Akinobu Koiwai

6PUBLICATIONS
6CO-AUTHORS
Experimental methods in fluid flow, heat and mass transferMechanobiologyMultiphysics flows (incl. multiphase and reacting flows)Medical devicesCancer diagnosis
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Publications (6)

|Apr 24, 2026
A novel endoscopic plastic stent exchange technique using a loop cutter in malignant afferent loop obstruction: a method applicable to various pancreatobiliary situations.

|Mar 05, 2026
Transpapillary Penetration of an Ampullary Tumor by a Migrated ERBD Tube.

Akinobu Koiwai, Morihisa Hirota, Kennichi Satoh

|Jan 08, 2026
Simultaneous Placement of Three Thin-Delivery Multi-Hole Self-Expandable Metallic Stents for Malignant Hilar Biliary Obstruction Using a Large-Channel Duodenoscope.

Akinobu Koiwai, Morihisa Hirota, Tomohiro Oikawa

|Nov 28, 2025
A Novel Technique of Overtube-assisted Ultrathin Endoscopic Biliary Drainage Using Multi-Hole Self-Expandable Metal Stents: A Case Report.

Akinobu Koiwai, Morihisa Hirota, Kei Ishikawa

|Jun 26, 2023
Diffuse pancreatic parenchymal atrophy, an imaging finding predictive of the development of pancreatic ductal adenocarcinoma: A case-control study.

Akinobu Koiwai, Morihisa Hirota, Tomonori Matsuura

|May 23, 2022
Self-expandable metal stents have longer patency and less cholangitis than inside stents in malignant perihilar biliary obstruction.

Akinobu Koiwai, Morihisa Hirota, Tomofumi Katayama

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Frequent Collaborators

6 joint publications

Morihisa Hirota

5 joint publications

Kennichi Satoh

2 joint publications

Katsuya Endo

2 joint publications

Yuki Miyashita