Transcatheter Mitral Valve Replacement
The Tendyne Device
Alison Duncan
Royal Brompton Hospital, Royal Brompton and Harefield NHS Foundation Trust, London, UK
Search for more papers by this authorAlison Duncan
Royal Brompton Hospital, Royal Brompton and Harefield NHS Foundation Trust, London, UK
Search for more papers by this authorRon Waksman
Section of Interventional Cardiology, MedStar Washington Hospital Center, Washington, DC, USA
Search for more papers by this authorToby Rogers
Cardiovascular Branch, Division of Intramural Research, National Heart, Lung, and Blood Institute, National Institutes of Health, Bethesda, MD, USA
Section of Interventional Cardiology, MedStar Washington Hospital Center, Washington, DC, USA
Search for more papers by this authorSummary
Mitral regurgitation (MR) is a leading cause of valvular heart disease, but up to half of patients with moderate to severe MR are not referred for conventional mitral valve surgery due to advanced age or multiple comorbidities. Transcatheter mitral valve implantation (TMVI) is an emerging alternative technology, and the only evice with a “Conformite Europeenne” mark and the largest successful experience to date is the Tendyne TMVI device, designed specifically for placement in the native mitral annulus. This chapter reviews the development of the Tendyne TMVI system, preprocedural planning and selection criteria, implantation technique, periprocedural and early clinical outcome, and long-term follow-up and durability. Successful deployment results in complete relief of mitral regurgitation in most cases, with instantaneous and sustained improvements in cardiac physiology and significant immediate and longer-term symptomatic improvement.
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- Clinical Trial to Evaluate the Safety and Effectiveness of Using the Tendyne Mitral Valve System for the Treatment of Symptomatic Mitral Regurgitation (SUMMIT) – ClinicalTrials.gov Identifier: NCT03433274
- Feasibility Study of the Tendyne Mitral Valve System for Use in Subjects with Mitral Annular Calcification – ClinicalTrials.gov Identifier: NCT03539458