INEB
INEB
TitleA model for educational simulation of infant cardiovascular physiology
Publication TypeJournal Article
2004
AuthorsGoodwin, JA, van Meurs, WL, Sá Couto, CD, Beneken, JEW, Graves, SA
JournalAnesthesia and AnalgesiaAnesth. Analg.
Volume99
Issue6
Pagination1655 - 1664
Date Published2004///
00032999 (ISSN)
aging, Algorithms, Anesthesiology, aorta stenosis, Aortic Valve Stenosis, arterial pressure, article, Baroreflex, biological model, bleeding, Blood Loss, Surgical, cardiovascular function, Cardiovascular physiology, Computer simulation, education, heart ventricle pressure, hemodynamic parameters, Hemodynamic Processes, Humans, Infant, Models, Biological, priority journal, Pulmonary Circulation, simulation, Ventricular Function, Left, Ventricular Function, Right
Full-body patient simulators provide the technology and the environment necessary for excellent clinical education while eliminating risk to the patient. The extension of simulator-based training into management of basic and critical situations in complex patient populations is natural. We describe the derivation of an infant cardiovascular model through the redefinition of a complete set of parameters for an existing adult model. Specifically, we document a stepwise parameter estimation process, explicit simplifying assumptions, and sources for these parameters. The simulated vital signs are within the target hemodynamic variables, and the simulated systemic arterial pressure wave form and left ventricular pressure volume loop are realistic. The system reacts appropriately to blood loss, and incorporation of aortic stenosis is straightforward. This infant cardiovascular model can form the basis for screen-based educational simulations. The model is also an essential step in attaining a full-body, model-driven infant simulator.
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