PROBLEM TO BE SOLVED: To provide a pressure sensitive adhesive sheet capable of preventing a wound from occurring on the skin when peeled while maintaining adhesive power to the skin.SOLUTION: A pressure sensitive adhesive sheet 100 includes a sheet member 10 having an adhesive surface and a mesh member 20 peelably provided on the adhesive surface of the sheet member 10. The adhesive surface of the sheet member 10 is formed to adhere to a patient's skin through the mesh 21 of the mesh member 20; the sheet member 10 has, for example, an opening 30; the mesh member 20 is attached to the sheet member 10 so as to cover the opening 30; and an article 200 can be fixed on the patient's skin using the pressure sensitive adhesive sheet 100 in a state of arranging the article 200, such as an electrode, right under the opening 30 of the sheet member 10.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2020,JPO&INPIT【課題】皮膚に対する粘着力を維持しつつ剥離時に皮膚に創傷が生じるのを防止できる粘着シートを提供する。【解決手段】粘着シート100は,粘着面を有するシート部材10と,このシート部材10の粘着面に剥離可能に設けられたメッシュ部材20を備え,シート部材10の粘着面がメッシュ部材20の網目21を通じて患者の皮膚に付着するように構成されている。シート部材10は,例えば開口30が形成されており,メッシュ部材20は,この開口30を覆うようにシート部材10に取り付けられている。電極などの物品200をシート部材10の開口30の直下に配置した状態で,粘着シート100を利用して物品200を患者の皮膚上に固定することができる。【選択図】図1