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Related Concept Videos

Aortic Regurgitation III: Medical Management01:25

Aortic Regurgitation III: Medical Management

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...
Mitral Stenosis III: Medical Management01:26

Mitral 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...
Mitral Regurgitation III: Medical Management01:25

Mitral 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...
Aortic Regurgitation I: Introduction01:15

Aortic Regurgitation I: Introduction

IntroductionAortic regurgitation is characterized by the backward flow of blood from the aorta into the left ventricle during diastole and arises from the improper closure of the aortic valve. This condition results in left ventricular volume overload and can stem from both acute and chronic etiologies, each contributing uniquely to the disease's progression and symptomatology.Acute and Chronic CausesAcute aortic regurgitation often results from events that suddenly impair the integrity of the...

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Related Experiment Video

Updated: Jun 10, 2026

Standardized Technique of Aortic Valve Re-implantation for Valve-sparing Aortic Root Replacement
14:14

Standardized Technique of Aortic Valve Re-implantation for Valve-sparing Aortic Root Replacement

Published on: December 11, 2017

Sutureless aortic valve replacement with the Trilogy Aortic Valve System: multicenter experience.

Ingo Breitenbach1, Gerhard Wimmer-Greinecker, Leo A Bockeria

  • 1Department of Cardiac, Thoracic and Vascular Surgery, Klinikum Braunschweig, Braunschweig, Germany. i.breitenbach@web.de

The Journal of Thoracic and Cardiovascular Surgery
|August 3, 2010
PubMed
Summary

The Trilogy System offers a feasible and safe sutureless aortic valve replacement. This modular valve design enables faster implantation, potentially increasing adoption of minimally invasive aortic valve replacement.

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Full-root Aortic Valve Replacement by Stentless Aortic Xenografts in Patients with Small Aortic Roots
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Full-root Aortic Valve Replacement by Stentless Aortic Xenografts in Patients with Small Aortic Roots

Published on: May 21, 2017

Related Experiment Videos

Last Updated: Jun 10, 2026

Standardized Technique of Aortic Valve Re-implantation for Valve-sparing Aortic Root Replacement
14:14

Standardized Technique of Aortic Valve Re-implantation for Valve-sparing Aortic Root Replacement

Published on: December 11, 2017

Full-root Aortic Valve Replacement by Stentless Aortic Xenografts in Patients with Small Aortic Roots
12:17

Full-root Aortic Valve Replacement by Stentless Aortic Xenografts in Patients with Small Aortic Roots

Published on: May 21, 2017

Area of Science:

  • Cardiovascular Surgery
  • Medical Devices
  • Minimally Invasive Procedures

Background:

  • Severe aortic valve stenosis necessitates aortic valve replacement.
  • Minimally invasive approaches aim to reduce surgical trauma and recovery time.
  • Sutureless valve technology offers potential advantages in implantation speed and simplicity.

Purpose of the Study:

  • To evaluate the safety and efficacy of the modular sutureless Arbor Trilogy Aortic Valve System.
  • To assess the feasibility of the Trilogy valve for minimally invasive aortic valve replacement.
  • To analyze implantation times and hemodynamic performance post-procedure.

Main Methods:

  • Prospective multicenter study involving 32 patients with severe aortic valve stenosis.
  • Aortic valve replacement performed using the Trilogy valve system.
  • Transthoracic echocardiography utilized for hemodynamic assessment at multiple time points.

Main Results:

  • Successful valve implantation in 30 patients; 2 required conversion to conventional replacement.
  • Mean implantation time of 21 ± 7 minutes.
  • Favorable hemodynamic results with low transvalvular gradients and adequate effective orifice area maintained at 2-year follow-up.

Conclusions:

  • Sutureless aortic valve replacement with the Trilogy System is feasible and safe.
  • The modular design facilitates rapid and simple implantation after an initial learning curve.
  • The system may promote wider adoption of minimally invasive aortic valve replacement.