Proposal: Bold New Indications for Transcatheter Pulmonary Flow Restrictors

Area of Science:

• Pediatric Cardiology
• Biomedical Engineering
• Neonatal Intensive Care

Background:

• Hypoplastic left heart syndrome (HLHS) and dilated cardiomyopathy (DCM) present significant challenges in neonates.
• Current management often involves invasive procedures, carrying substantial risks for vulnerable infants.

Purpose of the Study:

• To present a proof of concept for using pulmonary flow restrictors (PFRs) in managing complex neonatal heart conditions.
• To explore the potential of PFRs in improving outcomes for neonates with HLHS and infants with DCM.

Main Methods:

• Utilizing clinical experience with MVP™-devices for pulmonary flow restriction.
• Exploring manually adjustable PFRs tailored to individual patient size and hemodynamic needs.

Main Results:

• PFRs offer a potential non-surgical approach to improve outcomes in HLHS and DCM.
• Tailored PFRs can reduce mortality and enhance quality of life, potentially avoiding general anesthesia and major surgery.

Conclusions:

• Pulmonary flow restrictors represent a promising advancement in the care of neonates with congenital heart disease and DCM.
• Addressing the limited availability of appropriately sized devices is key to broader adoption and benefiting infants worldwide.