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May, J.M., Phillips, J. P., Fitchat, T. , Ramaswamy, S., Snidvongs, S. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2019). A Novel Photoplethysmography Sensor for Vital Signs Monitoring from the Human Trachea. Biosensors, 9(4), article number 119. doi: 10.3390/bios9040119

Chatterjee, S., Abay, T. Y., Phillips, J. P. ORCID: 0000-0003-3486-3704 & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2018). Investigating optical path and differential pathlength factor in reflectance photoplethysmography for the assessment of perfusion. Journal of Biomedical Optics, 23(07), article number 075005. doi: 10.1117/1.jbo.23.7.075005

Chatterjee, S., Phillips, J. P. & Kyriacou, P. A. (2017). Investigating optical path in reflectance pulse oximetry using a multilayer monte carlo model. SPIE Proceedings, 10411, doi: 10.1117/12.2281612

Davenport, J. J., Hickey, M., Phillips, J. P. & Kyriacou, P. A.view all authors (2017). Dual pO₂/pCO₂ fibre optic sensing film. The Analyst, 142(10), pp. 1711-1719. doi: 10.1039/c7an00173h

Chatterjee, S., Phillips, J. P. ORCID: 0000-0003-3486-3704 & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2016). Monte Carlo investigation of the effect of blood volume and oxygen saturation on optical path in reflectance pulse oximetry. Biomedical Physics and Engineering Express, 2(6), article number 065018. doi: 10.1088/2057-1976/2/6/065018

Belhaj, A., Phillips, J. P., Kyriacou, P. A. & Langford, R. M.view all authors (2016). Comparison of non-invasive peripheral venous saturations with venous blood co-oximetry. Journal of Clinical Monitoring and Computing, 31(6), pp. 1213-1220. doi: 10.1007/s10877-016-9959-9

Hickey, M., Phillips, J. P. & Kyriacou, P. A. (2016). Investigation of peripheral photoplethysmographic morphology changes induced during a hand-elevation study. Journal of Clinical Monitoring and Computing, 30(5), pp. 727-736. doi: 10.1007/s10877-015-9761-0

Davenport, J. J., Hickey, M., Phillips, J. P. & Kyriacou, P. A.view all authors (2016). Fiber-optic fluorescence-quenching oxygen partial pressure sensor using platinum octaethylporphyrin. Applied Optics, 55(21), pp. 5603-5609. doi: 10.1364/ao.55.005603

Davenport, J. J., Hickey, M., Phillips, J. P. & Kyriacou, P. A.view all authors (2016). Method for producing angled optical fiber tips in the laboratory. Optical Engineering, 55(2), article number 026120. doi: 10.1117/1.oe.55.2.026120

Chatterjee, S., Phillips, J. P. & Kyriacou, P. A. (2015). Differential pathlength factor estimation for brain-like tissue from a single-layer Monte Carlo model. 37th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), 2015, pp. 3279-3282. doi: 10.1109/EMBC.2015.7319092

McGuinness-Abdollahi, Z., Thaha, M. A., Ramsanahie, A. , Ahmed, S., Kyriacou, P. A. & Phillips, J. P.view all authors (2015). Intraoperative monitoring of intestinal viability: Evaluation of a new combined sensor. Engineering in Medicine and Biology Society (EMBC), 2015 37th Annual International Conference of the IEEE, 2015, pp. 5126-5129. doi: 10.1109/EMBC.2015.7319545

Davenport, J. J., Hickey, M., Phillips, J. P. & Kyriacou, P. A.view all authors (2015). A fiberoptic sensor for tissue carbon dioxide monitoring. 37th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), 2015, pp. 7942-7945. doi: 10.1109/EMBC.2015.7320234

Abdollahi, Z., Thaha, M. A., Ramsanahie, A. , Ahmed, S., Kyriacou, P. A. & Phillips, J. P.view all authors (2015). Performance of a novel optical sensor for intraoperative assessment of intestinal viability - 'proof of principle' study. GUT, 64, A47-A48. doi: 10.1136/gutjnl-2015-309861.95

Hemon, M. C. & Phillips, J. P. (2015). Comparison of foot finding methods for deriving instantaneous pulse rates from photoplethysmographic signals. Journal of Clinical Monitoring and Computing, 30(2), pp. 157-168. doi: 10.1007/s10877-015-9695-6

Abdollahi, Z., Kyriacou, P. A. & Phillips, J. P. (2015). Evaluation of optical interference in a combined measurement system used for assessment of tissue blood flow. SPIE Proceedings, 9315(93150R), doi: 10.1117/12.2079760

Hickey, M., Phillips, J. P. & Kyriacou, P. A. (2015). Venous pooling and drainage affects photoplethysmographic signals at different vertical hand positions. Optical Diagnostics and Sensing XV: Toward Point-of-Care Diagnostics, 9332, article number 93320I. doi: 10.1117/12.2076732

Phillips, J. P., Cibert-Goton, V., Langford, R. M. & Shortland, P. J.view all authors (2013). Perfusion assessment in rat spinal cord tissue using photoplethysmography and laser Doppler flux measurements. Journal of Biomedical Optics, 18(3), article number 037005. doi: 10.1117/1.jbo.18.3.037005

Phillips, J. P., Belhaj, A., Langford, R. M. & Kyriacou, P. A.view all authors (2013). Effect of respiratory-induced intensity variations on finger SpO(2) measurements in volunteers. 2013 35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), pp. 3937-3940. doi: 10.1109/EMBC.2013.6610406

Abdollahi, Z., Phillips, J. P. & Kyriacou, P. A. (2013). Evaluation of a combined reflectance photoplethysmography and laser Doppler flowmetry surface probe. 35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), pp. 1728-1731. doi: 10.1109/EMBC.2013.6609853

Kyriacou, P. A., Hickey, M. & Phillips, J. P. (2013). Pulse oximetry of body cavities and organs. Proceedings of 35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), pp. 2664-2667. doi: 10.1109/EMBC.2013.6610088

Belhaj, A., Phillips, J. P., Kyriacou, P. A. & Langford, R. M.view all authors (2013). Non-invasive optical estimation of local venous oxygen saturation. British Journal of Anaesthesia, 110(5), pp. 877-878. doi: 10.1093/bja/aes490

Phillips, J. P., Hickey, M. & Kyriacou, P. A. (2012). Evaluation of Electrical and Optical Plethysmography Sensors for Noninvasive Monitoring of Hemoglobin Concentration. Sensors, 12(2), pp. 1816-1826. doi: 10.3390/s120201816

Phillips, J. P., Belhaj, A., Shafqat, K. , Langford, R. M., Shelley, K. H. & Kyriacou, P. A.view all authors (2012). Modulation of finger photoplethysmographic traces during forced respiration: venous blood in motion?. 2012 Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), pp. 3644-3647. doi: 10.1109/EMBC.2012.6346756

Phillips, J. P., Langford, R. M., Chang, S. H. , Kyriacou, P. A. & Jones, D. P.view all authors (2011). Photoplethysmographic measurements from the esophagus using a new fiber-optic reflectance sensor. Journal of Biomedical Optics (JBO), 16(7), article number 077005. doi: 10.1117/1.3598858

Phillips, J. P. & Kyriacou, P. A. (2011). Photoplethysmographic sensors for perfusion measurements in spinal cord tissue. Journal of Physics: Conference Series, 307(1), article number 12016. doi: 10.1088/1742-6596/307/1/012016

Phillips, J. P., Hickey, M. & Kyriacou, P. A. (2011). Electro-optical Plethysmography for Non-invasive Estimation of Hemoglobin Concentration. 2011 Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBC, pp. 4348-4351. doi: 10.1109/IEMBS.2011.6091079

Phillips, J. P., Langford, R. M., Chang, S. H. , Maney, K., Kyriacou, P. A. & Jones, D. P.view all authors (2010). Cerebral Arterial Oxygen Saturation Measurements Using a Fiber-Optic Pulse Oximeter. Neurocritical Care, 13(2), pp. 278-285. doi: 10.1007/s12028-010-9349-y

Phillips, J. P., Kyriacou, P. A., George, K. & Langford, R. M.view all authors (2010). Optical measurement of blood flow changes in spinal cord injury. Journal of Physics: Conference Series, 238(1), article number 12060. doi: 10.1088/1742-6596/238/1/012060

Chang, S. H., Maney, K., Phillips, J. P. , Langford, R. M. & Mehta, V.view all authors (2010). A comparison of the respiratory effects of oxycodone versus morphine: a randomised, double-blind, placebo-controlled investigation. Anaesthesia, 65(10), pp. 1007-1012. doi: 10.1111/j.1365-2044.2010.06498.x

Shafique, M., Phillips, J. P. & Kyriacou, P. A. (2009). A novel non-invasive trans-reflectance photoplethysmographic probe for use in cases of low peripheral blood perfusion. Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference, doi: 10.1109/IEMBS.2009.5334165

Phillips, J. P., Langford, R. M., Chang, S. H. , Maney, K., Kyriacou, P. A. & Jones, D. P.view all authors (2009). An oesophageal pulse oximetry system utilising a fibre-optic probe. Journal of Physics: Conference Series, 178(1), article number 12021. doi: 10.1088/1742-6596/178/1/012021

Phillips, J. P., Langford, R. M., Kyriacou, P. A. & Jones, D. P.view all authors (2008). Preliminary evaluation of a new fibre-optic cerebral oximetry system. Physiological Measurement, 29(12), pp. 1383-1396. doi: 10.1088/0967-3334/29/12/003

Phillips, J. P., Kyriacou, P. A., Jones, D. P. , Shelley, K. H. & Langford, R. M.view all authors (2008). Pulse oximetry and photoplethysmographic waveform analysis of the esophagus and bowel. Current opinion in anesthesiology, 21(6), pp. 779-783. doi: 10.1097/aco.0b013e328317794d

Phillips, J. P., Jones, D. P., Kyriacou, P. A. , Chang, S. H., Maney, K. & Langford, R. M.view all authors (2007). Preliminary Evaluation of a Fiber Optic Cerebral Oximetry System in Patients Undergoing Neurosurgery. Anesthesia and Analgesia, 105(6), S113-S114. doi: 10.1213/01.ane.0000290771.60068.d5

Phillips, J. P., Kyriacou, P. A., Chang, S. H. , Maney, K., George, K. & Langford, R. M.view all authors (2007). Photoplethysmographic measurements from central nervous system tissue. Journal of Physics: Conference Series, 85(1), article number 12029. doi: 10.1088/1742-6596/85/1/012029

Phillips, J. P., Langford, R. M., Kyriacou, P. A. & Jones, D. P.view all authors (2006). Optical fibre catheter photoplethysmograph. Measurement & Control, 39(3), pp. 84-87. doi: 10.1177/002029400603900304

Conference or Workshop Item

May, J.M., Phillips, J. P. ORCID: 0000-0003-3486-3704, Snidvongs, S. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2019). The Sensing Endotracheal Tube. In: 2019 41st Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC). 2019 41st Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC, 23 - 27 July 2019, Berlin, Germany. doi: 10.1109/EMBC.2019.8856662

Kyriacou, P. A. & Phillips, J. P. (2014). Comparison of methods for determining pulse arrival time from Doppler and photoplethysmography signals. In: 36th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC). 36th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), 26-30th August 3014, Chicago. doi: 10.1109/EMBC.2014.6944453

Phillips, J. P., Belhaj, A., Langford, R. M. & Kyriacou, P. A.view all authors (2013). Effect of respiratory-induced intensity variations on finger SpO2 measurements in volunteers. Paper presented at the 35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC’13), 03-07-2013 - 07-07-2013, Osaka, Japan. doi: 10.1109/EMBC.2013.6610406

Abdollahi, Z., Phillips, J. P. & Kyriacou, P. A. (2013). Evaluation of a combined reflectance photoplethysmography and laser Doppler flowmetry surface probe. Paper presented at the Engineering in Medicine and Biology Society (EMBC), 2013 35th Annual International Conference of the IEEE, 3 July - 7 July 2013, Osaka. doi: 10.1109/EMBC.2013.6609853

Kyriacou, P. A., Hickey, M. & Phillips, J. P. (2013). Pulse oximetry of body cavities and organs. Paper presented at the 35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), 03-07-2013 - 07-07-2013, Osaka, Japan. doi: 10.1109/EMBC.2013.6610088

Phillips, J. P., Hickey, M. & Kyriacou, P. A. (2011). Electro-optical Plethysmography for Non-invasive Estimation of Hemoglobin Concentration. Paper presented at the 2011 Annual International Conference of the IEEE, Aug. 30 2011-Sept. 3 2011, Boston, MA. doi: 10.1109/IEMBS.2011.6091079

Phillips, J. P., Kyriacou, P. A. & Jones, D. P. (2010). Calculation of Photon Path Changes due to Scatter in Monte Carlo Simulations. In: Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference. 2010 Annual International Conference of the IEEE, Aug. 31 2010-Sept. 4 2010, Buenos Aires. doi: 10.1109/IEMBS.2010.5627216

Shafique, M., Phillips, J. P. & Kyriacou, P. A. (2010). Evaluation of a multimode photoplethysmographic sensor during cuff-induced hypoperfusion. In: Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference. 2010 Annual International Conference of the IEEE, Aug. 31 2010-Sept. 4 2010, Buenos Aires. doi: 10.1109/IEMBS.2010.5627730

Phillips, J. P., Langford, R. M., Chang, S. H. , Maney, K., Kyriacou, P. A. & Jones, D. P.view all authors (2009). Evaluation of a Fiber-optic Esophageal Pulse Oximeter. In: Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference. EMBC 2009. Annual International Conference of the IEEE, 3-6 Sept. 2009, Minneapolis, MN.

Phillips, J. P., George, K., Kyriacou, P. A. & Langford, R. M.view all authors (2009). Investigation of Photoplethysmographic Changes using a Static Compression Model of Spinal Cord Injury. In: Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference. EMBC 2009. Annual International Conference of the IEEE, 3-6 Sept. 2009, Minneapolis, MN. doi: 10.1109/IEMBS.2009.5334166

Phillips, J. P., Langford, R. M., Chang, S. H. , Maney, K., Kyriacou, P. A. & Jones, D. P.view all authors (2009). Measurements of Cerebral Arterial Oxygen Saturation using a Fiber-optic Pulse Oximeter. In: Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference. EMBC 2009. Annual International Conference of the IEEE, 3-6 Sept. 2009, Minneapolis, MN. doi: 10.1109/IEMBS.2009.5334604

Shafique, M., Phillips, J. P. & Kyriacou, P. A. (2009). Design and development of a new non-invasive trans-reflectance photoplethysmographic probe. Paper presented at the Annual National Conference of the Institute of Physics and Engineering in Medicine (IPEM 2009), 14-16 Sep 2009, Liverpool, UK.

Nikolic, S., Mehta, V., Ratcliffe, S. , Phillips, J. P., Kyriacou, P. A. & Langford, R. M.view all authors (2008). A prospective, randomised, double-blind, double-dummy, placebo-controlled trial to assess the respiratory effects of buprenorphine versus morphine in anaesthetised patients. Paper presented at the The 14th World Congress of Anaesthesiologists, 2-7 Mar 2008, Cape Town, South Africa.

Phillips, J. P., Kyriacou, P. A. & Langford, R. M. (2006). Calibration of an optical fibre cerebral oximeter using a Monte Carlo model. In: Proceedings of the 12th Annual Scientific Meeting of the Institute of Physics and Engineering in Medicine. 12th Annual Scientific Meeting of the Institute of Physics and Engineering in Medicine, Sept 2006, Cambrdige, UK.

Phillips, J. P., Kyriacou, P. A., George, K. , Priestley, J. V. & Langford, R. M.view all authors (2006). An optical fiber photoplethysmographic system for central nervous system tissue. In: Proceedings of the 28th Annual Conference of the IEEE Engineering in Medicine and Biology Society. 28th Annual Conference of the IEEE Engineering in Medicine and Biology Society, 31 Aug - 3 Sep 2006, New York, USA.

Phillips, J. P., Langford, R. M., Kyriacou, P. A. & Jones, D. P.view all authors (2004). Optical Fibre Catheter Photoplethysmography. Paper presented at the The X Mediterranean Conference on Medical and Biological Engineering and Computing, 31 Jul - 5 Aug 2004, Ischia, Italy.