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Updated: May 31, 2025

Reduction of Iatrogenic Atrial Septal Defects with an Anterior and Inferior Transseptal Puncture Site when Operating the Cryoballoon Ablation Catheter

Reduction of Iatrogenic Atrial Septal Defects with an Anterior and Inferior Transseptal Puncture Site when Operating the Cryoballoon Ablation Catheter

Published on: June 15, 2015

Atrial septal defect closure via a partial lower ministernotomy.

Igor E Konstantinov¹, Natasha Bocchetta², Tyson A Fricke³

¹• Department of Cardiothoracic Surgery, Royal Children's Hospital, Melbourne, Australia • Department of Paediatrics, University of Melbourne, Melbourne, Australia • Heart Research Group, Murdoch Children's Research Institute, Melbourne, Australia • Melbourne Centre for Cardiovascular Genomics and Regenerative Medicine, Melbourne, Australia.

Multimedia Manual of Cardiothoracic Surgery : MMCTS

|January 22, 2025

Summary

Surgical closure of atrial septal defects (ASDs) is a safe alternative when device closure is not feasible. Partial lower ministernotomy offers an excellent minimally invasive surgical option for ASD repair with improved cosmetic outcomes.

Keywords:

Congenital cardiac surgery Congenital wall defect Minimally invasive cardiac surgery

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Area of Science:

Cardiovascular Surgery
Thoracic Surgery
Congenital Heart Disease

Background:

Secundum atrial septal defects (ASDs) are commonly treated with device closure.
Device closure may not be feasible for all patients with ASDs.
Surgical closure remains a safe and effective alternative for ASD repair.

Purpose of the Study:

To propose partial lower ministernotomy as a new standard for surgical ASD closure.
To demonstrate the feasibility and outcomes of this minimally invasive technique.
To highlight the cosmetic and clinical benefits of partial lower ministernotomy for ASD repair.

Main Methods:

Review of surgical techniques for ASD closure.
Presentation of a surgical case utilizing partial lower ministernotomy.
Comparison of outcomes between minimally invasive and conventional sternotomy approaches.

Main Results:

Partial lower ministernotomy provides excellent outcomes comparable to conventional sternotomy.
This approach offers improved cosmetic results.
The technique is safe and feasible for ASD closure.

Conclusions:

Partial lower ministernotomy is a viable and advantageous alternative for surgical ASD closure.
It represents a new standard in minimally invasive surgical repair of atrial septal defects.
This technique combines excellent clinical outcomes with enhanced cosmesis.