Related Experiment Video
Updated: Dec 18, 2025
14:14
Standardized Technique of Aortic Valve Re-implantation for Valve-sparing Aortic Root Replacement
Published on: December 11, 2017
14.5K
Sizing Strategy and Implant Considerations for the Avalus Valve
Michael G Moront1, Joseph F Sabik2, Michael J Reardon3
1Department of Cardiothoracic Surgery, ProMedica Toledo Hospital, Toledo, Ohio.
The Annals of Thoracic Surgery
|June 17, 2020
Summary
The Avalus valve shows hemodynamic performance comparable to other surgical bioprostheses up to 3 years post-implantation. Surgical technique is key to optimizing these hemodynamic outcomes.
Area of Science:
- Cardiovascular Surgery
- Biomedical Engineering
- Prosthetic Heart Valves
Background:
- The Avalus bioprosthesis is a contemporary option for surgical valve replacement.
- Understanding its long-term hemodynamic performance is crucial for clinical decision-making.
- Surgical technique is a known modulator of prosthetic valve function.
Purpose of the Study:
- To evaluate the hemodynamic performance of the Avalus bioprosthesis.
- To compare its performance to existing surgical bioprostheses.
- To identify strategies for optimizing hemodynamic outcomes with the Avalus valve.
Main Methods:
- Retrospective analysis of patient data.
- Hemodynamic assessment at multiple time points post-implantation.
- Comparison with contemporary surgical bioprostheses data.
Main Results:
- Hemodynamic performance of the Avalus valve was comparable to contemporary surgical bioprostheses.
- Performance was assessed up to 3 years after implantation.
- Surgical technique influenced hemodynamic outcomes.
Conclusions:
- The Avalus bioprosthesis demonstrates acceptable hemodynamic performance.
- Optimal surgical techniques are essential for maximizing hemodynamic benefits.
- Further research may refine implantation strategies for improved patient outcomes.
Related Concept Videos
01:22Mitral Valve Prolapse II: Assessment and Management
253
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...
253
01:25Mitral Regurgitation III: Medical Management
183
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...
183
01:25Aortic Regurgitation III: Medical Management
260
Aortic regurgitation (AR) is when the aortic valve does not close or seal properly, leading to backward blood circulation from the aorta into the left ventricle during diastole. Common causes of AR include rheumatic heart disease, congenital valve defects, and aortic root dilation. Managing AR requires a multifaceted approach to alleviate symptoms, preserve left ventricular function, and address the underlying cause of the regurgitation. Patients with symptomatic AR or significant left...
260
01:26Mitral Stenosis III: Medical Management
163
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...
163
01:26Aneurysm III: Interprofessional Care
171
Aneurysm management involves either conservative medical therapy or surgical intervention, depending on the size and symptoms of the aneurysm. Conservative management is generally reserved for smaller, asymptomatic aneurysms, while larger or symptomatic aneurysms often necessitate surgical repair.Conservative Medical TherapyFor small, asymptomatic aneurysms, particularly abdominal aortic aneurysms (AAA) less than 5.5 centimeters in diameter, conservative medical therapy is recommended. This...
171
01:19Mitral Valve Prolapse III: Nursing Management
185
The nursing management of Mitral Valve Prolapse, or MVP, centers around patient education, symptom monitoring, and lifestyle modifications.Patient Education on MVP Diagnosis and Heredity: Nurses should provide comprehensive education about MVP, a condition where the mitral valve does not close appropriately during heartbeats. This education often includes the condition's pathophysiology, symptoms, and potential complications, like arrhythmias or mitral regurgitation. Though not fully...
185