Endovascular Conversion of a Failed Fenestrated Anaconda Endograft Using a Branched Custom-Made Device - Report - MDSpire

Endovascular Conversion of a Failed Fenestrated Anaconda Endograft Using a Branched Custom-Made Device

  • By

  • Alexia-Vasiliki Amvrazi

  • Baban Assaf

  • Natasha Hasemaki

  • Jan Stana

  • Ryan Gouveia E Melo

  • Nikolaos Tsilimparis

  • June 8, 2026

  • 0 min

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Clinical Report: Conversion of a Failed Fenestrated Anaconda Endograft

Overview

This report details the successful endovascular conversion of a failed fenestrated Anaconda endograft in a patient with a type Ia endoleak. A custom branched device was utilized to address the complex anatomical challenges presented by the patient's previous treatment.

Background

Fenestrated and branched endovascular aneurysm repair (f/bEVAR) is increasingly utilized for complex abdominal aortic pathologies, particularly in high-risk surgical patients. Despite improved short-term outcomes, the incidence of reinterventions remains a concern, necessitating careful follow-up and management strategies. The lack of established protocols for failed f/bEVAR cases underscores the need for innovative solutions in endovascular treatment.

Data Highlights

No numerical data or trial data was provided in the source material.

Key Findings

  • A 66-year-old male patient with a type Ia endoleak after fEVAR was treated with a custom branched device.
  • The patient had significant comorbidities, including coronary artery disease and chronic kidney disease, complicating surgical options.
  • The previously implanted Anaconda endograft had migrated, leading to challenges in the placement of renal bridging stent-grafts.
  • The multidisciplinary aortic board opted for an endovascular approach due to the patient's high surgical risk.
  • The custom-made device included branches for the celiac trunk and superior mesenteric artery, tailored to the patient's unique anatomy.

Clinical Implications

This case highlights the importance of individualized treatment strategies in managing complex aortic pathologies, particularly in patients with previous endovascular interventions. The use of custom devices may enhance procedural success and patient outcomes in challenging cases.

Conclusion

The successful conversion of a failed fenestrated endograft using a custom branched device demonstrates the potential for endovascular solutions in complex aortic repairs. Ongoing evaluation of such techniques is essential for optimizing patient care.

Related Resources & Content

  1. BJS, British Journal of Surgery, 2023 -- Results of a Prospective Multicenter Trial on Endovascular Repair of the Aortic Arch Using a Standard Modular Inner Branched Stent-Graft: An IDEAL 2a Study
  2. European Radiology, 2023 -- Evaluation of a Novel Robotic-Assisted Endovascular System for Aortic Repair: Initial Human Study on Safety and Feasibility
  3. Endovascular Recanalization through the Ascending Cervical Artery for Occlusion of Non-Conical Stump Vertebral Artery: A Case Study
  4. European Society for Vascular Surgery (ESVS) 2026 Clinical Practice Guidelines on the Management of Descending Thoracic and Thoraco-Abdominal Aortic Diseases – Editor's Choice
  5. Pediatric Cardiology (Springer) — Extracardiac Fontan Procedure with Pre-Established Fenestration: Facilitating Future Atrial Access
  6. European Society for Vascular Surgery (ESVS) 2026 Clinical Practice Guidelines on the Management of Descending Thoracic and Thoraco-Abdominal Aortic Diseases – Editor's Choice
  7. Medium and Long Term Time-to-Event Outcomes After Elective Fenestrated and Branched Endovascular Repair of Complex Abdominal and Thoracoabdominal Aortic Aneurysms: A Contemporary Systematic Review | medRxiv
  8. Midterm Outcomes of the Fenestrated Anaconda Stent Graft for Complex Aortic Aneurysm Repair: A Large, Single Centre, Retrospective Study - ScienceDirect

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