Punctal plugs
A technology of punctal plug and tear fluid, which can be used in medical formula, ophthalmic surgery, ophthalmic treatment, etc., and can solve problems such as low efficiency, bleeding, and low concentration
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example 1
[0057] 0.35 to 0.75 mg 2 parts of silicone rubber mixture containing crosslinker and catalyst (from Wacker Silicones, Adrian, Michigan) were injection molded as figure 1 Punctal plugs are shown. The dimensions of the punctal plug are as follows: 1.85 mm overall length, 1.00 mm body length, 1.2 mm diameter or radius for the flange and arrowhead, between 5 and 15 μm off center axis, and 2 to 5 inner diameters of Approx. 0.4mm thread.
[0058] Insertion and removal forces are summarized in Table 1:
[0059] Table 1 :
[0060] cork
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