Related Experiment Video
Updated: May 15, 2026
08:12
Fully Endoscopic Mitral Valve Repair with Percutaneous Cannulation of Groin Vessels
Published on: May 26, 2023
Innovations in minimally invasive mitral valve pair
Simon H Sündermann1, Joerg Seeburger, Jacques Scherman
1Division of Cardiovascular Surgery, University Hospital Zurich, Zurich, Switzerland.
Surgical Technology International
|January 15, 2013
Summary
Mitral valve insufficiency, a common heart valve disease, is treated with surgical repair. New devices aim for beating-heart surgery, reducing cardiopulmonary bypass and invasiveness for better outcomes.
Area of Science:
- Cardiovascular Surgery
- Biomedical Engineering
- Interventional Cardiology
Background:
- Mitral valve (MV) insufficiency is the second most common heart valve disease.
- Current gold standard is surgical repair, often minimally invasive via mini-thoracotomy.
- Existing minimally invasive methods still require cardiopulmonary bypass and arrested heart procedures.
Purpose of the Study:
- To review innovative devices and techniques for optimizing mitral valve repair.
- To explore methods allowing post-implantation adjustment on a beating heart.
- To assess approaches that avoid cardiopulmonary bypass (CPB).
Main Methods:
- Review of existing and emerging mitral valve repair devices.
- Analysis of adjustable annuloplasty rings, sutureless bands, neochord systems, and percutaneous devices.
- Evaluation of techniques for implantation on the beating heart and coronary sinus interventions.
Main Results:
- Several new devices are under clinical or preclinical investigation, including adjustable annuloplasty rings and sutureless bands.
- Neochord systems offer functional length adjustment on the beating heart.
- Percutaneous devices targeting the mitral annulus show promise but face challenges.
Conclusions:
- Continuous innovation aims to optimize mitral valve repair techniques.
- New devices focus on beating-heart procedures and reduced invasiveness.
- Overcoming current disadvantages is key for broader clinical adoption of novel MV repair technologies.
Related Concept Videos
01:26Mitral Stenosis III: Medical Management
Mitral stenosis, a condition marked by the narrowing of the mitral valve, necessitates an integrated approach for effective management. This approach includes preventative measures, medical therapy, and surgical interventions to reduce symptoms and prevent complications.PreventionPrevention of mitral stenosis primarily focuses on reducing the incidence of bacterial infections, particularly streptococcal infections, which can lead to rheumatic fever and subsequent valvular damage. Timely...
01:27Mitral Valve Prolapse I: Introduction
IntroductionThe mitral valve, one of the heart's four valves, regulates blood flow. These valves have flaps that open and close to direct blood properly through the heart and body. During each heartbeat, the flaps open for blood to pass through and seal shut to prevent backflow. Specifically, the mitral valve opens to allow blood flow from the heart's upper left chamber to the lower left chamber. It then closes securely as the lower left chamber contracts to pump blood to the body, preventing...
01:25Mitral Regurgitation III: Medical Management
Mitral regurgitation (MR) is characterized by retrograde blood circulation from the left ventricle into the left atrium due to inadequate mitral valve closure. The severity of the condition, symptoms, and underlying cause determine treatment strategies.Monitoring and Pharmacological TreatmentPatients with mild to moderate MR typically do not need immediate intervention but regular monitoring to assess progression and guide treatment. Patients with mild MR should have an echocardiogram every 3-5...
01:22Mitral Valve Prolapse II: Assessment and Management
IntroductionA range of clinical features characterizes Mitral Valve Prolapse (MVP), but it is important to note that many individuals with MVP are asymptomatic and may remain so throughout their lives. For those who do exhibit symptoms, the following are the key clinical features:Palpitations: This is a common symptom where individuals feel an irregular or rapid heartbeat. Palpitations in MVP are often due to arrhythmias such as premature ventricular contractions or supraventricular tachycardia.
01:20Mitral Regurgitation I: Introduction
Mitral regurgitation is characterized by the backward circulation of blood from the left ventricle to the left atrium during systole, a phase of the cardiac cycle when the heart contracts and pumps blood out of the chambers. This abnormal flow occurs primarily due to the dysfunction of the mitral valve or its supporting structures, which include the mitral leaflets, chordae tendineae, annulus, and papillary muscles.Etiology and Mechanisms:Primary Mitral Regurgitation: This type arises from...
01:22Mitral Stenosis I: Introduction
Mitral Valve Stenosis (MVS) is a heart condition where the mitral valve narrows, impeding blood circulation from the left atrium to the left ventricle. The etiology and pathophysiology of this condition are multifaceted, leading to a cascade of cardiovascular complications.Causes of Mitral Valve StenosisRheumatic Heart Disease: It is the main cause of mitral valve stenosis, particularly in developing nations. This condition arises from rheumatic fever, an inflammatory illness resulting from...