Publications

Development of a Screening Tool for Sleep Disordered Breathing in Children Using the Phone Oximeter™ A Garde, P Dehkordi, W Karlen, D Wensley, JM Ansermino, GA Dumont. PLOS ONE (November 17, 2014) 


Estimating Respiratory and Heart Rates from the Correntropy Spectral Density of the Photoplethysmogram A Garde, W Karlen, JM Ansermino, GA Dumont. PLOS ONE (January 22, 2014)


Comparison of Motion Artifact Response in Three Mobile Pulse Oximeters CL Petersen, H Gan, M Gorges, JM Ansermino, GA Dumont. Society of Technology in Anesthesia (2014)


Design and Evaluation of a Low-Cost Smartphone Pulse Oximeter CL Petersen, TP Chen, JM Ansermino, GA Dumont. Sensors (December 2013)


Multiparameter Respiratory Rate Estimation from the Photoplethysmogram  W Karlen, S Raman, JM Ansermino, GA Dumont. IEEE Transactions on Biomedical Engineering (July 2013) 


Systematic Evaluation of Mobile Phone Pulse Oximetry Performance CL Petersen, H Gan, M Gorges, GA Dumont, JM Ansermino. Anesthesiology (2013)


Ultra-low-cost clinical pulse oximetry CL Petersen, H Gan, MJ MacInnis, GA Dumont, JM Ansermino. Proc. of Annual International Conference of the IEEE Engineering in Medicine and Biology Society (2013)


Adaptive Pulse Segmentation and Artifact Detection in Photoplethysmography for Mobile Applications Walter Karlen, J Mark Ansermino, Guy A Dumont. Annual International Conference of the IEEE Engineering in Medicine and Biology Society (2012)


Pulse Oximeter Plethysmograph Variation and Its Relationship to the Arterial Waveform in Mechanically Ventilated Children JR Chandler, E Cooke, CL Petersen, W Karlen, N Froese, J Lim, Ansermino JM. Journal of Clinical Monitoring and Computing (June 2012)


Photoplethysmogram Signal Quality Estimation Using Repeated Gaussian Filters and Cross-correlation Walter Karlen, Koji Kobayashi, J Mark Ansermino, Guy A Dumont. Physiological Measurement (2012)


The Phone Oximeter for Mobile Spot-Check Dustin Dunsmuir, Chris Petersen, Walter Karlen, Joanne Lim, Guy A. Dumont, J. Mark Ansermino. Proceedings of the 2012 Society for Technology in Anesthesia Annual Meeting (2012)

Usability testing of a prototype Phone Oximeter with healthcare providers in high- and low-medical resource environments J Hudson, SM Nguku, J Sleiman, W Karlen, GA Dumont, CL Petersen, CB Warriner, JM Ansermino. Anesthesia (2012)


Photoplethysmogram Processing Using An Adaptive Single Frequency Phase Vocoder Algorithm Walter Karlen, Chris Petersen, Jennifer Gow, J. Mark Ansermino, Guy Dumont. Communications in Computer and Information Science (2011)


Human-centered Phone Oximeter Interface Design for the Operating Room  Walter Karlen, Guy Dumont, Chris Petersen, Jennifer Gow, Joanne Lim, Jules Sleiman, J Mark Ansermino. HEALTHINF 2011 Proceedings of the International Conference on Health Informatics (2011)


Capillary Refill Time: Is it still a useful clinical sign?  Amelia Pickard, Walter Karlen, J Mark Ansermino Anesthesia and Analgesia (2011)


Automated Validation of Capillary Refill Time Measurements Using Photoplethysmogram from a Portable Device for Effective Triage in Children W Karlen, A Pickard, J Daniels, A Kwizera, C Ibingira, JM Ansermino, GA Dumont. IEEE Global Humanitarian Technology Conference (2011)


Respiratory Rate Estimation Using Respiratory Sinus Arrhythmia from Photoplethysmography Walter Karlen, Christopher J Brouse, Erin Cooke, J Mark Ansermino, Guy A Dumont. Annual International Conference of the IEEE Engineering in Medicine and Biology Society (2011)


An Adaptive Single Frequency Phase Vocoder For Low-power Heart Rate Detection  Walter Karlen, Chris Petersen, Jennifer Gow, J. Mark Ansermino, Guy A. Dumont. BIODEVICES 2011 Proceedings of the International Conference on Biomedical Electronics and Devices (January 2011)


Capillary Refill Time Assessment Using a Mobile Phone Application (iRefill) W Karlen, C Petersen, A Pickard, GA Dumont, JM Ansermino. Proceedings of the 2010 Annual Meeting of the American Society Anesthesiologists (2010)