Panicos A. Kyriacou
City St George's, University of London (Research Centre for Biomedical Engineering)
ORCID iDHighlights
- papers
- 158
Panicos A. Kyriacou has 158 papers in the ChatPPG research atlas (1999–2026), with work using 2 datasets. Main topics: kyriacou-bibliography, pulse-oximetry-oxygenation, other-ppg-applications, brain-monitoring-icp, organ-tissue-perfusion, optical-modelling-phantoms.
Papers
- Evaluation of the Effect of Extracerebral Layers in Cerebral Photoplethysmography (PPG) Using a Head PhantomSensors 26 · 2026
Modelling Skin Pigmentation Using the Monte Carlo Technique: A ReviewSensors · 2026
Skin pigmentation effects on PPG via vascular finger phantoms and Monte Carlo simulation (J. Biomed. Opt. 2026)Journal of Biomedical Optics 31 · 2026
Photoplethysmographic signal analysis for vascular ageing assessmentPhysiological Measurement 47 · 2026- Development and optical characterization of a multilayered head phantom for optical brain monitoringJournal of Biomedical Optics · 2026
Determinants of photoplethysmography signal quality at the wristPLOS Digital Health · 2025
The MSPTDfast photoplethysmography beat detection algorithm: design, benchmarking, and open-source distributionPhysiological Measurement · 2025
Analysis of the Effect of Skin Pigmentation and Oxygen Saturation on Monte Carlo-Simulated Reflectance Photoplethysmography SignalsSensors · 2025
Monte Carlo Simulation of the Effect of Melanin Concentration on Light–Tissue Interactions in Reflectance Pulse OximetrySensors · 2025- In Vitro Evaluation of Confounders in Brain Optical Monitoring: A ReviewSensors · 2025
- Crainio non-invasive intracranial pressure monitor for traumatic brain injury: feasibility studyScienceBank · 2025
- Evaluation of skin pigmentation effect on photoplethysmography signals using a vascular finger phantom with tunable optical and mechanical propertiesJournal of Biomedical Optics · 2025
Show 146 more papers
Arterial stiffness assessment using PPG feature extraction and significance testing in an in vitro cardiovascular systemScientific Reports · 2024
Monte Carlo simulation of the effect of melanin concentration on light-tissue interactions in transmittance and reflectance finger photoplethysmographyScientific Reports · 2024
Monte Carlo simulation of the effect of melanin concentration on light–tissue interactions for transmittance pulse oximetry measurementJournal of Biomedical Optics · 2024
Customisable Silicone Vessels and Tissue Phantoms for In Vitro Photoplethysmography Investigations into Cardiovascular DiseaseSensors · 2024- A pilot clinical study to estimate intracranial pressure utilising cerebral photoplethysmograms in traumatic brain injury patientsActa Neurochirurgica · 2024
- Energy-Efficient PPG-Based Respiratory Rate Estimation Using Spiking Neural NetworksSensors · 2024
- Developing technologies to assess vascular ageing: a roadmap from VascAgeNetPhysiological Measurement · 2024
Machine Learning Approaches to Intracranial Pressure Prediction in Patients with Traumatic Brain Injury: A Systematic ReviewApplied Sciences · 2023
The 2023 wearable photoplethysmography roadmapPhysiological Measurement · 2023- A Bilateral In Vitro Model for Cardiovascular Disease Investigations Using Photoplethysmography Sensors2023 IEEE BioSensors Conference · 2023
A review of the effect of skin pigmentation on pulse oximeter accuracyPhysiological Measurement · 2023
Photoplethysmography for the Assessment of Arterial StiffnessSensors · 2023- Inaccuracy of pulse oximetry with dark skin pigmentation: clinical implications and need for improvementBritish Journal of Anaesthesia · 2023
- Optical crosstalk and other forms of light interference in pulse oximeter comparison studiesJournal of Clinical Monitoring and Computi · 2023
- Effects of noise and filtering strategies on the extraction of pulse rate variability from photoplethysmogramsBiomedical Signal Processing and Control · 2023
- Head Phantom for the Acquisition of Pulsatile Optical Signals for Traumatic Brain Injury MonitoringPhotonics · 2023
- Non-invasive monitoring of intracranial pressure changes: healthy volunteers studyFrontiers in Physiology · 2023
- A Non-Invasive Optical Multimodal Photoplethysmography-Near Infrared Spectroscopy Sensor for Measuring Intracranial Pressure and Cerebral Oxygenation in Traumatic Brain InjuryApplied Sciences · 2023
In Vitro Evaluation of a Non-Invasive Photoplethysmography Based Intracranial Pressure SensorApplied Sciences · 2022- Proof-of-principle validation of a novel intraluminal optical sensor for dynamic monitoring of intestinal anastomosis: An in vivo animal model case study2022 IEEE Sensors · 2022
Detecting beats in the photoplethysmogram: benchmarking open-source algorithmsPhysiological Measurement · 2022
Establishing best practices in photoplethysmography signal acquisition and processingPhysiological Measurement · 2022
Wearable Photoplethysmography for Cardiovascular MonitoringProceedings of the IEEE · 2022- Monte Carlo Simulation of the Effect of Human Skin Melanin in Light-Tissue Interactions2022 44th Annual International Conference · 2022
- Mechanical Testing of Artificial Vessels and Tissues for Photoplethysmography Phantoms2022 44th Annual International Conference · 2022
- Effects of using different algorithms and fiducial points for the detection of interbeat intervals, and different sampling rates on the assessment of pulse rate variability from photoplethysmographyComputer Methods and Programs in Biomedici · 2022
- Outlier Management for Pulse Rate Variability Analysis from Photoplethysmographic Signals2022 44th Annual International Conference · 2022
- Photoplethysmography-Based Pulse Rate Variability and Haemodynamic Changes in the Absence of Heart Rate Variability: An In-Vitro StudyApplied Sciences · 2022
- Spectral analysis for pulse rate variability assessment from simulated photoplethysmographic signalsFrontiers in Physiology · 2022
- Head Phantom Optical Properties Validation for Near-Infrared Measurements: A Comparison with Animal Tissue2022 44th Annual International Conference · 2022
- Photoplethysmography (PPG): state-of-the-art methods and applicationsPhysiological Measurement · 2021
- Recurrent Neural Network Models for Blood Pressure Monitoring Using PPG Morphological Features2021 43rd Annual International Conference · 2021
- Effects of Contact Pressure in Reflectance Photoplethysmography in an In Vitro Tissue-Vessel PhantomSensors · 2021
- Differential effects of the blood pressure state on pulse rate variability and heart rate variability in critically ill patientsnpj Digital Medicine · 2021
- Effect of Filtering of Photoplethysmography Signals in Pulse Rate Variability Analysis2021 43rd Annual International Conference · 2021
- In-Vitro Investigation of Flow Profiles in Arteries Using the Photoplethysmograph2021 43rd Annual International Conference · 2021
- Brain Light-Tissue Interaction Modelling: Towards a non-invasive sensor for Traumatic Brain Injury2021 43rd Annual International Conference · 2021
- Near-Infrared Spectroscopy (NIRS) in Traumatic Brain Injury (TBI)Sensors · 2021
Acquiring Wearable Photoplethysmography Data in Daily Life: The PPG Diary Pilot Study7th International Electronic Conference on · 2020- Investigating the origin of photoplethysmography using a multiwavelength Monte Carlo modelPhysiological Measurement · 2020
In silico and in vivo investigations using an endocavitary photoplethysmography sensor for tissue viability monitoringJournal of Biomedical Optics · 2020- Cuffless and Continuous Blood Pressure Estimation From PPG Signals Using Recurrent Neural Networks2020 42nd Annual International Conference · 2020
A review of machine learning techniques in photoplethysmography for the non-invasive cuff-less measurement of blood pressureBiomedical Signal Processing and Control · 2020
Cuffless single-site photoplethysmography for blood pressure monitoringJ. Clin. Med. 2020 · 2020- Photoplethysmography in postoperative monitoring of deep inferior epigastric perforator (DIEP) free flapsPhysiological Measurement · 2020
- Heart Rate Variability (HRV) and Pulse Rate Variability (PRV) for the Assessment of Autonomic ResponsesFrontiers in Physiology · 2020
- Heart Rate Variability and Multi-Site Pulse Rate Variability for the Assessment of Autonomic Responses to Whole-Body Cold Exposure2020 42nd Annual International Conference · 2020
- Pulse rate variability in cardiovascular health: a review on its applications and relationship with heart rate variabilityPhysiological Measurement · 2020
- Fabricating Novel PDMS Vessels for Phantoms in Photoplethysmography Investigations2020 42nd Annual International Conference · 2020
- Novel Polydimethylsiloxane (PDMS) Pulsatile Vascular Tissue Phantoms for the In-Vitro Investigation of Light Tissue Interaction in PhotoplethysmographySensors · 2020
- Non-Invasive Techniques for Multimodal Monitoring in Traumatic Brain Injury: Systematic Review and Meta-AnalysisJournal of Neurotrauma · 2020
- Multimodal Photoplethysmography-Based Approaches for Improved Detection of HypertensionJournal of Clinical Medicine · 2020
Perfusion Changes at the Forehead Measured by Photoplethysmography during a Head-Down Tilt ProtocolBiosensors · 2019
Photoplethysmography for Quantitative Assessment of Sympathetic Nerve Activity (SNA) During Cold StressFrontiers in Physiology · 2019
Multi-Site Photoplethysmography Technology for Blood Pressure Assessment: Challenges and RecommendationsJournal of Clinical Medicine · 2019- Estimating the Dependence of Differential Pathlength Factor on Blood Volume and Oxygen Saturation using Monte Carlo method2019 41st Annual International Conference · 2019
Monte Carlo Analysis of Optical Interactions in Reflectance and Transmittance Finger PhotoplethysmographySensors · 2019- Monte Carlo model for reflectance Pulse Oximetry using pulsatile monolayer perfused skin tissueJournal of Physics: Conference Series · 2019
- Optical Techniques for Blood and Tissue OxygenationEncyclopedia of Biomedical Engineering · 2019
- A Novel Photoplethysmography Sensor for Vital Signs Monitoring from the Human TracheaBiosensors · 2019
- The Sensing Endotracheal Tube2019 41st Annual International Conference · 2019
- A Pulsatile Optical Tissue Phantom for the Investigation of Light-Tissue Interaction in Reflectance Photoplethysmography2019 41st Annual International Conference · 2019
- A Multilayer Monte Carlo Model for the Investigation of Optical Path and Penetration Depth at Different Perfusion States of the Colon2019 41st Annual International Conference · 2019
- Design and Development of a Modular, Multichannel Photoplethysmography SystemIEEE Transactions on Instrumentation and M · 2018
- Investigating optical path and differential pathlength factor in reflectance photoplethysmography for the assessment of perfusionJournal of Biomedical Optics · 2018
- The effects of optical sensor-tissue separation in endocavitary photoplethysmographyPhysiological Measurement · 2018
- Evaluation of the Linear Relationship Between Pulse Arrival Time and Blood Pressure in ICU Patients: Potential and LimitationsFrontiers in Physiology · 2018
Photoplethysmography for blood volumes and oxygenation changes during intermittent vascular occlusionsJournal of Clinical Monitoring and Computi · 2017
In vivo investigation of ear canal pulse oximetry during hypothermiaJournal of Clinical Monitoring and Computi · 2017- A novel fontanelle probe for sensing oxygen saturation in the neonateBiomedical Physics & Engineering Express · 2017
- Photoplethysmography for the Assessment of HaemorheologyScientific Reports · 2017
- In vitro validation of measurement of volume elastic modulus using photoplethysmographyMedical Engineering & Physics · 2017
- Development of an intraluminal intestinal photoplethysmography sensor2017 39th Annual International Conference · 2017
Comparison of NIRS, laser Doppler flowmetry, photoplethysmography, and pulse oximetry during vascular occlusion challengesPhysiological Measurement · 2016
Comparison of non-invasive peripheral venous saturations with venous blood co-oximetryJournal of Clinical Monitoring and Computi · 2016- Monte Carlo investigation of the effect of blood volume and oxygen saturation on optical path in reflectance pulse oximetryBiomedical Physics & Engineering Express · 2016
- Photoplethysmography for an independent measure of pulsatile pressure under controlled flow conditionsPhysiological Measurement · 2016
- Photoplethysmography: Towards a non-invasive pressure measurement technique2016 38th Annual International Conference · 2016
- Accuracy of reflectance photoplethysmography on detecting cuff-induced vascular occlusions2015 37th Annual International Conference · 2015
Reflectance Photoplethysmography as Noninvasive Monitoring of Tissue Blood PerfusionIEEE Transactions on Biomedical Engineerin · 2015
Intraoperative monitoring of intestinal viability: Evaluation of a new combined sensor2015 37th Annual International Conference · 2015
Investigation of photoplethysmography and arterial blood oxygen saturation from the ear-canal and the finger under conditions of artificially induced hypothermia2015 37th Annual International Conference · 2015- Investigation of photoplethysmography, laser doppler flowmetry and near infrared spectroscopy during induced thermal stress2015 37th Annual International Conference · 2015
Differential pathlength factor estimation for brain-like tissue from a single-layer Monte Carlo model2015 37th Annual International Conference · 2015
The effect of vascular changes on the photoplethysmographic signal at different hand elevationsPhysiological Measurement · 2015
Investigation of peripheral photoplethysmographic morphology changes induced during a hand-elevation studyJournal of Clinical Monitoring and Computi · 2015- Estimation of instantaneous venous blood saturation using the photoplethysmograph waveformPhysiological Measurement · 2015
Investigation of photoplethysmography and Near Infrared Spectroscopy for the assessment of tissue blood perfusion2014 36th Annual International Conference · 2014
The human ear canal: investigation of its suitability for monitoring photoplethysmographs and arterial oxygen saturationPhysiological Measurement · 2014
Investigation of Pulse Transit Times utilizing multisite reflectance photoplethysmography under conditions of artificially induced peripheral vasoconstriction2014 36th Annual International Conference · 2014- Investigation of photoplethysmographs from the anterior fontanelle of neonatesPhysiological Measurement · 2014
- Comparison of methods for determining pulse arrival time from Doppler and photoplethysmography signals2014 36th Annual International Conference · 2014
- Evaluation of a combined reflectance photoplethysmography and laser Doppler flowmetry surface probe2013 35th Annual International Conference · 2013
Devepopment of an optical probe to investigate the suitability of measuring photoplethysmographs and blood oxygen saturation from the human auditory canal2013 35th Annual International Conference · 2013- Direct Pulse Oximetry Within the Esophagus, on the Surface of Abdominal Viscera, and on Free FlapsAnesthesia & Analgesia · 2013
- Esophageal SpO<inf>2</inf> measurements from a pediatric burns-patient: A case study2013 35th Annual International Conference · 2013
- Pulse oximetry of body cavities and organs2013 35th Annual International Conference · 2013
- Pilot investigation of anterior fontanelle photoplethysmographic signals and their suitability in estimating arterial oxygen saturation2013 35th Annual International Conference · 2013
- Investigation of finger reflectance photoplethysmography in volunteers undergoing a local sympathetic stimulationJournal of Physics: Conference Series · 2013
- Effect of respiratory-induced intensity variations on finger SpO<inf>2</inf> measurements in volunteers2013 35th Annual International Conference · 2013
- Theory of Dynamic Pulsatile Spectroscopy for photoplethysmographic signals analysis2013 35th Annual International Conference · 2013
- Free flap pulse oximetry utilizing reflectance photoplethysmography2013 35th Annual International Conference · 2013
- Photoplethysmographic and SpO<inf>2</inf> readings from the neonatal anterior fontanelle: A case Study2012 Annual International Conference of th · 2012
- Evaluation of Electrical and Optical Plethysmography Sensors for Noninvasive Monitoring of Hemoglobin ConcentrationSensors · 2012
- Modulation of finger photoplethysmographic traces during forced respiration: Venous blood in motion?2012 Annual International Conference of th · 2012
- Investigation of photoplethysmographic signals and blood oxygen saturation values on healthy volunteers during cuff-induced hypoperfusion using a multimode PPG/SpO2 sensorMedical & Biological Engineering & Computi · 2012
- Photoplethysmographic signals and blood oxygen saturation values during artificial hypothermia in healthy volunteersPhysiological Measurement · 2012
Investigation of photoplethysmographic signals
and blood oxygen saturation values obtained from human splanchnic organs using a fiber optic sensorJournal of Clinical Monitoring and Computi · 2011
An In Vivo Investigation of Photoplethysmographic Signals and Preliminary Pulse Oximetry Estimation from the Bowel Using a New Fiberoptic SensorAnesthesia & Analgesia · 2011- Development of an optoelectronic sensor for the investigation of photoplethysmographic signals from the anterior fontanel of the newborn2011 Annual International Conference of th · 2011
- Electro-optical plethysmography for non-invasive estimation of hemoglobin concentration2011 Annual International Conference of th · 2011
- Photoplethysmographic measurements from the esophagus using a new fiber-optic reflectance sensorJournal of Biomedical Optics · 2011
- Photoplethysmographic sensors for perfusion measurements in spinal cord tissueJournal of Physics: Conference Series · 2011
- Investigation of pulse oximeter failure rates during artificial hypoperfusion utilising a custom made multimode pulse oximetery sensor2011 Annual International Conference of th · 2011
- Instantaneous venous oxygenation estimation using the Photoplethysmograph (PPG) waveformJournal of Physics: Conference Series · 2011
- Development of a reflectance photoplethysmographic sensor used for the assessment of free flap perfusion2011 Annual International Conference of th · 2011
- Measurement of splanchnic photoplethysmographic signals using a new reflectance fiber optic sensorJournal of Biomedical Optics · 2010
Preliminary assessment of abdominal organ perfusion utilizing a fiber optic photoplethysmographic sensor2010 Annual International Conference of th · 2010- Calculation of photon path changes due to scatter in Monte Carlo simulations2010 Annual International Conference of th · 2010
- Cerebral Arterial Oxygen Saturation Measurements Using a Fiber-Optic Pulse OximeterNeurocritical Care · 2010
- Optical measurement of blood flow changes in spinal cord injuryJournal of Physics: Conference Series · 2010
- Beer-lambert law along non-linear mean light pathways for the rational analysis of PhotoplethysmographyJournal of Physics: Conference Series · 2010
- Evaluation of a multimode photoplethysmographic sensor during cuff-induced hypoperfusion2010 Annual International Conference of th · 2010
- Measuring venous oxygenation using the photoplethysmograph waveformJournal of Clinical Monitoring and Computi · 2010
In-Vivo evaluation of a fiber-optic splanchnic photoplethysmographic sensor during open laparotomy2009 Annual International Conference of th · 2009- Measurement of photoplethysmographic signals in human abdominal organsMeasurement · 2009
- Investigation of photoplethysmographic changes using a static compression model of spinal cord injury2009 Annual International Conference of th · 2009
- An oesophageal pulse oximetry system utilising a fibre-optic probeJournal of Physics: Conference Series · 2009
- A novel non-invasive trans-reflectance photoplethysmographic probe for use in cases of low peripheral blood perfusion2009 Annual International Conference of th · 2009
- A Pilot Study of Neonatal and Pediatric Esophageal Pulse OximetryAnesthesia & Analgesia · 2008
- Preliminary evaluation of a new fibre-optic cerebral oximetry systemPhysiological Measurement · 2008
- Pulse oximetry and photoplethysmographic waveform analysis of the esophagus and bowelCurrent Opinion in Anaesthesiology · 2008
Development of a New Splanchnic Perfusion Sensor2007 29th Annual International Conference · 2007- Photoplethysmographic measurements from central nervous system tissueJournal of Physics: Conference Series · 2007
- Electro-optical techniques for the investigation of photoplethysmographic signals in human abdominal organsJournal of Physics: Conference Series · 2006
- Electro-Optical Techniques for the Investigtion of Oesophageal Photoplethysmographic Signals and Blood Oxygen Saturation in BurnsMeasurement and Control · 2006
- Optical Fibre Catheter PhotoplethysmographMeasurement and Control · 2006
- Filtering techniques for the removal of ventilator artefact in oesophageal pulse oximetryMedical & Biological Engineering & Computi · 2006
- Pulse oximetry in the oesophagusPhysiological Measurement · 2005
- Evaluation of oesophageal reflectance pulse oximetry in major burns patientsBurns · 2005
- Evaluation of oesophageal pulse oximetry in patients undergoing cardiothoracic surgery*Anaesthesia · 2003
Assessment of photoplethysmographic signals for the determination of splanchnic oxygen saturation in humansAnaesthesia · 2002- Esophageal pulse oximetry utilizing reflectance photoplethysmographyIEEE Transactions on Biomedical Engineerin · 2002
- Investigation of oesophageal photoplethysmographic signals and blood oxygen saturation measurements in cardiothoracic surgery patientsPhysiological Measurement · 2002
- Investigation of the human oesophagus as a new monitoring site for blood oxygen saturationPhysiological Measurement · 2001
- A system for investigating oesophageal photoplethysmographic signals in anaesthetised patientsMedical & Biological Engineering & Computi · 1999
Datasets used in this work
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