Featured Publications
Amplitude and phase measurements from harmonic analysis may lead to new physiologic insights: lower body negative pressure photoplethysmographic waveforms as an example
Alian A, Shelley K, Wu HT. Amplitude and phase measurements from harmonic analysis may lead to new physiologic insights: lower body negative pressure photoplethysmographic waveforms as an example. Journal Of Clinical Monitoring And Computing 2022, 37: 127-137. PMID: 35896756, DOI: 10.1007/s10877-022-00866-6.Peer-Reviewed Original Research
2023
Using the ear photoplethysmographic waveform as an early indicator of central hypovolemia in healthy volunteers utilizing LBNP induced hypovolemia model
Eid A, Elgamal M, Gonzalez-Fiol A, Shelley K, Wu H, Alian A. Using the ear photoplethysmographic waveform as an early indicator of central hypovolemia in healthy volunteers utilizing LBNP induced hypovolemia model. Physiological Measurement 2023, 44: 055008. PMID: 37116503, DOI: 10.1088/1361-6579/acd165.Peer-Reviewed Original ResearchMeSH KeywordsBlood PressureHealthy VolunteersHemodynamicsHumansHypovolemiaLower Body Negative PressureOximetryConceptsLower body negative pressureCentral hypovolemiaHealthy volunteersNon-invasive cardiac output monitorProgressive lower body negative pressureNoninvasive blood pressure monitorBody negative pressureCardiac output monitorBlood pressure monitorPhotoplethysmographic waveformPulse oximetry probeHypoperfusion symptomsSymptomatic subjectsHemodynamic indicesLBNP stageStroke volumeEarly predictorLT groupHypovolemiaEarly stagesPressure monitorWaveform indicesEarly indicatorWaveform morphologySymptoms
2014
Photoplethysmography
Alian AA, Shelley KH. Photoplethysmography. Best Practice & Research Clinical Anaesthesiology 2014, 28: 395-406. PMID: 25480769, DOI: 10.1016/j.bpa.2014.08.006.Peer-Reviewed Original Research