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Hironao Matsumoto

Observed name: Hironao MATSUMOTO
ORCID: 0009-0002-3838-2414
Observed ORCID: 0009-0002-3838-2414
OpenAlex ID: A5062991708
Gel Immersion Endoscopic Mucosal Resection (EMR) for Superficial Nonampullary Duodenal Epithelial Tumors May Reduce Procedure Time Compared with Underwater EMR (with Video)
2022 · Takeshi Yamashina, Masaaki Shimatani, et al. · Gastroenterology Research and Practice · 25
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Advanced technical tips and recent insights in ERCP using balloon‐assisted endoscopy
2023 · Masaaki Shimatani, Toshiyuki Mitsuyama, et al. · DEN Open · 24
Viral Infection in Esophageal, Gastric, and Colorectal Cancer
2022 · Takeshi Yamashina, Masaaki Shimatani, et al. · Healthcare · 8
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Balloon-assisted ERCP for bile duct stones in surgically altered anatomy: current techniques, devices, and evolving strategies
2025 · Haruka Toyonaga, Makoto Masaki, et al. · Therapeutic Advances in Gastroenterology · 7
Double‐balloon enteroscopy‐assisted peroral cholangioscopy‐guided electrohydraulic lithotripsy in a patient with surgically altered anatomy
2025 · Haruka Toyonaga, Makoto Masaki, et al. · Journal of Hepato-Biliary-Pancreatic Sciences · 6
Efficacy and Safety of Remimazolam Compared to Midazolam for Sedation During Endoscopic Ultrasonography: A Single‐Center Retrospective Cohort Study
2026 · Haruka Toyonaga, Makoto Masaki, et al. · DEN Open · 4
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Double-balloon endoscopy-assisted peroral pancreatoscopy using a novel slim cholangiopancreatoscope for the diagnosis of pancreatic duct stricture in surgically altered anatomy
2025 · Arata Oka, Haruka Toyonaga, et al. · Endoscopy · 3
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Novel steerable-tip catheter successfully used for cannulation of a steeply angled pancreaticojejunostomy anastomotic stenosis
2025 · Haruka Toyonaga, Takuya Takayama, et al. · Endoscopy · 3
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Perforation-free removal of gastric gastrointestinal stromal tumors: Endoscopic inversion and strangulation of muscle layer and resection (EISMR)
2023 · Takeshi Yamashina, Masaaki Shimatani, et al. · Endoscopy International Open · 3
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Efficacy and Safety of Balloon Endoscopy‐Assisted Peroral Cholangiopancreatoscopy ( POCPS ) Using a Novel 9Fr Cholangioscope in Patients With Surgically Altered Anatomy: A Dual‐Center Retrospective Study (With Video)
2026 · Haruka Toyonaga, Yuki Tanisaka, et al. · Digestive Endoscopy · 2
Triple stent-in-stent placement of novel 6-mm multi-hole covered self-expandable metal stents for malignant hilar biliary obstruction
2025 · Haruka Toyonaga, Arata Oka, et al. · Endoscopy · 2
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Diagnosis of Eosinophilic Enteritis Using Double Balloon Enteroscopy-Guided Multisite Biopsies
2026 · Takeshi Yamashina, Masaaki Shimatani, et al. · Digestion · 1
Endoscopic and Fluoroscopic Landmarks for Preventing Pyloric Obstruction During Transgastric LAMS Deployment in EUS ‐Guided Gallbladder Drainage
2026 · Haruka Toyonaga, Tatsuya Nakagawa, et al. · Journal of Hepato-Biliary-Pancreatic Sciences · 1
Anesthesia with remimazolam versus dexmedetomidine and midazolam for the endoscopic submucosal dissection of the esophagus, stomach, and colorectum: A retrospective comparative study
2026 · Hironao Matsumoto, Takeshi Yamashina, et al. · Internal Medicine · 1
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Successful Removal of a Stone-covered, Proximally Migrated Pancreatic Duct Stent 14 Years After Pancreaticoduodenectomy Using Double-balloon Endoscopy
2025 · Hironao Matsumoto, Haruka Toyonaga, et al. · Internal Medicine · 1
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Delayed Perforation after Colorectal Cold Snare Polypectomy with Simultaneously Performed Endoscopic Submucosal Dissection: A Case Report and Literature Review
2025 · Hironao Matsumoto, Takeshi Yamashina, et al. · JMA Journal · 1
Tumor Cell Implantation from an Oral Advanced Cancer at the Rectal Endoscopic Submucosal Dissection Site: A Case Report and Literature Review
2024 · Takeshi Yamashina, Masaaki Shimatani, et al. · Journal of the Anus Rectum and Colon · 1
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Effective hemostasis under gel immersion endoscopy using inflated balloons on the tip of double balloon endoscope for active bleeding in the small intestine
2024 · Shunsuke Horitani, Natsuko Saito, et al. · Clinical Endoscopy · 1
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Endoscopic resection of a gastric gastrointestinal stromal tumor without perforation using a detachable snare
2023 · Hironao Matsumoto, Takeshi Yamashina, et al. · Endoscopy · 1
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Endoscopic Treatment for Pancreatobiliary Diseases in Patients with Surgically Altered Anatomy: A Perspective from Double-Balloon Endoscopy
2026 · Haruka Toyonaga, Makoto Masaki, et al. · Digestion
Delayed cholecystocolic fistula due to migration of a spiral gallbladder stent
2026 · Hironao Matsumoto, Haruka Toyonaga, et al. · Gastrointestinal Endoscopy
Endoscopic management of common bile duct stones using double balloon endoscopy in postoperative patients: evaluation of single-session complete stone clearance
2026 · Takafumi Yuba, Takeshi Yamashina, et al. · Scandinavian Journal of Gastroenterology
Gel Immersion vs. Water Immersion Endoscopic Ultrasound for Visualization of the Duodenal Papilla and Periampullary Lesions: A Dual‐Center Retrospective Study With Blinded Evaluation of Archived Videos
2026 · Haruka Toyonaga, Toshifumi Kin, et al. · Journal of Hepato-Biliary-Pancreatic Sciences
Double‐Balloon Endoscopy–Assisted Peroral Pancreatoscopy–Guided Electrohydraulic Lithotripsy for Pancreatic Duct Stones in a Patient With Pancreaticojejunostomy Stricture After Pancreaticoduodenectomy
2025 · Shoji Takayama, Haruka Toyonaga, et al. · Journal of Hepato-Biliary-Pancreatic Sciences
Endoscopic Closure of a Duodenal Perforation Secondary to Postoperative Pancreatic Fistula Using Novel Through‐The‐Scope Closure Devices in Surgically Altered Anatomy
2025 · Arata Oka, Haruka Toyonaga, et al. · Journal of Hepato-Biliary-Pancreatic Sciences
Works count: 30
Citation count: 95
H-index: 5
I10-index: 2
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