公开(公告)号：US20210038077A1

公开(公告)日：2021-02-11

申请号：US16964029

申请日：2019-01-25

Applicant: OSAKA UNIVERSITY

Inventor： Kohji NISHIDA ,  Kazuichi MARUYAMA ,  Noriyasu HASHIDA ,  Reiko KOBAYASHI

IPC: A61B3/14 ,  A61B3/10 ,  A61B5/16

Abstract: A method for detecting a stressed state, including a step of detecting a stressed state of a subject based on a tomographic image of a choroid of the subject, and a stress detection apparatus including: an image acquisition unit that acquires a tomographic image of a choroid of a subject; a calculation unit that calculates a choroidal thickness or a volume of the choroid based on the tomographic image; and a detection unit that detects a stressed state of the subject based on the choroidal thickness or the volume of the choroid.