[CThP17F] Biomedical Sensors and Systems II

[CThP17F-03] Estimation of Finger Force by Nail Color Change and Measurement of Capillary Refilling by Finger Pressure

Takumi Nagasawa¹, Raquel Pantojo de Souza², *Kazuki Iwata¹, Keiko Ogawa-Ochiai³, Norimichi Tsumura¹, George Cunha Cardoso² (1. Chiba Univ. (Japan), 2. Univ. of São Paulo (Brazil), 3. Hiroshima Univ. Hospital (Japan))

[Presentation Style] Onsite

We propose a method for measuring capillary refill time based on skin color changes after releasing finger pressure on the forearm using an RGB camera. We also estimate the finger force from the fingernail color.