Aneurysmal degeneration of distal landing zones after endovascular aneurysm repair (EVAR) can be a potential cause of late failure of this technique. Aneurysmal degeneration of common iliac arteries increases the risk of rupture of the iliac aneurysm itself as well as of the abdominal aortic aneurysm owing to aneurysm's reperfusion as a type Ib endoleak. Reoperation consists in plugging and covering the internal iliac artery (IIA), by extension into the external iliac artery, or preservation of antegrade flow in IIA by iliac branch devices (IBDs) or sandwich technique. The management of common iliac aneurysms after EVAR with the purpose of preserving antegrade flow into IIA generally requires a brachial or axillary access. However, this approach may be theoretically associated with local or systemic complications. We report a case of IBD implantation after EVAR, using a steerable sheath for IIA bridging stent deployment via contralateral femoral approach.
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http://dx.doi.org/10.1016/j.avsg.2017.03.200 | DOI Listing |
J Mech Behav Biomed Mater
January 2025
Department of Biomedical Engineering, Toronto Metropolitan University, Toronto, Canada; Sunnybrook Research Institute, Toronto, Canada.
The integration of self-expandable nitinol frames with cable-driven parallel mechanisms offers a promising advancement in minimally invasive cardiovascular interventions. This study presents the design, fabrication, and verification of a miniaturized self-expandable nitinol frame to enhance catheter tip steerability and navigation within complex vascular anatomies. The frame is reduced in size for delivery through 7-8 Fr sheaths while accommodating diverse vascular diameters, allowing up to a maximum expansion of 15 mm.
View Article and Find Full Text PDFCatheter Cardiovasc Interv
December 2024
Department of Cardiology, Angiology and Intensive Care Medicine, University Heart Center Lübeck, Lübeck, Germany.
Background: The new Amplatzer Steerable Delivery Sheath is a delivery system designed to improve ease-of-use and procedural results of left atrial appendage closure (LAAC). We aimed to compare procedural results after switching our LAAC program at a tertiary care center with the Amulet device to the Steerable Delivery Sheath, with a control group of LAAC employing the standard sheath.
Methods: The first n = 32 consecutively treated patients at our site using the Amulet device with the Steerable Delivery Sheath were included in this retrospective analysis.
EJVES Vasc Forum
October 2024
Department of Vascular Surgery, The First Affiliated Hospital, School of Medicine, Zhejiang University, Hangzhou, China.
Heart Rhythm
November 2024
Centre for Heart Rhythm Disorders, University of Adelaide and Royal Adelaide Hospital, Adelaide, SA, Australia. Electronic address:
J Soc Cardiovasc Angiogr Interv
August 2024
Division of Cardiovascular Medicine, Stanford Medicine, Stanford, California.
We present the case of an 82-year-old woman with persistent fatigue, exertional dyspnea, and dizziness related to a paravalvular leak following a self-expanding transcatheter aortic valve replacement. Successful closure was performed using a steerable sheath to negotiate a vascular plug closure device through the self-expanding valve structure.
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