Related Experiment Video
Updated: May 16, 2026
08:12
Fully Endoscopic Mitral Valve Repair with Percutaneous Cannulation of Groin Vessels
Published on: May 26, 2023
Technique for chordae replacement in mitral valve repair
Prakash P Punjabi1, K M John Chan
1Department of Cardiothoracic Surgery, Imperial College Healthcare NHS Trust, Hammersmith Hospital, London, United Kingdom. p.punjabi@imperial.ac.uk
The Annals of Thoracic Surgery
|November 27, 2012
Summary
A new technique for mitral valve repair using neochordae implantation effectively treats degenerative mitral regurgitation. This simple, reproducible method resulted in competent mitral valves with minimal regurgitation in 102 patients.
Area of Science:
- Cardiovascular Surgery
- Cardiac Valve Repair
- Biomedical Engineering
Background:
- Degenerative mitral regurgitation often involves elongated or ruptured chordae tendineae.
- Surgical repair is preferred to valve replacement when feasible.
- Effective neochordae implantation techniques are crucial for successful mitral valve repair.
Purpose of the Study:
- To present a simple and reproducible technique for neochordae implantation.
- To evaluate the efficacy of this technique in patients with degenerative mitral regurgitation.
- To assess the degree of mitral regurgitation post-repair.
Main Methods:
- A straightforward technique for neochordae implantation was developed.
- The technique was applied in 102 mitral valve repair procedures.
- Post-operative mitral valve competency was assessed.
Main Results:
- Successful mitral valve repair was achieved in all 102 cases.
- Mitral valve competency was established with no more than trace regurgitation.
- The technique demonstrated ease of performance and reproducibility.
Conclusions:
- Neochordae implantation is a viable and effective surgical option for degenerative mitral regurgitation.
- This technique offers a simple, reproducible method for achieving excellent mitral valve repair outcomes.
- The described method contributes to advancing mitral valve reconstructive surgery.
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...
01:20Mitral 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...
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.