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Constructing Holistic Patient Flow Simulation Using System Approach [chapter]

Tesfamariam M. Abuhay, Oleg G. Metsker, Aleksey N. Yakovlev, Sergey V. Kovalchuk
2020 Lecture Notes in Computer Science  
Holistic patient flow simulation is constructed using DES following system approach.  ...  However, studies on holistic patient flow simulation following system approach are limited and/or poorly understood.  ...  Second, the result is used as an input to construct a holistic patient flow simulation using system approach and DES method.  ... 
doi:10.1007/978-3-030-50423-6_31 fatcat:l6sylet3qre2doxivttgfsy63q

Connecting Technical and Non-technical Views of System Architectures

Li Li, Jozef Hooman, Jeroen Voeten
2010 2010 IEEE/ACM Int'l Conference on Green Computing and Communications & Int'l Conference on Cyber, Physical and Social Computing  
From the technical point of view, a system simulation model is constructed which can be used to validate whether the global system architecture satisfies the main requirements.  ...  This is achieved by making a global, holistic model of the system with different views.  ...  HOLISTIC SYSTEM MODE When designing, adapting or extending a complex system it is very useful to have a global holistic model.  ... 
doi:10.1109/greencom-cpscom.2010.123 dblp:conf/greencom/LiHV10 fatcat:m2o7ldoyfrfedpxmq2tnkpg3jm

Page 162 of The Journal of the Operational Research Society Vol. 58, Issue 2 [page]

2007 The Journal of the Operational Research Society  
By using real patient data, greater validity of the simulation  ...  Secondly, estimates of the mean and variance of time delays related to patient flow within the PICU were identified, and this could then be used in the development of the simulation.  ... 

Healthcare Engineering: A Lean Management Approach

Abdallah A. Abdallah, Giovanni Improta
2020 Journal of Healthcare Engineering  
We then conduct a survey of 18 elite Jordanian hospitals to study the case holistically.  ...  This framework was then used along with selected engineering tools to implement lean in a major hospital successfully.  ...  approach," while the most significant independent variables affecting the second dependent variable (patient satisfaction) are "leadership," "employee involvement," "customer focus," and using a "holistic  ... 
doi:10.1155/2020/8875902 pmid:33082927 pmcid:PMC7556075 fatcat:jaifnw7fhnetnpigt263orvigq

Application of cellular automata and Lattice Boltzmann methods for modelling of additive layer manufacturing

Dmytro Svyetlichnyy, Michal Krzyzanowski, Robert Straka, Lukasz Lach, W. Mark Rainforth
2018 International journal of numerical methods for heat & fluid flow  
The sintering/melting model is being developed using LBM as an independent numerical method for hydrodynamic simulations originated from lattice-gas cellular automata (LGCA).  ...  Purpose -The holistic numerical model based on cellular automata (CA) and Lattice Boltzmann methods (LBM) is being developed as part of an integrated modelling approach applied to study the interaction  ...  These processes and phenomena can be simulated and modelled using four of the following models ( Homogenous and multi-scale models Currently, large holistic models use multi-scale approaches that rely  ... 
doi:10.1108/hff-10-2016-0418 fatcat:q4r4bknjujdbjfyku5wuinhnfe

Modeling and simulation framework for value-based healthcare systems

Mamadou Kaba Traoré, Gregory Zacharewicz, Raphaël Duboz, Bernard Zeigler
2018 Simulation (San Diego, Calif.)  
This paper presents a modeling and simulation framework to support a holistic analysis of healthcare systems through a stratification of the levels of abstraction into multiple perspectives and their integration  ...  Components of the various perspectives are integrated to provide a holistic view of the healthcare problem and system under study.  ...  An alternative modeling approach is to describe the flow of activities that captures scenarios the individual can undergo (such as patient flow models).  Care coordination can be seen as cross-organization  ... 
doi:10.1177/0037549718776765 fatcat:4vn5ths6bbaelonnskuvt3bfte

A Systems Thinking Analysis of Healthcare Supply and Demand Management

Fatin Aminah HASSAN, Nobuaki MINATO
2019 International Journal of Japan Association for Management Systems  
The causal model constructed is the initial phase of a system dynamics model for the development of a quantitative simulation model in the future.  ...  A dynamic causal loop diagram (CLD) as a qualitative aspect of system dynamics model is employed to provide a holistic view of feedback relationships between patient pathways to the hospital and the supply  ...  Therefore, the purpose of this study is to develop a dynamic causal loop model of healthcare demand using a system dynamics approach.  ... 
doi:10.14790/ijams.11.103 fatcat:eyx4lobgv5cm3ob7yzthsg6lbe

Process Support for Continuous, Distributed, Multi-party Healthcare Processes - Applying Workflow Modelling to an Anticoagulation Monitoring Protocol [chapter]

Ian McChesney
2016 Lecture Notes in Computer Science  
To further illustrate its relevance, we apply a workflow modelling approach to the specification and analysis of an anticoagulation monitoring protocol, illustrating a Petri Net-based solution using YAWL  ...  Workflow management has been shown to be a promising approach to the support of a range of healthcare processes, with tools available for their formal specification, analysis and implementation.  ...  Control flow in a workflow system is modelled using tasks, conditions (implicit or explicit) and flow relations.  ... 
doi:10.1007/978-3-319-48746-5_26 fatcat:xpqyozmqgzgtbfpq63o5424rxy

System dynamics modelling-based analysis of combating counterfeit drugs supply chain in India

Sanjay Bhushan
2017 International Journal of Emergency Management  
Using the modelling framework of system dynamics (SD), a holistic influence model is propounded highlighting the mutual interplay and causality of influencing factors under the counterfeit drugs supply  ...  Various decision scenarios have been simulated assessing alternative policies for giving holistic response.  ...  The benefit of the system dynamics approach used here is that considering aggregated variables encourages both a systemic view of the interactions of resources, influence and information flows, and a more  ... 
doi:10.1504/ijem.2017.081191 fatcat:qrxlvr2vqncq7ldgbsjt7rxvbe

Event Boards as Tools for Holistic AI

Peter Gärdenfors, Mary-Anne Williams, Benjamin Johnston, Richard Billingsley, Jonathan Vitale, Pavlos Peppas, Jesse Clark
2018 International Workshop on Artificial Intelligence and Cognition  
We propose a novel architecture for holistic AI systems that integrate machine learning and knowledge representation.  ...  The key idea is to use event boards representing components of events as an analogy to blackboards found in earlier AI systems.  ...  We have proposed that by using event boards, based on vector representations, a new type of holistic architecture can be constructed.  ... 
dblp:conf/aic/GardenforsWJBVP18 fatcat:melurt653fesri5epa5b7lr3g4

Designs for the complementary use of System Dynamics and Discrete-Event Simulation

Jennifer Morgan, Susan Howick, Valerie Belton
2011 Proceedings of the 2011 Winter Simulation Conference (WSC)  
Discrete-Event Simulation (DES) and System Dynamics (SD) are popular modeling approaches that have been successfully applied in a wide range of situations for various purposes.  ...  Discrete-Event Simulation In DES the dynamics of the system are driven by events.  ...  The Beatson treatment process is modeled in the SD model as a single stock and flow, but may be broken down further using a DES to include the intricacies of the flow of patients.  ... 
doi:10.1109/wsc.2011.6147977 dblp:conf/wsc/MorganHB11 fatcat:tpt73h6dz5fjdodctkxli4vh7q

Patient-specific modeling of left ventricular electromechanics as a driver for haemodynamic analysis

Christoph M. Augustin, Andrew Crozier, Aurel Neic, Anton J. Prassl, Elias Karabelas, Tiago Ferreira da Silva, Joao F. Fernandes, Fernando Campos, Titus Kuehne, Gernot Plank
2016 Europace  
Conclusion-Using the developed modeling workflow, the use of EM LV models as driver of fluid flow simulations is becoming feasible.  ...  Typically, image-based kinematic models describing endocardial motion are used as an input to blood flow simulations.  ...  the LV endocardium is extracted from a deforming 3D finite element model. 39 For applications such as the analysis of blood flow patterns in a given patient both approaches are suitable, but image-based  ... 
doi:10.1093/europace/euw369 pmid:28011839 pmcid:PMC5386137 fatcat:rnzctif33bgtxfr6ofnf2qqbfq

An Overview of Hospital Capacity Planning and Optimisation

Peter Humphreys, Belinda Spratt, Mersedeh Tariverdi, Robert L. Burdett, David Cook, Prasad K. D. V. Yarlagadda, Paul Corry
2022 Healthcare  
A holistic approach is needed that includes ancillary services, equipment medicines, utilities, instrument trays, supply chain and inventory considerations.  ...  The second is to synthesise and evaluate that literature to create a holistic framework for understanding hospital capacity planning and optimisation, in terms of physical elements, process, and governance  ...  For example, a deterministic integer programming approach may be used initially, and then a stochastic simulation model might be used to understand the uncertain components of the system.  ... 
doi:10.3390/healthcare10050826 pmid:35627963 pmcid:PMC9140785 fatcat:4tqkjmaegze5fl6ynsyft35he4

MBSE with/out Simulation: State of the Art and Way Forward

Bernard Zeigler, Saurabh Mittal, Mamadou Traore
2018 Systems  
In response, an initiative is underway to bring Model-Based Systems Engineering (MBSE) closer together with model-based simulation developments.  ...  Lack of such Modeling and Simulation (M&S) infrastructure leads to knowledge gaps in engineering such complex systems and these gaps appear as epistemological emergent behaviors.  ...  with a holistic construct called the Modeling and Simulation Framework (MSF).  ... 
doi:10.3390/systems6040040 fatcat:u7qxa5tzufdddoi2yys7skgwpi

A Simulation Protocol for Exercise Physiology in Fontan Patients Using a Closed Loop Lumped-Parameter Model

Ethan Kung, Giancarlo Pennati, Francesco Migliavacca, Tain-Yen Hsia, Richard Figliola, Alison Marsden, Alessandro Giardini
2014 Journal of Biomechanical Engineering  
Methods: In this study, we developed a protocol to simulate Fontan lower-body exercise using a closed-loop lumped-parameter model describing the entire circulation.  ...  Using inputs of patient weight, height, and if available, patient-specific reference heart rate (HR) and oxygen consumption, this protocol enables the derivation of a full set of parameters necessary to  ...  which can perform simulations of pressure and flow to describe the systemic patient physiology at various exercise levels.  ... 
doi:10.1115/1.4027271 pmid:24658635 pmcid:PMC5101033 fatcat:vzddjlvj25e3jctjb5yhbiiv6y
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