Problem to be solved: to provide a mounting apparatus capable of raising the water removal efficiency.Mounting equipment according to the present disclosureA mounting body having a mounting surface mounted on a biological surfaceHaving a needle portion that can be inserted into the biological surfaceMovable member movable movably relative to the mounting bodyEquipped withThe mounting body isThe mounting surface is composed ofA porous member having at least one through hole penetrating in the longitudinal direction of the needle portion is providedThe movable member isThe insertion position of the needle portion penetrating through the through hole of the porous member and projecting from the mounting surfaceThe position where the needle portion does not protrude from the mounting surface without penetrating the through hole of the porous memberThe movable body is movable relative to the mounting body.Diagram【課題】除水効率を高めることができる装着器具を提供する。【解決手段】本開示に係る装着器具は、生体表面に装着される装着面を備える装着本体と、前記生体表面に挿入可能な針部を備え、前記装着本体に対して移動可能に保持されている可動部材と、を備え、前記装着本体は、前記装着面を構成し、前記針部の長手方向に貫通する少なくとも1つの貫通孔が形成されている多孔質部材を備え、前記可動部材は、前記針部が前記多孔質部材の前記貫通孔を貫通して前記装着面から突出する挿入位置と、前記針部が前記多孔質部材の前記貫通孔を貫通せずに前記装着面から突出しない抜去位置、との間を前記装着本体に対して移動可能である。【選択図】図4