| 摘要 |
A method for micro-incision cataract surgery, wherein a solution containing hyaluronic acid having a weight average molecular weight of from 600,000 to 1,200,000 or a salt thereof is injected into the anterior chamber, and flow rate of a perfusion liquid in the anterior chamber is set to about be 35 to 40 mL/min or less, a method for evaluating retentivity of a viscoelastic material, which uses a device consisting of a micro-flare ultrasonic chip arranged in water, a sleeve which covers said chip and a hollow cylinder into which said chip is inserted, and a composition for evaluation of retentivity of a viscoelastic material, which comprises at least said viscoelastic material and a fluorescent granule, are provided.
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