Physiological closed-loop control (PCLC) systems: Review of a modern frontier in automation

MJ Khodaei, N Candelino, A Mehrvarz, N Jalili - Ieee Access, 2020 - ieeexplore.ieee.org
Over the past decade, there has been an unprecedented international focus on improved
quality and availability of medical care, which has reignited interest in clinical automation …

An open source patient simulator for design and evaluation of computer based multiple drug dosing control for anesthetic and hemodynamic variables

CM Ionescu, M Neckebroek, M Ghita, D Copot - IEEE Access, 2021 - ieeexplore.ieee.org
We are witnessing a notable rise in the translational use of information technology and
control systems engineering tools in clinical practice. This paper empowers the computer …

[HTML][HTML] A comparison of propofol-to-BIS post-operative intensive care sedation by means of target controlled infusion, Bayesian-based and predictive control methods …

M Neckebroek, CM Ionescu, K Van Amsterdam… - Journal of Clinical …, 2019 - Springer
Purpose We evaluated the feasibility and robustness of three methods for propofol-to-
bispectral index (BIS) post-operative intensive care sedation, a manually-adapted target …

Closed loop anesthesia: are we getting close to finding the holy grail?

AR Absalom, R De Keyser… - Anesthesia & Analgesia, 2011 - journals.lww.com
It can be said that when inducing and maintaining anes-thesia, anesthesiologists apply a
reactive approach. They select initial doses on the basis of a variety of considerations …

Variable time-delay estimation for anesthesia control during intensive care

CM Ionescu, R Hodrea… - IEEE Transactions on …, 2010 - ieeexplore.ieee.org
The presence of artifacts plays a crucial role in automatic sedation systems and may
introduce variable time delays (TDs) in the closed-loop-control structures. This paper …

[HTML][HTML] Data-driven identification and comparison of full multivariable models for propofol–remifentanil induced general anesthesia

E Yumuk, D Copot, CM Ionescu… - Journal of Process Control, 2024 - Elsevier
In this paper, we present results with clinical data to enable a 2x2 input–output multivariable
patient model for hypnosis and analgesia. Nonlinear multi-drug interaction models are …

Inversion-based propofol dosing for intravenous induction of hypnosis

F Padula, C Ionescu, N Latronico, M Paltenghi… - … in nonlinear science …, 2016 - Elsevier
In this paper we propose an inversion-based methodology for the computation of a
feedforward action for the propofol intravenous administration during the induction of …

A computationally efficient Hill curve adaptation strategy during continuous monitoring of dose–effect relation in anaesthesia

CM Ionescu - Nonlinear Dynamics, 2018 - Springer
This paper discusses a possibility to simplify the number of parameters in the Hill curve by
exploiting special mathematical functions. This simplification is relevant when adaptation is …

Anesthesiologist in the loop and predictive algorithm to maintain hypnosis while mimicking surgical disturbance

CM Ionescu, D Copot, R De Keyser - IFAC-PapersOnLine, 2017 - Elsevier
Many regulatory loops in drug delivery systems for depth of anesthesia optimization problem
consider only the effect of the controller output on the patient pharmacokinetic and …

On-chip programmable capture for accurate path delay test and characterization

R Tayade, JA Abraham - 2008 IEEE International Test …, 2008 - ieeexplore.ieee.org
The increasing gap between modern chip frequencies and test clock frequencies provided
by external test equipment, makes at-speed delay testing a challenge. We present a novel …