka, Tomohiro Yamazaki, Yasuo Otsuka, Rei Ishikawa, Masatoshi Kudo
Successful use of two guidewires with different properties using a double-lumen catheter for postoperative biliary stricture. Endoscopy (2021)
Daisuke Morimoto, Tomoko Hyodo, Mamoru Takenaka, Tomoya Kadoba, Makoto Itoh, Hiroyuki Fukushima, Yasutaka Chiba, Mamoru Takenaka, Tomohiro Mochizuki, Yu Ueda, Keizou Miyagoshi, Masatoshi Kudo, Kazunari Ishii
Navigator-triggered and breath-hold 3D MRCP using compressed sensing: image quality and method selection factor assessment. Abdominal radiology (New York) 45 (10) (2021)
Hoonsub So, Dongwook Oh, Mamoru Takenaka, Kosuke Minaga, Shinya Uemura, Takuji Iwashita, Tomotaka Saito, Yousuke Nakai, Seon Ok Kim, Do Hyun Park
Initial experience of endoscopic ultrasound-guided antegrade covered stent placement with long duodenal extension for malignant distal biliary obstruction (with video). Journal of hepato-biliary-pancreatic sciences (2021)
Tsuyoshi Hamada, Takuji Iwashita, Tomotaka Saito, Hideyuki Shiomi, Mamoru Takenaka, Hiroyuki Isayama, Ichiro Yasuda, Yousuke Nakai, null null
Disconnected pancreatic duct syndrome and outcomes of endoscopic ultrasound-guided treatment of pancreatic fluid collections: Systematic review and meta-analysis. Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society (2021)
Mamoru Takenaka, Atsushi Nakai, Masatoshi Kudo
Novel troubleshooting technique for the migration of a biliary plastic stent using a thin balloon catheter (with video). Journal of hepato-biliary-pancreatic sciences (2021)
Mamoru Takenaka, Makoto Hosono, Madan M Rehani, Yasutaka Chiba, Rei Ishikawa, Ayana Okamoto, Tomohiro Yamazaki, Atsushi Nakai, Shunsuke Omoto, Kosuke Minaga, Mamoru Takenaka, Kentaro Yamao, Shiro Hayashi, Tsutomu Nishida, Masatoshi Kudo
Comparison of radiation exposure between endoscopic ultrasound-guided drainage and transpapillary drainage by endoscopic retrograde cholangiopancreatography for pancreatobiliary diseases. Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society (2021)
Kentaro Yamao, Mamoru Takenaka, Rei Ishikawa, Ayana Okamoto, Tomohiro Yamazaki, Atsushi Nakai, Shunsuke Omoto, Ken Kamata, Kosuke Minaga, Ippei Matsumoto, Yoshifumi Takeyama, Isao Numoto, Masakatsu Tsurusaki, Takaaki Chikugo, Yasutaka Chiba, Tomohiro Watanabe, Masatoshi Kudo
Partial Pancreatic Parenchymal Atrophy Is a New Specific Finding to Diagnose Small Pancreatic Cancer (≤10 mm) Including Carcinoma in Situ: Comparison with Localized Benign Main Pancreatic Duct Stenosis Patients. Diagnostics (Basel, Switzerland) 10 (7) (2020)
Rei Ishikawa, Mamoru Takenaka, Akane Hara, Hidekazu Tanaka, Ayana Okamoto, Tomohiro Yamazaki, Atsushi Nakai, Shunsuke Omoto, Kosuke Minaga, Kentaro Yamao, Mamoru Takenaka, Yasunori Minami, Tomohiro Watanabe, Yasutaka Chiba, Takaaki Chikugo, Ippei Matsumoto, Yoshifumfi Takeyama, Yuko Matsukubo, Tomoko Hyodo, Masatoshi Kudo
Utility of contrast-enhanced harmonic endoscopic ultrasonography for predicting the prognosis of pancreatic neuroendocrine neoplasms. Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society 33 (5) (2020)
Mamoru Takenaka, Kosuke Minaga, Ken Kamata, Kentaro Yamao, Tomoe Yoshikawa, Rei Ishikawa, Ayana Okamoto, Tomohiro Yamazaki, Atsushi Nakai, Shunsuke Omoto, Yoriaki Komeda, Toshiharu Sakurai, Tomohiro Watanabe, Naoshi Nishida, Yasutaka Chiba, Chang-Il Kwon, Seok Jeong, Tae Hoon Lee, Masatoshi Kudo
Efficacy of a modified double-guidewire technique using an uneven double lumen cannula (uneven method) in patients with surgically altered gastrointestinal anatomy (with video). Surgical endoscopy 34 (3) (2019)
Mamoru Takenaka, Ken Kamata, Masatoshi Kudo
Conversion of percutaneous transhepatic gallbladder drainage to endoscopic ultrasound-guided hepaticogastrostomy by the intentional expansion method. Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society 31 (6) (2019)
Mamoru Takenaka, Atsushi Nakai, Masatoshi Kudo
Large balloon expansion method for re-intervention after endoscopic ultrasound-guided hepaticogastrostomy for stent obstruction. Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society 31 (5) (2019)
Kosuke Minaga, Tomoe Yoshikawa, Yukitaka Yamashita, Hiroko Akamatsu, Maiko Ikenouchi, Tatsuya Ishii, Hisakazu Matsumoto, Hiroyoshi Iwagami, Yasuki Nakatani, Keiichi Hatamaru, Mamoru Takenaka, Takuji Akamatsu, Yoshito Uenoyama, Tomohiro Watanabe, Kazuo Ono, Yasutaka Chiba, Masatoshi Kudo
Comparison of the Diagnostic Performance of Newly Designed 21-Gauge and Standard 22-Gauge Aspiration Needles in Patients with Solid Pancreatic Masses. Digestive diseases and sciences 64 (10) (2019)
Takeshi Miyata, Ken Kamata, Mamoru Takenaka
Endoscopic ultrasonography-guided transenteric pancreatic duct drainage without cautery for obstructive pancreatitis as a result of ampullary carcinoma. Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society 30 (3) (2018)
Ken Kamata, Mamoru Takenaka, Kosuke Minaga, Shunsuke Omoto, Takeshi Miyata, Kentaro Yamao, Hajime Imai, Atsushi Nakai, Hidekazu Tanaka, Yasutaka Chiba, Tomohiro Watanabe, Toshiharu Sakurai, Naoshi Nishida, Takaaki Chikugo, Ippei Matsumoto, Yoshifumi Takeyama, Masayuki Kitano, Masatoshi Kudo
Value of additional endoscopic ultrasonography for surveillance after surgical removal of intraductal papillary mucinous neoplasms. Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society 30 (5) (2018)
Mamoru Takenaka, Kosuke Minaga, Masatoshi Kudo
Cannulation method for intradiverticular papilla with long oral protrusion using biopsy forceps for axis alignment. Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society 30 (5) (2018)
Mamoru Takenaka, Kentaro Yamao, Masatoshi Kudo
Novel method of biliary cannulation for patients with Roux-en-Y anastomosis using a unique, uneven, double-lumen cannula (Uneven method). Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society 30 (6) (2018)
Kosuke Minaga, Yukitaka Yamashita, Takeshi Ogura, Mamoru Takenaka, Yuzo Shimokawa, Takeshi Hisa, Masahiro Itonaga, Hironari Kato, Hidefumi Nishikiori, Atsushi Okuda, Hisakazu Matsumoto, Yoshito Uenoyama, Tomohiro Watanabe, Yasutaka Chiba, Kazuhide Higuchi, Masatoshi Kudo, Masayuki Kitano
Clinical efficacy and safety of endoscopic ultrasound-guided gallbladder drainage replacement of percutaneous drainage: A multicenter retrospective study. Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society 31 (2) (2018)
Shunsuke Omoto, Mamoru Takenaka, Masatoshi Kudo
Case of endoscopic ultrasonography-guided pancreatic duct rendezvous stenting in which initial contrast medium injection was useful for the second puncture. Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society 31 (1) (2018)
Mamoru Takenaka, Kosuke Minaga, Masatoshi Kudo
Endoscopic nasobiliary drainage tube-guided scope insertion technique for internal drainage in a case of difficult selective biliary duct guiding. Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society 31 (1) (2018)
Masahiro Itonaga, Masayuki Kitano, Keiichi Hatamaru, Takashi Tamura, Junya Nuta, Yuki Kawaji, Mamoru Takenaka, Kosuke Minaga, Masatoshi Kudo, Takeshi Ogura, Kazuhide Higuchi, Yasutaka Chiba
Endoscopic ultrasound-guided choledochoduodenostomy using a thin stent delivery system in patients with unresectable malignant distal biliary obstruction: A prospective multicenter study. Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society 31 (3) (2018)
Ken Kamata, Mamoru Takenaka, Masayuki Kitano, Shunsuke Omoto, Takeshi Miyata, Kosuke Minaga, Kentaro Yamao, Hajime Imai, Toshiharu Sakurai, Tomohiro Watanabe, Naoshi Nishida, Takaaki Chikugo, Yasutaka Chiba, Haruhiko Imamoto, Takushi Yasuda, Andrea Lisotti, Pietro Fusaroli, Masatoshi Kudo
Contrast-enhanced harmonic endoscopic ultrasonography for differential diagnosis of submucosal tumors of the upper gastrointestinal tract. Journal of gastroenterology and hepatology 32 (10) (2018)
Takeshi Ogura, Miyuki Imanishi, Yoshitaka Kurisu, Saori Onda, Tastsushi Sano, Wataru Takagi, Atsushi Okuda, Akira Miyano, Mio Amano, Nobu Nishioka, Tadahiro Yamada, Daisuke Masuda, Mamoru Takenaka, Masayuki Kitano, Kazuhide Higuchi
Prospective evaluation of digital single-operator cholangioscope for diagnostic and therapeutic procedures (with videos). Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society 29 (7) (2017)
Kosuke Minaga, Masayuki Kitano, Mamoru Takenaka
Through-the-scope enteral metal stent placement using a short-type single-balloon enteroscope for malignant surgically reconstructed jejunal stenosis (with video). Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society 28 (7) (2016)