• The lumped-element model (also called lumped-parameter model, or lumped-component model) is a simplified representation of a physical system or circuit that assumes all components are concentrated at a single point and their behavior can be described by idealized mathematical models. (wikipedia.org)
  • Mathematical Biology is the application of mathematical modelling to solve problems in biology and physiology. (gla.ac.uk)
  • Department faculty members have teaching and research expertise in areas related to cardiovascular and fluid biomechanics, musculoskeletal biomechanics, biomaterials and tissue engineering, bioinstrumentation, biosystems, biomedical imaging, biological signal analysis, bioinformatics and computational biology, respiratory and pulmonary engineering, and other allied fields. (uiowa.edu)
  • The Biomechanics and Biomaterials Laboratory is equipped to perform experiments relating to the cardiovascular and human musculoskeletal systems as well as the various properties of biomaterials. (uiowa.edu)
  • The lab is used for the course BME:2500 Biomaterials and Biomechanics , elective courses in cardiovascular and musculoskeletal biomechanics, and senior design projects. (uiowa.edu)
  • Mascheroni, P., Penta, R., Merodio, J. (2023) The impact of vascular volume fraction and compressibility of the interstitial matrix on vascularised poroelastic tissues Biomechanics and Modeling in Mechanobiology, 22, pp. 1901-1917. (gla.ac.uk)
  • Miller, L., Penta, R. (2023) Investigating the effects of microstructural changes induced by myocardial infarction on the elastic parameters of the heart Biomechanics and Modeling in Mechanobiology, 22, pp. 1019-1033. (gla.ac.uk)
  • Acute kidney injury (AKI) is a life-threatening disease with high mortality characterized by an abrupt decrease of the kidney glomerular filtration rate, extra-kidney consequences (cardiovascular diseases, lung injury, neurological impairment) and high risk of secondary chronic kidney disease (CKD). (hrb.ie)
  • Human exposure to H2S results in dose-related human exposure to low levels of H2S is widespread due to its neurological, respiratory, and cardiovascular effects. (cdc.gov)
  • In this review, we introduce the concept of computational fluid dynamics (CFD) modeling with a clinical perspective and we review the CFD models used to study RE from the fluid mechanics point of view. (unav.edu)
  • In this study, Computational Fluid Dynamics (CFD) techniques are used to model and simulate the gas flow in the melt nozzle area for a convergent-divergent, close-coupled gas atomiser in the absence of the melt stream. (unav.edu)
  • In this study, anatomically ac- curate computational fluid dynamics (CFD) models were used to and respiratory systems (ATSDR, 1999). (cdc.gov)
  • To test this hypothesis, computational fluid dynamics (CFD) models have been de- veloped to describe the uptake of inhaled H2S in rat nasal passages (Moulin et al. (cdc.gov)
  • The simulation results show how similarly these two parameters modify gas mass flow rates, gas velocity fields, aspiration pressures in the melt delivery tube or the size of the recirculation zones below the melt nozzle. (unav.edu)
  • The lumped-element model simplifies the system or circuit behavior description into a topology. (wikipedia.org)
  • The simplification reduces the state space of the system to a finite dimension, and the partial differential equations (PDEs) of the continuous (infinite-dimensional) time and space model of the physical system into ordinary differential equations (ODEs) with a finite number of parameters. (wikipedia.org)
  • A lumped-capacitance model, also called lumped system analysis, reduces a thermal system to a number of discrete "lumps" and assumes that the temperature difference inside each lump is negligible. (wikipedia.org)
  • His teaching and research interests focus on development and application of multi-disciplinary dynamic system modeling, vehicle system dynamics and controls, electromechanical system modeling and simulation, and application of machine learning and AI for smart hand tools. (utexas.edu)
  • Conventional models of cardiovascular system frequently lack required detail and focus primarily on the overall relationship between pressure, flow and volume. (sharif.edu)
  • This study proposes a localized and regional model of the cardiovascular system. (sharif.edu)
  • It is well known that the modern understanding of the cardiovascular system undoubtedly starts with the work of William Harvey (1578-1657) who published his discovery of the circulation of blood in 1628. (scirp.org)
  • A model of blood buffer system. (physiome.cz)
  • A quasidynamic model of the blood buffer system. (physiome.cz)
  • This is because the thousands using these boards handle queried within individual videos and across social approaches comics in the specific Classroom system( EHR) of a table. (flash-controller.de)
  • A Feature Paper should be a substantial original Article that involves several techniques or approaches, provides an outlook for future research directions and describes possible research applications. (mdpi.com)
  • This study describes a multidimensional 3D/lumped parameter (LP) model which contains appropriate inflow/outflow boundary conditions in order to model the entire human arterial trees. (sharif.edu)
  • In fact, although in the introduction to the problem (paragraphs 1-8), Euler focuses on the discussion on blood flow through arteries, to such a degree to even proposing adhoc models for the behavior of their elastic cross-sections, surprisingly, and also somehow disappointing, is that the main body of the manuscript (paragraphs 9-34) is devoted to the modeling of flows through rigid tubes, driven by a piston pump. (scirp.org)
  • Computational models of human physiology offer the potential, with clinical data, to create patient-specific models that capture a patient's physiological status. (springeropen.com)
  • Such models can provide new insights into patient condition by turning a series of sometimes confusing clinical data into a clear physiological picture. (springeropen.com)
  • This article presents the concept of model-based therapeutics, the use of computational models in clinical medicine and critical care in specific, as well as its potential clinical advantages, in a format designed for the clinical perspective. (springeropen.com)
  • The overall review clearly shows the concept and significant clinical potential of using computational models in critical care medicine. (springeropen.com)
  • Recent articles [ 1 , 2 ] have noted that protocols are potentially most applicable to groups with well-known clinical pathways and limited comorbidities, where a "one size fits all" approach can be effective. (springeropen.com)
  • In the Fall 2019 Quarter, he taught a special study course (BioE 297: Physics-Based Modeling and In Silico Clinical Trials). (ucsf.edu)
  • 50%), better clinical models and pipelines for targeted therapies are urgently required. (hrb.ie)
  • frictional, elastic and hydraulic were considered for the prosthetic joints of the amputee and their design parameters were optimized to achieve the closest. (sharif.edu)
  • Less severe assumptions result in the distributed-element model, while still not requiring the direct application of the full Maxwell equations. (wikipedia.org)
  • Whenever this propagation time is not significant to the application the lumped-element model can be used. (wikipedia.org)
  • The exact point at which the lumped-element model can no longer be used depends to a certain extent on how accurately the signal needs to be known in a given application. (wikipedia.org)
  • Ündar A. Evidence-based translational research approach may help to select the best femoral arterial cannula for adolescent/adult extracorporeal life support population. (ispmcs.org)
  • A new extensive LP model of the entire arterial network (48 arteries) was developed including the effect of vessel diameter tapering and the parameterization of resistance, conductor and inductor variables. (sharif.edu)
  • Although the facilities for soft tissue modeling have improved and the precise CT-imaging of human head has revealed novel details of brain, skull and the interface (the meninges), a comprehensive FEM model of TBI is still being studied. (sharif.edu)
  • of rats to 80 ppm resulted in full thickness necrosis of the Scaled kinetic parameters were incorporated into a human CFD model to predict H olfactory mucosa on the dorsal meatus (Brenneman et al. (cdc.gov)
  • This lack of patient-specificity defines the opportunity for patient-specific approaches to diagnosis, care, and patient management, which are complementary to, and fit within, protocolized approaches. (springeropen.com)
  • Then, the influence of both the inlet gas pressure and this design parameter are investigated, comparing the numerical results provided by simulations varying the inlet pressure from 5 to 80 bar and modelling different convergent-divergent gas nozzles with throat widths of 0.29¿Lo, 0.5¿Lo, 0.77¿Lo and 2¿Lo respectively. (unav.edu)
  • A computer aided-design (CAD) algorithm was proposed to efficiently handle the coupling of two or more 3D models with the LP model, and substantially lessen the coupling processing time. (sharif.edu)
  • With a effective download philosophys artful mission that classifies been of almost environmental approach, Programming Logic and Design, Introductory, Sixth Edition is thinking algebras with a project to Learning provocative " dipeptidyl. (quietisolation.de)
  • The lumped-capacitance model is a common approximation in transient conduction, which may be used whenever heat conduction within an object is much faster than heat transfer across the boundary of the object. (wikipedia.org)
  • Realistic boundary conditions and Navier-Stokes equations in healthy and stenosed models of carotid artery bifurcation. (sharif.edu)
  • To account for leakage in capacitors for example, we can model the non-ideal capacitor as having a large lumped resistor connected in parallel even though the leakage is, in reality distributed throughout the dielectric. (wikipedia.org)
  • Large animal models and computer simulations indicate that adding non-contractile material to the damaged left ventricular wall can potentially reduce myofiber stress. (ucsf.edu)
  • We describe simulations using an updated version of the Community Multiscale Air Quality model version 5.3 (CMAQ v5.3) to investigate the contribution of intermediate-volatility organic compounds (IVOCs) to secondary organic aerosol (SOA) formation in southern California during the CalNex study. (copernicus.org)
  • The third assumption is the basis of the lumped-element model used in network analysis. (wikipedia.org)
  • A two-dimensional, seven link, nine degrees of freedom biped model was developed to investigate the dynamic characteristics of normal and transfemoral amputee locomotion during the entire gait cycle. (sharif.edu)
  • The equations of motion were derived using the Lagrange method and the stance foot-ground contact was simulated using a five-point penetration model. (sharif.edu)
  • Similarly a wire-wound resistor has significant inductance as well as resistance distributed along its length but we can model this as a lumped inductor in series with the ideal resistor. (wikipedia.org)
  • To be natural approach version, improve group in to your Oxford Academic unit really. (flash-controller.de)
  • These aspects directly address questions concerning what makes a model, how it is made patient-specific, what it can be used for, its limitations and, importantly, what constitutes sufficient validation. (springeropen.com)
  • A focus of this paper is that the model-based methods discussed here can provide patient-specific care that is robust to these intra- and inter-patient variabilities. (springeropen.com)
  • Another way of viewing the validity of the lumped-element model is to note that this model ignores the finite time it takes signals to propagate around a circuit. (wikipedia.org)
  • The proposed method of parameter estimation for hydraulic electric analogy model is recursive least squares algorithm. (sharif.edu)
  • Patel K, Ündar A. Impact of a Multidisciplinary Research Team Approach to Prevent Avoidable Mistakes for Neonatal CPB Population. (ispmcs.org)
  • Hydrogen sulfide (H2S) is a naturally occurring toxic gas and colleagues (2002) used the nasal airflow model developed found in petroleum, natural gas, and volcanic and sulfur spring by Kimbell et al. (cdc.gov)
  • Real-world components exhibit non-ideal characteristics which are, in reality, distributed elements but are often represented to a first-order approximation by lumped elements. (wikipedia.org)