On the mechanics of transcatheter aortic valve replacement

LP Dasi, H Hatoum, A Kheradvar, R Zareian… - Annals of biomedical …, 2017 - Springer
Transcatheter aortic valves (TAVs) represent the latest advances in prosthetic heart valve
technology. TAVs are truly transformational as they bring the benefit of heart valve …

[HTML][HTML] Bioprosthetic valve fracture during valve-in-valve TAVR: bench to bedside

JT Saxon, KB Allen, DJ Cohen… - Interventional …, 2018 - ncbi.nlm.nih.gov
Abstract Valve-in-valve (VIV) transcatheter aortic valve replacement (TAVR) has been
established as a safe and effective means of treating failed surgical bioprosthetic valves …

Transcatheter replacement of failed bioprosthetic valves: large multicenter assessment of the effect of implantation depth on hemodynamics after aortic valve-in-valve

M Simonato, J Webb, R Kornowski… - Circulation …, 2016 - Am Heart Assoc
Background—Transcatheter valve implantation inside failed bioprosthetic surgical valves
(valve-in-valve [ViV]) may offer an advantage over reoperation. Supra-annular transcatheter …

[HTML][HTML] Bioprosthetic valve fracture: technical insights from a multicenter study

KB Allen, AK Chhatriwalla, JT Saxon, DJ Cohen… - The Journal of thoracic …, 2019 - Elsevier
Objective Valve-in-valve transcatheter aortic valve replacement (VIV TAVR) can result in
high residual gradients that are associated with increased mortality. Bioprosthetic valve …

Choice of balloon-expandable versus self-expanding transcatheter aortic valve impacts hemodynamics differently according to aortic annular size

T Rogers, A Steinvil, J Gai, R Torguson… - The American journal of …, 2017 - Elsevier
We sought to determine whether balloon-expandable valve (BEV) and self-expanding valve
(SEV) affect valve hemodynamics differently according to native aortic annulus size …

[HTML][HTML] Treatment of small surgical valves: clinical considerations for achieving optimal results in valve-in-valve procedures

D Dvir - JACC: Cardiovascular Interventions, 2015 - jacc.org
Worldwide, there is growing experience with transcatheter treatment of failed bioprosthetic
valves, and technical considerations are evolving (1, 2). The main issues observed during …

Optimizing hemodynamics of transcatheter aortic valve‐in‐valve implantation in 19‐mm surgical aortic prostheses

JS Patel, A Krishnaswamy, J White… - Catheterization and …, 2018 - Wiley Online Library
Objective To demonstrate the feasibility of achieving good hemodynamic results with valve‐
in‐valve transcatheter aortic valve replacement (ViV TAVR) for degenerated 19 mm surgical …

[HTML][HTML] Optimising the haemodynamics of aortic valve-in-valve procedures

RJ Yao, M Simonato, D Dvir - Interventional Cardiology Review, 2017 - ncbi.nlm.nih.gov
Bioprosthetic surgical valves are increasingly implanted during cardiac surgery, instead of
mechanical valves. These tissue valves are associated with limited durability and as a result …

[图书][B] Fluid Mechanics of Transcatheter Aortic Valve Replacement

H Hatoum - 2018 - search.proquest.com
Transcatheter aortic valve (TAV) replacement (TAVR) and transcatheter valve-in-valve (ViV)
procedures represent less invasive solutions to some of the most important cardiac diseases …

[PDF][PDF] Bioprosthetic Valve Fracture During ViV TAVR

MD AHMED ALMOMANI, AK CHHATRIWALLA - assets.bmctoday.net
Recent studies have demonstrated the safety and efficacy of valve-in-valve transcatheter
aortic valve replacement (ViV TAVR) as an alternative to reoperation for patients with failed …