Fluid, semi-fluid, suspension, there is provided a sealed discharge instrument of droplets of ophthalmic preparations such as emulsion or oily solution, a discharge for accessories (7), the discharge for accessories ( Although 7) when a load is applied to the formulation can be passed first to the discharge accessory (7) is made of elastic polymer material, such as external air even if relaxation not move in the opposite direction provided with the discharge accessory having a valve membrane (5) (7), said first valve membrane (5) The apparatus characterized in that it is coated with a layer consisting of parylene. .BACKGROUND流動体、半流動体、懸濁液、乳濁液又は油性溶液等の眼科用製剤の液滴の封入吐出器具であって、吐出用付属品(7)であって、前記吐出用付属品(7)に負荷が加えられると製剤を通過させることができるが、前記吐出用付属品(7)が弛緩しても外部の空気が逆方向に動かないような高分子弾性体材料からなる第一弁膜(5)を有する前記吐出用付属品(7)を備え、前記第一弁膜(5)はパリレンからなる層で被覆されていることを特徴とする器具。【選択図】なし
