A Survey of Remote Optical Photoplethysmographic Imaging Methods

McDuff, Daniel Jonathan ;   Estepp, Justin Ronald ;   Piasecki, Alyssa ;   Blackford, Ethan

Tags Optical and photonic sensors and systemsPhysiological monitoringWireless sensors and systems

In recent years researchers have presented a number of new methods for recovering physiological parameters using just low-cost digital...

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Development of a Photon-Cell Interactive Monte Carlo Simulation for Non-Invasive Measurement of Blood Glucose Level by Raman Spectroscopy

Sakota, Daisuke ;   Kosaka, Ryo ;   Nishida, Masahiro ;   Maruyama, Osamu

Tags Optical and photonic sensors and systemsPhysiological monitoringBiological sensors and systems

Turbidity variation is one of the major limitations in Raman spectroscopy for quantifying blood components, such as glucose, non-invasively. To...

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Discrete Wavelength Selection for the Optical Readout of a Metamaterial Biosensing System for Glucose Concentration Estimation via a Support Vector Regression Model

Teutsch, Tanja ;   Mesch, Martin ;   Giessen, Harald ;   Tarín, Cristina

Tags Physiological monitoringOptical and photonic sensors and systems

In this contribution, a method to select discrete wavelengths that allow an accurate estimation of the glucose concentration in a biosensing...

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Investigation of Photoplethysmography, Laser Doppler Flowmetry and Near Infrared Spectroscopy during Induced Thermal Stress

Budidha, Karthik ;   Ysehak Abay, Tomas ;   Kyriacou, Panayiotis

Tags Physiological monitoringNew sensing techniques

Continuous assessment of blood flow, blood volume, and blood and tissue oxygenation are of vital importance in critically ill patients....

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Peripheral Venous Blood Oxygen Saturation can be Non-Invasively Estimated using Photoplethysmography

Khan, Musabbir ;   Pretty, Christopher G. ;   Amies, Alexander C. ;   Elliott, Rodney B. ;   Suhaimi, Fatanah ;   Shaw, Geoffrey M ;   Chase, J. Geoffrey

Tags Optical and photonic sensors and systemsPhysiological monitoringWearable systems

Measurement of peripheral venous oxygen saturation (SvO2) is currently performed using invasive catheters or direct blood draw. The purpose...

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Surface Plasmon Resonance Biosensor as a Tool for the Measurement of Complex Refractive Indices

Filion-Côté, Sandrine ;   Tabrizian, Maryam ;   Kirk, Andrew G.

Tags Optical and photonic sensors and systemsBiological sensors and systemsChemo/bio-sensing techniques

Optical characterisation of liquids through the measurement of their complex refractive index is critical in environmental monitoring, food...

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