PROBLEM TO BE SOLVED: To provide a medical tray which is easy to manufacture and handle, can keep costs low, and makes it hard to become moldy.SOLUTION: In a medical tray 200 of a nearly box shape where side walls 40 stand from peripheral ends of a nearly rectangular bottom part 30, an upper part opens, which houses a medical container and a deoxidizer inside, and is wrapped up in a flexible bag, a plurality of projection parts 41, and a plurality of recessed parts 42 are provided for upper parts of the side walls 40 by turns and made into comb-like shapes, a plurality of vertical grooves 31 parallel to one another and a plurality of lateral grooves 32 which are vertical to the vertical grooves 31 and are parallel to one another are formed on inner surfaces of the bottom part 30, a plurality of upper and lower grooves 43 which extend in a vertical direction and are parallel to one another are formed on the inner surfaces of the side walls 40, and the vertical grooves 31 are communicated with the upper and lower groove 43.COPYRIGHT: (C)2015,JPO&INPIT【課題】製造及び取扱いが容易でコストも抑制可能で、カビを発生させ難くした医療用トレイを提供する。【解決手段】略矩形状の底部30の周端から側壁40が立設し上方が開口した略箱状であって、医療容器及び脱酸素剤を内部に収容するとともに可撓性を有する袋の中に入れて包装される医療用トレイ200において、側壁40の上部に凸部41及び凹部42を交互にそれぞれ複数設けて櫛歯状にし、さらに底部30の内面に互いに平行な複数の縦溝31と縦溝31に垂直で互いに平行な複数の横溝32を形成するとともに、側壁40の内面に上下方向に延び互いに平行な複数の上下溝43を形成し、縦溝31を上下溝43と連通させた。【選択図】図4