Improvement of rheolytic thrombectomy for acute deep vein thrombosis of the whole lower limb by primary popliteal vein thrombosis clearance: protocol for a prospective, multicenter, randomized controlled trial (the Reformation study)

Introduction Pharmacomechanical thrombectomy (PMT) can be a useful treatment for restoring vein patency quickly, especially for extensive acute deep vein thrombosis (DVT). However, previous evidence failed to validate the effectiveness of PMT in reducing the incidence of post-thrombotic syndrome (PT...

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Main Authors: Hui Zhao, Hui Zhuang, Meng Ye, Hongfei Sang, Ziheng Wu, Qihong Ni, Xiande Ye, Chunshui He, Wensheng Lou
Format: Article
Language:English
Published: BMJ Publishing Group 2025-06-01
Series:BMJ Open
Online Access:https://bmjopen.bmj.com/content/15/6/e089797.full
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author Hui Zhao
Hui Zhuang
Meng Ye
Hongfei Sang
Ziheng Wu
Qihong Ni
Xiande Ye
Chunshui He
Wensheng Lou
author_facet Hui Zhao
Hui Zhuang
Meng Ye
Hongfei Sang
Ziheng Wu
Qihong Ni
Xiande Ye
Chunshui He
Wensheng Lou
author_sort Hui Zhao
collection DOAJ
description Introduction Pharmacomechanical thrombectomy (PMT) can be a useful treatment for restoring vein patency quickly, especially for extensive acute deep vein thrombosis (DVT). However, previous evidence failed to validate the effectiveness of PMT in reducing the incidence of post-thrombotic syndrome (PTS). To address this controversy, the reformation study aims to improve rheolytic thrombectomy for acute DVT of the lower limb through primary popliteal vein thrombosis clearance.Method and analysis Reformation is a prospective randomised multicentre trial. It has 160 patients in two groups: the modified access group (80 patients) and the traditional access group (80 patients). The purpose of this study is to assess whether the modified access approach for removing inflow thrombus in a one-stage procedure is more effective in enhancing the success rate of the procedure and reducing the incidence of PTS during a 24-month follow-up period, for patients with acute whole limb DVT.Ethics and dissemination The reformation study has been registered at www.clinicaltrials.gov. The study protocol has been approved by the Institutional Review Board and Human Research Ethics Committee of Renji Hospital, School of Medicine, Shanghai Jiao Tong University (approved number: KY2021-067-A). The results will be disseminated by publication in a peer-reviewed journal.Trial registration number NCT05286710.Protocol version and date V.1.2, 20 August 2022.
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spelling doaj-art-4d39bff59be342c2b755a07a42fe33722025-08-20T02:34:04ZengBMJ Publishing GroupBMJ Open2044-60552025-06-0115610.1136/bmjopen-2024-089797Improvement of rheolytic thrombectomy for acute deep vein thrombosis of the whole lower limb by primary popliteal vein thrombosis clearance: protocol for a prospective, multicenter, randomized controlled trial (the Reformation study)Hui Zhao0Hui Zhuang1Meng Ye2Hongfei Sang3Ziheng Wu4Qihong Ni5Xiande Ye6Chunshui He7Wensheng Lou8Nantong University Affiliated Hospital, Nantong, ChinaDepartment of Vascular Surgery, Xiamen University Xiamen Cardiovascular Hospital, Xiamen, ChinaDepartment of Vascular Surgery, Renji Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, ChinaSecond Affiliated Hospital of Soochow University, Suzhou, Jiangsu, ChinaDepartment of Vascular Surgery, The First Affiliated Hospital, School of Medicine, Zhejiang University, Hangzhou, ChinaDepartment of Vascular Surgery, Renji Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, ChinaDepartment of General Surgery, Shanghai Pudong New Area People’s Hospital, Shanghai, ChinaDepartment of Vascular Surgery, Chengdu University of Traditional Chinese Medicine, Chengdu, ChinaInterventional Vascular Department, The Affiliated Hospital of Nanjing University Medical School, Nanjing, ChinaIntroduction Pharmacomechanical thrombectomy (PMT) can be a useful treatment for restoring vein patency quickly, especially for extensive acute deep vein thrombosis (DVT). However, previous evidence failed to validate the effectiveness of PMT in reducing the incidence of post-thrombotic syndrome (PTS). To address this controversy, the reformation study aims to improve rheolytic thrombectomy for acute DVT of the lower limb through primary popliteal vein thrombosis clearance.Method and analysis Reformation is a prospective randomised multicentre trial. It has 160 patients in two groups: the modified access group (80 patients) and the traditional access group (80 patients). The purpose of this study is to assess whether the modified access approach for removing inflow thrombus in a one-stage procedure is more effective in enhancing the success rate of the procedure and reducing the incidence of PTS during a 24-month follow-up period, for patients with acute whole limb DVT.Ethics and dissemination The reformation study has been registered at www.clinicaltrials.gov. The study protocol has been approved by the Institutional Review Board and Human Research Ethics Committee of Renji Hospital, School of Medicine, Shanghai Jiao Tong University (approved number: KY2021-067-A). The results will be disseminated by publication in a peer-reviewed journal.Trial registration number NCT05286710.Protocol version and date V.1.2, 20 August 2022.https://bmjopen.bmj.com/content/15/6/e089797.full
spellingShingle Hui Zhao
Hui Zhuang
Meng Ye
Hongfei Sang
Ziheng Wu
Qihong Ni
Xiande Ye
Chunshui He
Wensheng Lou
Improvement of rheolytic thrombectomy for acute deep vein thrombosis of the whole lower limb by primary popliteal vein thrombosis clearance: protocol for a prospective, multicenter, randomized controlled trial (the Reformation study)
BMJ Open
title Improvement of rheolytic thrombectomy for acute deep vein thrombosis of the whole lower limb by primary popliteal vein thrombosis clearance: protocol for a prospective, multicenter, randomized controlled trial (the Reformation study)
title_full Improvement of rheolytic thrombectomy for acute deep vein thrombosis of the whole lower limb by primary popliteal vein thrombosis clearance: protocol for a prospective, multicenter, randomized controlled trial (the Reformation study)
title_fullStr Improvement of rheolytic thrombectomy for acute deep vein thrombosis of the whole lower limb by primary popliteal vein thrombosis clearance: protocol for a prospective, multicenter, randomized controlled trial (the Reformation study)
title_full_unstemmed Improvement of rheolytic thrombectomy for acute deep vein thrombosis of the whole lower limb by primary popliteal vein thrombosis clearance: protocol for a prospective, multicenter, randomized controlled trial (the Reformation study)
title_short Improvement of rheolytic thrombectomy for acute deep vein thrombosis of the whole lower limb by primary popliteal vein thrombosis clearance: protocol for a prospective, multicenter, randomized controlled trial (the Reformation study)
title_sort improvement of rheolytic thrombectomy for acute deep vein thrombosis of the whole lower limb by primary popliteal vein thrombosis clearance protocol for a prospective multicenter randomized controlled trial the reformation study
url https://bmjopen.bmj.com/content/15/6/e089797.full
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