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Percutaneous valve replacement: a paradigm shift
Anjan K Sinha1, Annapoorna S Kini, Samin K Sharma
1Krannert Institute of Cardiology, Indianapolis, USA. samin.Sharma@mountsinai.org
Insights
Percutaneous valve replacement offers a promising alternative for high-risk surgical patients with valvular heart disease. While long-term outcomes are still under investigation, new devices show potential for improved treatment options.
Area of Science:
- Cardiology
- Interventional Cardiology
- Biomedical Engineering
Background:
- Valvular heart disease poses significant health risks, with surgical interventions carrying high complication rates, especially in elderly patients with comorbidities.
- Elderly patients represent a growing demographic with complex health profiles, often making them unsuitable for traditional surgical valve repair.
- Current surgical treatments for valvular lesions have limitations, particularly for high-risk patient groups.
Purpose of the Study:
- To review recent advancements in percutaneous valve therapeutics.
- To explore novel approaches for treating valvular lesions in high-risk surgical populations.
- To provide an overview of emerging percutaneous valve replacement technologies.
Main Methods:
- Review of recent technical developments in valvular interventions.
- Analysis of emerging percutaneous valve replacement devices.
- Evaluation of feasibility trial data for new valve therapeutics.
Main Results:
- Percutaneous valve replacement has seen significant technical development over the past decade.
- New percutaneous valve replacements are emerging as potential treatments for valvular lesions.
- Semilunar valve interventions have shown more promising results compared to atrioventricular valves.
Conclusions:
- Several percutaneous devices are undergoing evaluation, with many more in development.
- Long-term efficacy and safety data for percutaneous valve therapies are still pending.
- Percutaneous approaches represent a developing frontier in managing valvular heart disease, particularly for high-risk patients.
Purpose Of Review:
Valvular heart disease is often associated with significant morbidity and mortality. Surgical treatment of stenotic or regurgitant valvular lesions can alter the natural history of the disease process, yielding excellent short and long-term results, meaning that this has been accepted as the gold standard for therapy of valvular disease. Surgical procedures can be associated with a significant rate of perioperative complications, however. These procedures are particularly associated with unacceptably high short and long-term morbidity and mortality in the elderly - a population group that has grown steadily over the years. Elderly patients often have significant comorbidities that preclude a safe and durable surgical correction of the valvular lesions in up to 31% of these high-risk cases. This review provides an overview of recent developments in percutaneous valve therapeutics.
Recent Findings:
Over the last decade, numerous technical developments in valvular interventions have focused on percutaneous valve replacement. There are percutaneous valve replacements on the horizon that promise to offer a novel approach to correct valvular lesions, especially in this high-risk surgical population.
Summary:
Several devices are presently being evaluated in feasibility trials, and many new ones are being developed. Results with semilunar valves have generally been better than the atrioventricular valves. Long-term results of these treatment modalities are still unknown.
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