PROBLEM TO BE SOLVED: To provide a disinfection apparatus having improved usability, capable of easy carrying-in of disinfected instruments after disinfection work of fingers and instruments.SOLUTION: A work device 1000 includes a workbench 200 having an enclosure for operation with use of instruments and a disinfection apparatus 1 disposed on the workbench for disinfection of the fingers of an operator and the instruments. The disinfection apparatus 1 includes a body part 2, a disinfectant preparation part for preparing a disinfectant F, injection parts 21, 22, and 171 to 175 which are disposed in the body part 2 for injecting the disinfectant F from the disinfectant preparation part to the fingers and the instruments. An opening 600 is disposed between the workbench 200 and the body part 2, including an opening/closing member 600 for opening/closing openings 400 and 500.COPYRIGHT: (C)2014,JPO&INPIT【課題】手指や器具類の消毒作業の後に消毒した器具類を容易に搬入することができ、使用勝手を向上することができる消毒装置を提供する。【解決手段】作業装置1000は、器具類を用いて作業を行うための囲い付きの作業台200と、作業台に配置され作業者の手指と器具類を消毒するための消毒装置1とを有し、消毒装置は1、本体部2と、消毒剤Fを作製する消毒剤作製部と、本体部2内に配置されて手指と器具類に消毒剤作製部からの消毒剤Fを噴射するための噴射部21,22,171~175とを有し、作業台200と本体部2との間には、開口部600が設けられ、開口部400,500を開閉するための開閉部材600を有する。【選択図】図2