Key result
Percutaneous mitral valve leaflet repair (MitraClip) demonstrated unequivocal evidence of reducing mitral regurgitation grade and improving NYHA class symptoms in patients with severe degenerative mitral regurgitation at high surgical risk.
Why the study?
What is the clinical and cost-effectiveness and adverse event profile of percutaneous edge-to-edge repair using MitraClip for severe degenerative mitral regurgitation?
Systematic Review
What is the clinical and cost-effectiveness and adverse event profile of percutaneous edge-to-edge repair using MitraClip for severe degenerative mitral regurgitation?
This evidence review evaluates the clinical and cost-effectiveness of MitraClip for severe degenerative mitral regurgitation based on single-arm observational studies.
Evidence review: Clinical and Costeffectiveness and Adverse Events associated with percutaneous mitral valve leaflet repair for severe degenerative mitral regurgitation (MitraClip)* All interventions used in single armed studies were percutaneous edge to edge repair of mitral valve using MitraClip.** Results in italics exactly match those requested in scope.*** Included studies were generally well reported (hence highly scored), but this scoring system does not take into account biases and sources of confounding inherent to registry and observational studies. Applicability score of most relevant subgroup analysed.
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A 2025 study conducted a systematic review in Severe, symptomatic, degenerative mitral regurgitation. Percutaneous mitral valve leaflet repair (MitraClip) vs. Conventional medical management or surgery was evaluated on Reduction in mitral regurgitation (MR) grade. Percutaneous mitral valve leaflet repair (MitraClip) demonstrated unequivocal evidence of reducing mitral regurgitation grade and improving NYHA class symptoms in patients with severe degenerative mitral regurgitation at high surgical risk.
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