PROBLEM TO BE SOLVED: To provide a static electricity discharge path structure which includes a non-conductive exterior case and realizes electrostatic countermeasures with a simple structure, and to provide a pulse monitor.SOLUTION: A static electricity discharge path structure includes: a circuit case 36 formed by a non-conductive material a circuit board 28 stored in the circuit case 36 a circuit pressing plate 38 which is provided at the circuit case 36 and is electrically connected with the circuit board 28 and a metal plate 42 which is provided at the circuit case 36 and is grounded on the circuit pressing plate 38 forming a discharge gap 40 therebetween.COPYRIGHT: (C)2014,JPO&INPIT【課題】非導電性の外装ケースを備え、簡略な構成で静電気対策を実現できる静電気の放電路構造及び脈拍計を提供する。【解決手段】静電気の放電路の構造は、非導電性材料により形成される回路ケース36と、回路ケース36に収納される回路基板28と、回路ケース36に設けられ、回路基板28と電気的に接続される回路押さえ板38と、回路ケース36に設けられ、回路押さえ板38と放電ギャップ40を隔てて接地される金属板42と、を含む。【選択図】図5