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The ornamental design for an eyelid opener, as shown and described.
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The present disclosure relates to an eyelid opener used for mechanically (forcibly) opening upper and lower eyelids in situations such as ophthalmic surgery or administration of a drug into an eye. In use, a medical doctor or the like turns a screw in a state where eyelid pressing parts are engaged with the upper and lower eyelids to adjust a distance between the eyelid pressing parts as shown in Figures
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