QUT - Academic profiles - Dr Andrew Stephens

Biography

Dr Andrew Stephens is an Electronic and Computer Engineer and director of ACE Lab. His research areas include smart devices, emergency medicine, and artificial intelligence. Andrew is always looking to take on new PhD students who have a passion for combining medicine and engineering and has several projects available in device development, AI, and artificial heart-lung therapies.

Current PhD projects on offer:

A New Smart Device for Cardiopulmonary Resuscitation Feedback (Sensing and Control)

Improving the Diagnosis of Aortic Valve Disease (Experimental and Design)

Using Artificial Intelligence for Predicting Complications of Artificial Heart-Lung Devices (AI and Data Science)

Using Artificial Intelligence to Predict Stroke Patient Readmissions (AI and Data Science)

Artificial Intelligence to Explore Equity of Care in Artificial Heart-Lung Devices (AI and Data Science)

+61 7 31382335

andrew.f.stephens@qut.edu.au

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Currently accepting research students

Personal details

Positions

Senior Lecturer
Faculty of Engineering,
School of Electrical Engineering & Robotics

Keywords

Biomedical Engineering, Cardiovascular Devices, Mechanical Circulatory Support, Ventricular Assist Device, ECMO, Impella, Cardiovascular Physiology, Prognostication and Prediction, Smart Devices, Neural Networks

Research field

Biomedical engineering, Cardiovascular medicine and haematology

Field of Research code, Australian and New Zealand Standard Research Classification (ANZSRC), 2020

Qualifications

Doctor of Philosophy (Griffith University)

Teaching

EGB120 (2024 onwards)

Publications

Research outputs by year

Chapter in Book / Report / Conference Proceeding
Contribution to a Journal

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1 new publication in 2017

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3 new publications in 2018

{ "year": 2019, "totalForYear": 5, "totalCumulative": 9, "totalForYearPerCategory": { "cat1": 4, "cat2": 1, "cat3": 0, "cat4": 0, "cat5": 0, "cat6": 0, "cat7": 0, "cat8": 0, "cat9": 0, "other": 0 }, "totalCumulativePerCategory": { "cat1": 6, "cat2": 3, "cat3": 0, "cat4": 0, "cat5": 0, "cat6": 0, "cat7": 0, "cat8": 0, "cat9": 0, "other": 0 } }

5 new publications in 2019

{ "year": 2020, "totalForYear": 4, "totalCumulative": 13, "totalForYearPerCategory": { "cat1": 4, "cat2": 0, "cat3": 0, "cat4": 0, "cat5": 0, "cat6": 0, "cat7": 0, "cat8": 0, "cat9": 0, "other": 0 }, "totalCumulativePerCategory": { "cat1": 10, "cat2": 3, "cat3": 0, "cat4": 0, "cat5": 0, "cat6": 0, "cat7": 0, "cat8": 0, "cat9": 0, "other": 0 } }

4 new publications in 2020

{ "year": 2021, "totalForYear": 3, "totalCumulative": 16, "totalForYearPerCategory": { "cat1": 3, "cat2": 0, "cat3": 0, "cat4": 0, "cat5": 0, "cat6": 0, "cat7": 0, "cat8": 0, "cat9": 0, "other": 0 }, "totalCumulativePerCategory": { "cat1": 13, "cat2": 3, "cat3": 0, "cat4": 0, "cat5": 0, "cat6": 0, "cat7": 0, "cat8": 0, "cat9": 0, "other": 0 } }

3 new publications in 2021

{ "year": 2022, "totalForYear": 5, "totalCumulative": 21, "totalForYearPerCategory": { "cat1": 5, "cat2": 0, "cat3": 0, "cat4": 0, "cat5": 0, "cat6": 0, "cat7": 0, "cat8": 0, "cat9": 0, "other": 0 }, "totalCumulativePerCategory": { "cat1": 18, "cat2": 3, "cat3": 0, "cat4": 0, "cat5": 0, "cat6": 0, "cat7": 0, "cat8": 0, "cat9": 0, "other": 0 } }

5 new publications in 2022

{ "year": 2023, "totalForYear": 6, "totalCumulative": 27, "totalForYearPerCategory": { "cat1": 6, "cat2": 0, "cat3": 0, "cat4": 0, "cat5": 0, "cat6": 0, "cat7": 0, "cat8": 0, "cat9": 0, "other": 0 }, "totalCumulativePerCategory": { "cat1": 24, "cat2": 3, "cat3": 0, "cat4": 0, "cat5": 0, "cat6": 0, "cat7": 0, "cat8": 0, "cat9": 0, "other": 0 } }

6 new publications in 2023

{ "year": 2024, "totalForYear": 3, "totalCumulative": 30, "totalForYearPerCategory": { "cat1": 3, "cat2": 0, "cat3": 0, "cat4": 0, "cat5": 0, "cat6": 0, "cat7": 0, "cat8": 0, "cat9": 0, "other": 0 }, "totalCumulativePerCategory": { "cat1": 27, "cat2": 3, "cat3": 0, "cat4": 0, "cat5": 0, "cat6": 0, "cat7": 0, "cat8": 0, "cat9": 0, "other": 0 } }

3 new publications in 2024

{ "year": 2025, "totalForYear": 1, "totalCumulative": 31, "totalForYearPerCategory": { "cat1": 1, "cat2": 0, "cat3": 0, "cat4": 0, "cat5": 0, "cat6": 0, "cat7": 0, "cat8": 0, "cat9": 0, "other": 0 }, "totalCumulativePerCategory": { "cat1": 28, "cat2": 3, "cat3": 0, "cat4": 0, "cat5": 0, "cat6": 0, "cat7": 0, "cat8": 0, "cat9": 0, "other": 0 } }

1 new publication in 20252017201820192020202120222023202420250246810201720182019202020212022202320242025

Clarke, A., Stephens, A., Liao, S., Byrne, T. & Gregory, S. (2020). Coping with COVID-19: ventilator splitting with differential driving pressures using standard hospital equipment. Anaesthesia, 75(7), 872–880. https://eprints.qut.edu.au/247207
Stephens, A., Seman, M., Diehl, A., Pilcher, D., Barbaro, R., Brodie, D., Pellegrino, V., Kaye, D., Gregory, S., Hodgson, C. & other, a. (2023). ECMO PAL: using deep neural networks for survival prediction in venoarterial extracorporeal membrane oxygenation. Intensive Care Medicine, 49(9), 1090–1099. https://eprints.qut.edu.au/247282
Gregory, S., Pauls, J., Wu, E., Stephens, A., Steinseifer, U., Tansley, G. & Fraser, J. (2020). An advanced mock circulation loop for in vitro cardiovascular device evaluation. Artificial Organs, 44(6). https://eprints.qut.edu.au/247233
Stephens, A., Wanigasekara, D., Pellegrino, V., Burrell, A., Marasco, S., Kaye, D., Steinseifer, U. & Gregory, S. (2021). Comparison of Circulatory Unloading Techniques for Venoarterial Extracorporeal Membrane Oxygenation. ASAIO Journal, 67(6), 623–631. https://eprints.qut.edu.au/247234
Stephens, A., Wickramarachchi, A., Burrell, A., Bellomo, R., Raman, J. & Gregory, S. (2022). Hemodynamics of small arterial return cannulae for venoarterial extracorporeal membrane oxygenation. Artificial Organs, 46(6), 1068–1076. https://eprints.qut.edu.au/247281
Stephens, A., Busch, A., Salamonsen, R., Gregory, S. & Tansley, G. (2021). Rotary Ventricular Assist Device Control with a Fiber Bragg Grating Pressure Sensor. IEEE Transactions on Control Systems Technology, 29(3), 1009–1018. https://eprints.qut.edu.au/247199
Chan, C., Nandakumar, D., Balletti, N., Horobin, J., Wu, E., Bouquet, M., Stephens, A., Pauls, J., Tansley, G., Fraser, J., Simmonds, M. & Gregory, S. (2020). In vitro hemocompatibility evaluation of modified rotary left to right ventricular assist devices in pulmonary flow conditions. ASAIO Journal, 66(6), 637–644. https://eprints.qut.edu.au/247278
Stephens, A., Busch, A., Salamonsen, R., Gregory, S. & Tansley, G. (2019). A novel fibre Bragg grating pressure sensor for rotary ventricular assist devices. Sensors and Actuators, A: Physical, 295, 474–482. https://eprints.qut.edu.au/247215
Stephens, A., Stevens, M., Gregory, S., Kleinheyer, M. & Salamonsen, R. (2017). In Vitro Evaluation of an Immediate Response Starling-Like Controller for Dual Rotary Blood Pumps. Artificial Organs, 41(10), 911–922. https://eprints.qut.edu.au/247270
Jafary, R., Armstrong, S., Byrne, T., Stephens, A., Pellegrino, V. & Gregory, S. (2022). Fabrication and Characterization of Tissue-Mimicking Phantoms for Ultrasound-Guided Cannulation Training. ASAIO Journal, 68(7), 940–948. https://eprints.qut.edu.au/247198

QUT ePrints

For more publications by Andrew, explore their research in QUT ePrints (our digital repository).

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Filter publications:

2025

Chand, P., Yusuff, H., Zochios, V., Wickramarachchi, A., Joyce, C., Gregory, S., Stephens, A., Shekar, K. & other (2025). Hemodynamics of Veno-Pulmonary Extracorporeal Membrane Oxygenation With Varying Right Ventricular Function in a Mock Circulatory Loop. ASAIO Journal. https://eprints.qut.edu.au/256393

2024

Marasco, S. F., Banham, T., Gregory, S. D., Vu, T. & Stephens, A. F. (2024). Use of Sutureless Valve in Aortic Root Enlargement. Heart Lung and Circulation, 33(1), 92–98. https://eprints.qut.edu.au/247048
Langer, N., Stephens, A. F., Seman, M., McGiffin, D., Kaye, D. M. & Gregory, S. D. (2024). HeartMate 3 for Heart Failure with Preserved Ejection Fraction: In Vitro Hemodynamic Evaluation and Anatomical Fitting. Annals of Biomedical Engineering, 52(12), 3208–3218. https://eprints.qut.edu.au/250935
Seman, M., Stephens, A. F., Kaye, D. M., Gregory, S. D. & Stub, D. (2024). Computational modelling of valvular heart disease: haemodynamic insights and clinical implications. Frontiers in Bioengineering and Biotechnology, 12. https://eprints.qut.edu.au/254313

2023

Wu, E. L., Maw, M., Stephens, A. F., Stevens, M. C., Fraser, J. F., Tansley, G., Moscato, F. & Gregory, S. D. (2023). Estimation of Left Ventricular Stroke Work for Rotary Left Ventricular Assist Devices. ASAIO Journal, 69(9), 817–826. https://eprints.qut.edu.au/247251
Stephens, A. F., Seman, M., Hodgson, C. L. & Gregory, S. D. (2023). SHAP Model Explainability in ECMO - PAL mortality prediction: A Critical Analysis. Author's reply. Intensive Care Medicine, 49(12), 1560–1562. https://eprints.qut.edu.au/247246
Wickramarachchi, A., Burrell, A. J. C., Stephens, A. F., Seman, M., Vatani, A., Khamooshi, M., Raman, J., Bellomo, R. & Gregory, S. D. (2023). The effect of arterial cannula tip position on differential hypoxemia during venoarterial extracorporeal membrane oxygenation. Physical and Engineering Sciences in Medicine, 46(1), 119–129. https://eprints.qut.edu.au/247254
Joyce, P. R., Hodgson, C. L., Bellomo, R., Gregory, S. D., Raman, J., Stephens, A. F., Taylor, K., Paul, E., Wickramarachchi, A. & Burrell, A. (2023). Smaller Return Cannula in Venoarterial Extracorporeal Membrane Oxygenation Does Not Increase Hemolysis: A Single-Center, Cohort Study. ASAIO Journal, 69(11), 1004–1008. https://eprints.qut.edu.au/247269
Seman, M., Stephens, A. F., Walton, A., Duffy, S. J., McGiffin, D., Nanayakkara, S., Kaye, D. M., Gregory, S. D. & Stub, D. (2023). Impact of Concomitant Mitral Regurgitation on the Hemodynamic Indicators of Aortic Stenosis. Journal of the American Heart Association, Article e025648, 12(4). https://eprints.qut.edu.au/247274
Stephens, A. F., Seman, M., Diehl, A., Pilcher, D., Barbaro, R. P., Brodie, D., Pellegrino, V., Kaye, D. M., Gregory, S. D., Hodgson, C. & other (2023). ECMO PAL: using deep neural networks for survival prediction in venoarterial extracorporeal membrane oxygenation. Intensive Care Medicine, 49(9), 1090–1099. https://eprints.qut.edu.au/247282

2022

Jafary, R., Armstrong, S., Byrne, T., Stephens, A., Pellegrino, V. & Gregory, S. D. (2022). Fabrication and Characterization of Tissue-Mimicking Phantoms for Ultrasound-Guided Cannulation Training. ASAIO Journal, 68(7), 940–948. https://eprints.qut.edu.au/247198
Stephens, A. F., Šeman, M., Nehme, Z., Voskoboinik, A., Smith, K., Gregory, S. D. & Stub, D. (2022). Ex vivo evaluation of personal protective equipment in hands-on defibrillation. Resuscitation Plus, Article 100284, 11. https://eprints.qut.edu.au/247219
Farag, J., Stephens, A. F., Juene Chong, W., Gregory, S. D. & Marasco, S. F. (2022). Intra-aortic Balloon Pump Use With Extra Corporeal Membrane Oxygenation - A Mock Circulation Loop Study. ASAIO Journal, 68(5), 669–675. https://eprints.qut.edu.au/247230
Stephens, A. F., Wickramarachchi, A., Burrell, A. J. C., Bellomo, R., Raman, J. & Gregory, S. D. (2022). Hemodynamics of small arterial return cannulae for venoarterial extracorporeal membrane oxygenation. Artificial Organs, 46(6), 1068–1076. https://eprints.qut.edu.au/247281
Duke, D. J., Clarke, A. L., Stephens, A. L., Djumas, L. & Gregory, S. D. (2022). A computational fluid dynamics assessment of 3D printed ventilator splitters and restrictors for differential multi-patient ventilation. 3D Printing in Medicine, Article 2, 8. https://eprints.qut.edu.au/254546

A complete list of publications is available at: https://www.qut.edu.au/about/our-people/academic-profiles/andrew.f.stephens

Supervision

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Dr Andrew Stephens