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Convective heat transfer around an infant head
V Vuillerme1, J P Fohr, J P Saulnier
1Laboratoire d'Etudes Thermiques (UMR-CNRS 6608), Futuroscope, France.
Annals of the New York Academy of Sciences
|January 26, 1999
Summary
Understanding infant heat transfer is crucial for hospital care and Sudden Infant Death Syndrome (SIDS) research. This study highlights the head
Area of Science:
- Biomedical Engineering
- Thermodynamics
- Pediatric Care
Background:
- Accurate thermal management is vital for infant health and survival.
- Sudden Infant Death Syndrome (SIDS) understanding requires knowledge of infant thermoregulation.
- Heat and mass transfer dynamics between infants and their environment are not fully characterized.
Purpose of the Study:
- To emphasize the significance of heat transfer from an infant's head.
- To quantify the impact of various factors on natural convection heat transfer in infants.
- To provide data for improved infant environmental control and SIDS research.
Main Methods:
- Computational fluid dynamics (CFD) modeling of infant heat transfer.
- Parametric analysis of environmental and physiological variables.
- Experimental validation of heat transfer coefficients.
Main Results:
- The infant's head is a primary site for heat loss.
- Natural convection significantly influences infant thermoregulation.
- Specific parameters like ambient temperature and head covering demonstrably affect heat transfer rates.
Conclusions:
- Precise knowledge of infant heat transfer, especially from the head, is essential for neonatal intensive care.
- Understanding these mechanisms can contribute to SIDS risk reduction strategies.
- The study provides a quantitative basis for optimizing thermal environments for infants.