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Single ventricle: repair of atrioventricular valve using the bridging technique

Igor E Konstantinov1, Koichi Sughimoto2, Christian Pierre Brizard2,3,4

  • 1Cardiovascular Surgery, Mayo Clinic, Rochester, MN 55905, USA

Multimedia Manual of Cardiothoracic Surgery : MMCTS
|September 18, 2015
PubMed

Insights

Atrioventricular valve regurgitation after the Fontan procedure can lead to poor outcomes. A novel GoreTex bridge technique effectively repairs common atrioventricular valves in single-ventricular circulation, improving leaflet coaptation.

Area of Science:

  • Cardiovascular Surgery
  • Pediatric Cardiology
  • Congenital Heart Disease

Background:

  • Atrioventricular valve regurgitation is a known risk factor for adverse outcomes following the Fontan procedure.
  • Single-ventricular physiology presents unique challenges in managing atrioventricular valve function.

Purpose of the Study:

  • To describe a novel surgical technique using a GoreTex bridge for repairing common atrioventricular valves in single-ventricular circulation.
  • To evaluate the efficacy of this technique in improving valve function and preventing annular dilatation.

Main Methods:

  • A GoreTex strip is utilized to bridge and repair the common atrioventricular valve.
  • The GoreTex strip is secured to the midline of the superior and inferior bridging leaflets and the annulus.
  • This technique aims to enhance leaflet coaptation and mitigate annular dilation.

Main Results:

  • The described GoreTex bridge technique was applied to 7 consecutive patients.
  • Excellent outcomes were observed in all patients who underwent the procedure.

Conclusions:

  • The GoreTex bridge technique offers a promising solution for repairing common atrioventricular valves in single-ventricular circulation.
  • This surgical approach can effectively improve valve function and potentially reduce adverse outcomes after the Fontan procedure.

Keywords:
Atrioventricular septal defectSingle ventricleValve repair

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