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Because of the eye vial designed to be pointed head in the market,so it lead to two consequences.first is "Using eye drops can not be too close to the eyes, because human will fear by the pointed head",second is:the hand ,pick eye drops, is suspended, has no support point.Both of them will lead to inaccurate when we use eye drops.thus,when we use the eye drops,open the cover , the top of the circle of soft material can be seen, while the eye vial is designed to meet the shape of the eye,so we can attach to the eyelids directly, in addition,hiding the pointed head will not hurt the eyes.this way, we can be up close and safe to use eye drops.
Chang Gung University
Chi Shiun, Wu