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公开(公告)号:US20210403845A1
公开(公告)日:2021-12-30
申请号:US17082344
申请日:2020-10-28
Inventor: Hyunjoo Lee , Chaeyun Shim , Yehhyun Jo , Kiup Kim , Joo-hyeon Lee , Eunyoung Jang
Abstract: An apparatus for measuring an electrophysiological signal of a three-dimensional (3D) cell and a method of fabricating the apparatus. The apparatus includes a flexible substrate including a plurality of protrusions, and a conductor formed on the plurality of protrusions, and regions other than the plurality of protrusions are partially removed from the flexible substrate.