| Completed | Effect of Mirror Therapy on the Arteriovenous Fistula Cannulation-related Pain and Anxiety NCT06683495 | Istanbul University | N/A |
| Active Not Recruiting | Poppy Seed Use in Gastroenteric Fistula Diagnosis NCT06793657 | Istanbul University | N/A |
| Enrolling By Invitation | Luso-Cor Stent Compared to Other Endoscopic Techniques for Management of Fistulas and Anastomotic Dehiscences( NCT06862479 | Unidade Local de Saúde Santa Maria | — |
| Not Yet Recruiting | 3D BIO-STRUCTURES FOR G.I. POST-SURGICAL DEFECTS NCT06587633 | Fondazione Policlinico Universitario Agostino Gemelli IRCCS | N/A |
| Recruiting | Evaluation of Photodynamic Therapy in Pieces With Presence of Fistula. NCT06413836 | University of Nove de Julho | N/A |
| Recruiting | Effectiveness and Acceptability of Insertable Devices for Obstetric Fistula Management NCT05444504 | University of California, San Francisco | N/A |
| Unknown | Treatment of Perianal Fistulas in Crohn's Disease With Autologous Microfragmented Adipose Tissue With the Lipo NCT05766566 | Azienda Ospedaliera Specializzata in Gastroenterologia Saverio de Bellis | — |
| Completed | FLEX FIRST Registry Research Protocol NCT05616104 | VentureMed Group Inc. | — |
| Completed | Comparison Study of the Effect of Enema in Anal Surgery NCT05602987 | Taipei Medical University Shuang Ho Hospital | N/A |
| Recruiting | Evaluation of the Clinical Utility of Endoscopic Closure Using a Dual Action Tissue (DAT) Clip NCT05852457 | AdventHealth | — |
| Terminated | Study of Ossium Mesenchymal Stem Cells for the Treatment of Pouch Fistulas in the Setting of Crohn's Disease NCT05075811 | Anthony Lembo | Phase 1 / Phase 2 |
| Active Not Recruiting | A Study of Surgical Interventions in Fistulizing Conditions NCT04940611 | Takeda | — |
| Completed | Pilot Study Evaluating the Safety and Efficacy of a Patient-Specific Enteroatmospheric Fistula Isolation and M NCT04978090 | Andrew Bernard | N/A |
| Completed | Closure of Mucosal and Submucosal Defects in the Gastrointestinal Tract Using the Novel X-Tack Endoscopic Sutu NCT04925271 | Thomas Jefferson University | N/A |
| Active Not Recruiting | SelfWrap-Assisted Arteriovenous Fistulas NCT05418816 | VenoStent | N/A |
| Withdrawn | Mesenchymal Stem Cells for the Treatment of Pouch Fistulas in Crohn's NCT04073472 | The Cleveland Clinic | Phase 1 |
| Unknown | HoloStream Study - Video Capture Device Usage NCT04774588 | University of Calgary | N/A |
| Unknown | Endoscopic Surgery for Gastrointestinal Disorders: A Multicenter Registry Study NCT05041608 | Advanced Endoscopy Research, Robert Wood Johnson Medical School Rutgers University | — |
| Completed | Handheld Ultrasound-guided Cannulation of Difficult Haemodialysis Arteriovenous Access by Renal Nurses NCT05410691 | National Healthcare Group, Singapore | N/A |
| Active Not Recruiting | IN.PACT™ AV Access Post-Approval Study (PAS002) NCT04543539 | Medtronic | — |
| Completed | Use of NERv's Inline Device as an Early Diagnostic Method for Postoperative Complications NCT04582708 | FluidAI Medical | Phase 2 |
| Withdrawn | Efficacy of Amniotic Membranes in Complex Genitourinary Reconstruction NCT03685955 | Johns Hopkins University | — |
| Completed | Endoscopic Management of Fistulas Related to Sleeve Gastrectomy With Double Pigtail Stents According to the BA NCT04049955 | Centre Hospitalier Universitaire, Amiens | N/A |
| Unknown | Daytime Variation of Complication in Gastric and Pancreatic Surgery NCT03383562 | Cancer Institute and Hospital, Chinese Academy of Medical Sciences | — |
| Withdrawn | Ultrasound Assisted Puncture of AV Fistulas in Chronic Hemodialysis Patients NCT02085486 | Insel Gruppe AG, University Hospital Bern | N/A |
| Completed | IN.PACT™ AV Access IDE Study NCT03041467 | Medtronic Endovascular | N/A |
| Completed | Colonization of Bile Ducts and Postoperative Infectious Complications of Pancreaticoduodenectomies NCT03525067 | Central Hospital, Nancy, France | — |
| Unknown | The Role of MSC in the Treatment of Fistulas in Patients With Perianal Crohn's Disease NCT03056664 | Sixth Affiliated Hospital, Sun Yat-sen University | Phase 2 / Phase 3 |
| Completed | A Study of Hemodialysis Arteriovenous Fistulae Stenosis Treated With APERTO NCT02962141 | ZhuHai Cardionovum Medical Device Co., Ltd. | N/A |
| Completed | VITOM Study: A Randomized, Controlled Trial. NCT03120689 | University of Louisville | N/A |
| Completed | Outcomes of Women After Obstetric Fistula Repair NCT02685878 | University of North Carolina, Chapel Hill | — |
| Completed | Recurrence and Pregnancy Post-repair of Obstetric Fistula in Guinea NCT02686957 | Centre National de Formation et de Recherche en Sante Rurale | — |
| Completed | Hemodialysis Vascular Access Imaging Study NCT02374762 | Renal Research Institute | — |
| Completed | Percutaneous Less Invasive AV Fistula for Vascular Access in ESRD NCT02363972 | Medtronic Endovascular | N/A |
| Completed | Fistula Formation and Successful Repair NCT02770352 | University of North Carolina, Chapel Hill | — |
| Terminated | Cutting Balloon Versus Non-cutting Balloon for the Treatment of Venous Stenosis in the Fistulas of Hemodialyze NCT01321866 | Centre Hospitalier Universitaire de Nīmes | N/A |
| Unknown | Anal Crohn Fistula Surgery NCT01388257 | French Society of Coloproctology | N/A |
| Completed | ERAS in Gastrointerstinal Fistulas. NCT04771832 | Stanley Dudrick's Memorial Hospital | — |
| Completed | Study to Look at Benefit of Surgical Drainage Before Beginning Medical Therapy for Crohns Perianal Fistulas NCT01145365 | Vanderbilt University Medical Center | N/A |
| Completed | Dose-escalating Therapeutic Study of Allogeneic Bone Marrow Derived Mesenchymal Stem Cells for the Treatment o NCT01144962 | Leiden University Medical Center | Phase 1 / Phase 2 |
| Completed | Follow-up Study of Autologous Cultured Adipose-derived Stem Cells for the Crohn's Fistula NCT01314079 | Anterogen Co., Ltd. | — |
| Unknown | An Open Label, Prospective, One Arm, Feasibility, Study for The Use of Halevy Kit for the Treatment of Periana NCT00653094 | ResQ Medical Ltd | N/A |
| Completed | Study of Pain, Anxiety and Complications Related to Cannulation of Arteriovenous (AV) Fistula in Chronic Hemod NCT00544492 | Universitaire Ziekenhuizen KU Leuven | Phase 4 |
| Completed | Study Assessing the Effect of Transpapillary Pancreas Duct Stent in Resection of the Pancreatic Tail NCT00500968 | Karolinska Institutet | N/A |
| Completed | Value of Radionuclide Cisternography NCT02876614 | Hospices Civils de Lyon | — |
| Recruiting | Dural Arteriovenous Fistulas Research at China INI NCT06543472 | Xuanwu Hospital, Beijing | — |