Takehiro Yamakoshi
Sapporo, 0050006, Japan
Last Updated: 09/26/2026
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Found 24 publications
Smartphone-based Assessment of Vasomotor Function via Fingertip Arteriolar Elasticity Using the Volume-Oscillometric Method with Green Light Photoplethysmography.
Journal: Annals of biomedical engineering
Published: September 23, 2025
Arteriolar Elasticity Measurement in the Fingertip Based on Photoplethysmographic Volume-Oscillometry: A New Approach to the Assessment of Vasomotor Functions in the Microvasculature.
Journal: Cardiovascular engineering and technology
Published: September 02, 2024
A new noninvasive technique for heat-flux-based deep body thermometry together with possible estimation of thermal resistance of the skin tissue.
Journal: Medical & biological engineering & computing
Published: July 24, 2023
Peripheral arterial elasticity changes derived by volume-oscillometry in reaction to hyperemia as a possible assessment of flow-mediated vasodilatation.
Journal: Scientific reports
Published: May 31, 2022
Volume elastic modulus with exponential function of transmural pressure as a valid stiffness measure derived by photoplethysmographic volume-oscillometry in human finger and radial arteries: potential for arteriosclerosis screening.
Journal: Medical & biological engineering & computing
Published: January 01, 2021
Cuffless blood pressure estimation using only a smartphone.
Journal: Scientific reports
Published: December 18, 2017
Side-scattered finger-photoplethysmography: experimental investigations toward practical noninvasive measurement of blood glucose.
Journal: Journal of biomedical optics
Published: February 19, 2017
Advanced Volume-Compensation Method for Indirect Finger Arterial Pressure Determination: Comparison with Brachial Sphygmomanometry.
Journal: IEEE transactions on bio-medical engineering
Published: July 19, 2016
Measurement of electrocardiograms in a bath through tap water utilizing capacitive coupling electrodes placed outside the bathtub wall.
Journal: Biomedical engineering online
Published: June 28, 2016
Integrating Sphere Finger-Photoplethysmography: Preliminary Investigation towards Practical Non-Invasive Measurement of Blood Constituents.
Journal: PloS one
Published: June 10, 2015
iPhysioMeter: a smartphone photoplethysmograph for measuring various physiological indices.
Journal: Methods in molecular biology (Clifton, N.J.)
Published: January 29, 2015
Last Updated: 09/26/2026