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Updated: Jun 15, 2026

Modified Octopus Technique for Thoracoabdominal Aortic Aneurysm
Published on: August 1, 2025
Recent advances in thoraco-abdominal aortic aneurysm repair
A M T L Choong1, R E Clough, C Bicknell
1Department of Biosurgery and Surgical Technology, Division of Surgery, Oncology, Reproductive Biology and Anaesthetics, Imperial College London, UK. a.choong05@imperial.ac.uk
Thoraco-abdominal aortic aneurysm repair is evolving. Hybrid techniques and endovascular stent grafts offer promising alternatives to traditional open surgery, reducing risks and improving outcomes for complex aortic conditions.
Area of Science:
- Vascular Surgery
- Endovascular Interventions
- Aortic Aneurysm Repair
Background:
- Traditional thoraco-abdominal aortic aneurysm repair involves open surgery with high morbidity and mortality.
- Advances in critical care and surgical techniques have improved outcomes but challenges remain.
Purpose of the Study:
- To review the history and evolution of thoraco-abdominal aortic aneurysm repair.
- To discuss modern approaches including hybrid and endovascular techniques.
- To present an approach to managing thoraco-abdominal aortic aneurysms in the 21st century.
Main Methods:
- The St Mary's visceral hybrid repair combines open visceral revascularization with endovascular stent grafting.
- Minimally invasive endovascular stent grafting, including customized grafts, is increasingly utilized.
- Review of historical data and contemporary outcomes.
Main Results:
- Hybrid repair in specialist centers shows encouraging results comparable to open repair.
- Wholly endovascular repair is feasible for select anatomies, representing future treatment directions.
- These advanced techniques avoid thoracotomy and aortic cross-clamping, reducing surgical trauma.
Conclusions:
- The St Mary's hybrid repair is a robust and transferable method for thoraco-abdominal aortic aneurysms.
- Customized endovascular stent grafts are the future of thoraco-abdominal aortic aneurysm repair for suitable patients.
- Continued innovation in endovascular technology is crucial for advancing aortic aneurysm treatment.
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