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[Pulmonary artery banding using expanded polytetrafluoroethylene suture]
1Department of Thoracic and Cardiovascular Surgery, Wakayama Medical College, Japan.
Insights
Expanded polytetrafluoroethylene (E-PTFE) suture is a safe and effective material for pulmonary artery banding (PAB) in infants with complex heart conditions. This technique prevents pulmonary artery distortion and hypertension, facilitating future corrective surgeries.
Area of Science:
- Pediatric Cardiology
- Cardiovascular Surgery
- Biomaterials Science
Background:
- Pulmonary artery banding (PAB) is a critical palliative procedure for infants with complex congenital heart disease requiring future Fontan circulation.
- Standard banding materials can lead to pulmonary artery stenosis or uneven growth, complicating subsequent surgical stages.
Observation:
- This study evaluated the use of expanded polytetrafluoroethylene (E-PTFE) suture (Gore-Tex suture, CV-0) as a novel material for PAB in three infants (two newborns, one infant).
- The application of E-PTFE suture aimed to mitigate risks of pulmonary artery branch stenosis and asymmetric growth.
Findings:
- All three infants tolerated the PAB procedure well, with no evidence of residual pulmonary hypertension or pulmonary artery distortion on postoperative catheterization.
- One patient successfully underwent total cavopulmonary connection eight months post-PAB, demonstrating the feasibility of this staged approach.
Implications:
- Expanded polytetrafluoroethylene (E-PTFE) suture presents a promising alternative material for pulmonary artery banding in neonates and young infants.
- This approach may improve outcomes and simplify the surgical pathway for complex congenital heart disease management.
Abstract:
Pulmonary artery banding (PAB) is essential for infants of complicated cardiac anomaly without pulmonary stenosis, especially those who require future Fontan type correction. In order to avoid pulmonary artery branch stenosis or uneven growth we utilize expanded polytetrafluoroethylene (E-PTFE) suture (Gore-Tex suture, CV-0) as a banding material. We performed three PABs (two newborns and one infant) with this suture. All children were doing well after the banding and no one revealed residual pulmonary hypertension or pulmonary artery distortion in the postoperative catheter study. One patient successfully underwent total cavopulmonary connection eight months after PAB. We believe E-PTFE suture is an advantageous material of PAB for newborns and young infants.