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Updated: Mar 28, 2026

A Simplified Stepwise Approach to Echo Guidance during Percutaneous Mitral Valve Repair
Published on: October 16, 2021
Established interventions for mitral valve regurgitation. Current evidence.
Mathias Orban1, D Braun1, Martin Orban1
1Medizinische Klinik und Poliklinik I, Klinikum der Universität München, Marchioninistr. 15, 81377, Munich, Germany.
Severe mitral regurgitation (MR) presents a growing challenge, particularly in older adults. Percutaneous therapies offer new, safe, and effective treatment options for selected patients, improving outcomes.
Area of Science:
- Cardiovascular Medicine
- Interventional Cardiology
Background:
- Severe mitral regurgitation (MR) is increasingly prevalent in aging populations, leading to significant morbidity and mortality.
- Surgical repair or replacement is the standard for primary MR, but high-risk or inoperable patients had limited options before 2008.
Purpose of the Study:
- To review the current landscape and emerging percutaneous therapies for severe mitral regurgitation.
- To discuss the safety, efficacy, and evolving role of interventional treatments for MR.
Main Methods:
- Review of existing clinical data and randomized trials for percutaneous MR repair devices.
- Discussion of technologies including edge-to-edge repair (MitraClip), indirect annuloplasty (Carillon), and direct annuloplasty (Cardioband).
Main Results:
- Percutaneous therapies, including MitraClip, have demonstrated safety and efficacy, particularly in secondary MR.
- Randomized data currently do not support MitraClip use in low-risk primary MR patients.
- Newer devices like Cardioband are emerging, with ongoing trials to define their role in high-risk populations.
Conclusions:
- Percutaneous interventional therapy for MR is a rapidly advancing field.
- These novel approaches hold significant potential to improve quality of life and reduce mortality in carefully selected patients with severe MR.
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