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Published on: May 11, 2018
Towards the development of a pediatric ventricular assist device
Harvey S Borovetz1, Stephen Badylak, J Robert Boston
1Department of Bioengineering & McGowan Institute for Regenerative Medicine, University of Pittsburgh, Pittsburgh, PA 15261, USA. borovetzhs@upmc.edu
Insights
Researchers are developing a novel pediatric ventricular assist device (VAD) for infants and young children with heart failure. This innovative VAD aims to provide reliable, biocompatible chronic support, addressing critical treatment gaps in pediatric cardiac care.
Area of Science:
- Biomedical Engineering
- Pediatric Cardiology
- Medical Device Development
Background:
- Limited treatment options exist for pediatric ventricular failure in congenital and acquired heart diseases.
- Existing VADs are not optimized for the unique physiological needs of children weighing 3-15 kg.
Purpose of the Study:
- To review current pediatric cardiac assist treatment limitations.
- To present the development of an innovative pediatric ventricular assist device (VAD) for chronic support in high-risk children.
Main Methods:
- Development of a miniature mixed flow turbodynamic pump.
- Incorporation of magnetic levitation technology for reduced blood trauma and thrombosis risk.
- Collaboration between academic institutions (UoP, CMU), medical centers (UPMC, CHP), and industry partners.
Main Results:
- Progress in designing a highly reliable and biocompatible VAD.
- Focus on a specific pediatric population (3-15 kg, birth to 2 years).
- The VAD is designed for 6-month chronic support.
Conclusions:
- The developed pediatric VAD shows promise in addressing critical unmet needs in pediatric heart failure management.
- The innovative design aims to improve patient outcomes by minimizing complications.
- Ongoing development by a dedicated consortium is advancing pediatric VAD technology.
Abstract:
The very limited options available to treat ventricular failure in children with congenital and acquired heart diseases have motivated the development of a pediatric ventricular assist device at the University of Pittsburgh (UoP) and University of Pittsburgh Medical Center (UPMC). Our effort involves a consortium consisting of UoP, Children's Hospital of Pittsburgh (CHP), Carnegie Mellon University, World Heart Corporation, and LaunchPoint Technologies, Inc. The overall aim of our program is to develop a highly reliable, biocompatible ventricular assist device (VAD) for chronic support (6 months) of the unique and high-risk population of children between 3 and 15 kg (patients from birth to 2 years of age). The innovative pediatric ventricular assist device we are developing is based on a miniature mixed flow turbodynamic pump featuring magnetic levitation, to assure minimal blood trauma and risk of thrombosis. This review article discusses the limitations of current pediatric cardiac assist treatment options and the work to date by our consortium toward the development of a pediatric VAD.
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