As for this invention, being the living body compatible electrode which is formed from integrated circuit, as for the electrode, it includes the semiconductor substrate, and, electrode formation is something regarding the living body compatible electrode which at least partly includes porous valve metallic oxide.< Choice figure > Drawing 1本発明は,集積回路から形成される生体適合電極であって,電極は,半導体基板を含み,及び,電極層は少なくとも部分的に多孔質バルブ金属酸化物を含む生体適合電極に関するものである。【選択図】 図1