PROBLEM TO BE SOLVED: To provide a substance component detection device capable of easily detecting a component in skin gas with a simple configuration.SOLUTION: A substance component detection device comprises: a concave groove 21 in which an opening 21B is closed by a measurement-target skin such that a closed space is formed a sensor substrate 22 that is provided in the concave groove 21 and includes a projection group having a plurality of projections a light source 23 that emits light toward the projection group and a light-receiving section 24 which detects Raman scattering light generated by the projection group.COPYRIGHT: (C)2013,JPO&INPIT【課題】簡単な構成で、容易に皮膚ガス中の成分を検出可能な物質成分検出装置を提供する。【解決手段】物質成分検出装置は、開口部21Bが測定対象の皮膚により閉塞されることで閉空間を構成する凹溝21と、凹溝21の内部に設けられ、複数の突起を有する突起群を備えたセンサー基板22と、突起群に向かって光を射出する光源部23と、突起群で発生したラマン散乱光を検出する受光部24と、を備えた。【選択図】図2
