Application of Hao’s Esophagogastrostomy by Fissure Technique (HEFT) in proximal gastrectomy: protocol for a prospective, multicentre, randomised controlled study

Background Proximal gastrectomy (PG) has emerged as the preferred surgical approach for adenocarcinoma of the upper 1/3 stomach and selected cases of oesophagogastric junction adenocarcinoma. We developed a novel oesophagogastric anastomosis technique with an antireflux mechanism (Hao’s Esophagogast...

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Main Authors: Jian Wang, Jun Hong, Ya-Ping Wang, Han-Kun Hao, Wen-liang Cui, Ze-Qin Wang, Xue-Liang Shi, Ming-Ye Ma, Zi-Hao Wang
Format: Article
Language:English
Published: BMJ Publishing Group 2025-08-01
Series:BMJ Open
Online Access:https://bmjopen.bmj.com/content/15/8/e104365.full
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author Jian Wang
Jun Hong
Ya-Ping Wang
Han-Kun Hao
Wen-liang Cui
Ze-Qin Wang
Xue-Liang Shi
Ming-Ye Ma
Zi-Hao Wang
author_facet Jian Wang
Jun Hong
Ya-Ping Wang
Han-Kun Hao
Wen-liang Cui
Ze-Qin Wang
Xue-Liang Shi
Ming-Ye Ma
Zi-Hao Wang
author_sort Jian Wang
collection DOAJ
description Background Proximal gastrectomy (PG) has emerged as the preferred surgical approach for adenocarcinoma of the upper 1/3 stomach and selected cases of oesophagogastric junction adenocarcinoma. We developed a novel oesophagogastric anastomosis technique with an antireflux mechanism (Hao’s Esophagogastrostomy by Fissure Technique). It may have a superior effect on patient weight maintenance compared with the double-tract reconstruction. We intend to conduct a prospective, multicentre, randomised controlled clinical trial to validate this hypothesis.Methods and analysis The primary objective evaluates body weight loss at 12 months postoperatively. Secondary objectives assess surgical safety through comprehensive analysis of complication rates and nutritional parameters, including serial haematological evaluations during follow-up. The study will enrol 52 participants across multiple centres with planned 3-year longitudinal monitoring to evaluate both immediate postoperative outcomes and intermediate-term clinical impacts.Ethics and dissemination This study was approved by the hospital institutional review board of Huashan Hospital, Fudan University (2024-1173) and is being conducted in accordance with the Declaration of Helsinki and the Good Clinical Practice guidelines. On completion of the study, the results will be published in a peer-reviewed journal.Trial registration number NCT06679244.
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spelling doaj-art-a6c49b625484437fa39c1450a9c3f2de2025-08-20T03:36:38ZengBMJ Publishing GroupBMJ Open2044-60552025-08-0115810.1136/bmjopen-2025-104365Application of Hao’s Esophagogastrostomy by Fissure Technique (HEFT) in proximal gastrectomy: protocol for a prospective, multicentre, randomised controlled studyJian Wang0Jun Hong1Ya-Ping Wang2Han-Kun Hao3Wen-liang Cui4Ze-Qin Wang5Xue-Liang Shi6Ming-Ye Ma7Zi-Hao Wang8Division of Gastrointestinal Surgery, Department of General Surgery, Huashan Hospital, Fudan University, Shanghai, ChinaDivision of Gastrointestinal Surgery, Department of General Surgery, Huashan Hospital, Fudan University, Shanghai, ChinaDivision of Gastrointestinal Surgery, Department of General Surgery, Huashan Hospital, Fudan University, Shanghai, ChinaDivision of Gastrointestinal Surgery, Department of General Surgery, Huashan Hospital, Fudan University, Shanghai, ChinaDivision of Gastrointestinal Surgery, Department of General Surgery, Huashan Hospital, Fudan University, Shanghai, ChinaDivision of Gastrointestinal Surgery, Department of General Surgery, Huashan Hospital, Fudan University, Shanghai, ChinaDivision of Gastrointestinal Surgery, Qidong People’s Hospital, Qidong, Jiangsu, ChinaDivision of Gastrointestinal Surgery, Department of General Surgery, Huashan Hospital, Fudan University, Shanghai, ChinaDivision of Gastrointestinal Surgery, Department of General Surgery, Huashan Hospital, Fudan University, Shanghai, ChinaBackground Proximal gastrectomy (PG) has emerged as the preferred surgical approach for adenocarcinoma of the upper 1/3 stomach and selected cases of oesophagogastric junction adenocarcinoma. We developed a novel oesophagogastric anastomosis technique with an antireflux mechanism (Hao’s Esophagogastrostomy by Fissure Technique). It may have a superior effect on patient weight maintenance compared with the double-tract reconstruction. We intend to conduct a prospective, multicentre, randomised controlled clinical trial to validate this hypothesis.Methods and analysis The primary objective evaluates body weight loss at 12 months postoperatively. Secondary objectives assess surgical safety through comprehensive analysis of complication rates and nutritional parameters, including serial haematological evaluations during follow-up. The study will enrol 52 participants across multiple centres with planned 3-year longitudinal monitoring to evaluate both immediate postoperative outcomes and intermediate-term clinical impacts.Ethics and dissemination This study was approved by the hospital institutional review board of Huashan Hospital, Fudan University (2024-1173) and is being conducted in accordance with the Declaration of Helsinki and the Good Clinical Practice guidelines. On completion of the study, the results will be published in a peer-reviewed journal.Trial registration number NCT06679244.https://bmjopen.bmj.com/content/15/8/e104365.full
spellingShingle Jian Wang
Jun Hong
Ya-Ping Wang
Han-Kun Hao
Wen-liang Cui
Ze-Qin Wang
Xue-Liang Shi
Ming-Ye Ma
Zi-Hao Wang
Application of Hao’s Esophagogastrostomy by Fissure Technique (HEFT) in proximal gastrectomy: protocol for a prospective, multicentre, randomised controlled study
BMJ Open
title Application of Hao’s Esophagogastrostomy by Fissure Technique (HEFT) in proximal gastrectomy: protocol for a prospective, multicentre, randomised controlled study
title_full Application of Hao’s Esophagogastrostomy by Fissure Technique (HEFT) in proximal gastrectomy: protocol for a prospective, multicentre, randomised controlled study
title_fullStr Application of Hao’s Esophagogastrostomy by Fissure Technique (HEFT) in proximal gastrectomy: protocol for a prospective, multicentre, randomised controlled study
title_full_unstemmed Application of Hao’s Esophagogastrostomy by Fissure Technique (HEFT) in proximal gastrectomy: protocol for a prospective, multicentre, randomised controlled study
title_short Application of Hao’s Esophagogastrostomy by Fissure Technique (HEFT) in proximal gastrectomy: protocol for a prospective, multicentre, randomised controlled study
title_sort application of hao s esophagogastrostomy by fissure technique heft in proximal gastrectomy protocol for a prospective multicentre randomised controlled study
url https://bmjopen.bmj.com/content/15/8/e104365.full
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