NON-CONTACT MYOELECTRIC POTENTIAL SENSOR

PROBLEM TO BE SOLVED: To provide a non-contact myoelectric potential sensor capable of improving detection accuracy of a non-contact myoelectric potential sensor for detecting a myoelectric potential signal in a non-invasive manner.SOLUTION: A non-contact myoelectric potential sensor disposed separated from a skin surface of a human body for detecting a myoelectric potential signal in a non-invasive manner includes: a substrate having a first surface and a second surface forming front and back surfaces; at least three or more detection electrodes formed on the first surface; a plurality of frame-like shield electrodes formed on the first surface encircling the periphery of the respective detection electrodes; a plurality of planar shield electrodes formed between the respective detection electrodes and the substrate; and a plurality of insulation films formed between the respective detection electrodes and the respective planar shield electrodes.SELECTED DRAWING: Figure 3 【課題】非侵襲的に筋電位信号を検出する非接触式筋電位センサの検出精度を向上可能な非接触式筋電位センサを提供する。【解決手段】人体の皮膚の表面から離間して配置されて非侵襲的に筋電位信号を検出する非接触式筋電位センサは、表裏をなす第１の面及び第２の面を有する基板と、第１の面に形成された少なくとも３つ以上の複数の検出電極と、それぞれの検出電極の周囲を囲んで第１の面に形成された複数の枠状シールド電極と、それぞれの検出電極と基板との間に形成された複数の面状シールド電極と、それぞれの検出電極とそれぞれの面状シールド電極との間に形成された複数の絶縁膜と、を備える。【選択図】図３