A kind of pastry bag bactericidal unit, it includes have a cabinet with open end and accommodating space, pivot joint is provided with door body at the open end of the cabinet, bactericidal lamp and a plurality of fixed links are provided in the accommodating space, a plurality of positioning parts are convexly equipped in the fixed link, the available pastry bag for crossing Hou of the positioning part, which is placed, to be used, and so recycles bactericidal lamp that the pastry bag in cabinet is irradiated ultraviolet, to reach the effect of pastry bag of Hou being used to be sterilized.一種擠花袋滅菌裝置，其包含有一具有開放端及容置空間之箱體，該箱體之開放端處樞接設置有門體，該容置空間內設置有殺菌燈以及複數個固定桿，該固定桿上凸設有複數個置放部，該置放部可供使用過後之擠花袋放置使用，然再利用殺菌燈將箱體內之擠花袋照射紫外線光，來達到可將使用過後的擠花袋進行殺菌之功效。
