Patent ID: 8565852

Claim:
An auricle-installed device comprising: a support body for supporting a reference electrode and a detection electrode, the support body comprising: a main section formed to fit a base of an auricle and provided with the reference electrode on one end of said main section; and a flexible wire-shaped member for connecting said main section to said detection electrode; and wherein the detection electrode has a structure that can be held in a hollow between the crus of helix of said auricle and the superior crux of antihelix of said auricle, and the reference electrode has a structure including: a substantially circular electrode plate configured to contact an ear lobe, a clip configured to connect the electrode plate to the one end of the support body, and a link section configured to enable the electrode plate to pivot about an end of the clip such that a user can secure the reference electrode to the ear lobe by pivoting the electrode plate about the link section toward the one end of the support body.