| 摘要 |
A ring for vitreous surgery, adapted to support a contact lens for the vitreous surgery on a patient's eye, the ring comprises: a ring body; a flange having a contact surface of a curved shape to be fitted with a curved shape of a sclera of the eye, the flange being provided on an outer edge of the ring body; a hole provided in the flange, in which an intraocular insertion surgical instrument is insertable; and a projection provided in the vicinity of the hole on the contact surface of the flange, the projection being able to bite into a conjunctiva of the eye.
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