Eyesight improving and eye protecting patch
An eye patch and eyesight technology, applied in the field of medical devices, can solve problems such as user discomfort, poor improvement effect, and uneven quality, and achieve the effects of preventing falling off, protecting eyesight, and good wearing comfort
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preparation example Construction
[0047] Wherein, the preparation method of the eye protectant includes the following steps:
[0048] 1) Weigh the raw materials of the eye protectant by weight, and soak for 0.5-3 hours;
[0049] 2) Decoction for 0.5-4 hours;
[0050] 3) Filter and discard the filter residue to obtain an eye protectant.
[0051] Among them, the water-soluble high molecular polymer is one or a combination of carboxymethyl chitosan, hydroxymethyl cellulose, sodium alginate, polyvinyl alcohol, polyvinylpyrrolidone and polyethylene oxide.
[0052] The preparation method of Mingmu Eye-protecting Patch Body 2 includes the following steps:
[0053] 1) Preparation of eye protectants;
[0054] 2) Add the eye protectant and water-soluble polymer obtained in step 1) into water and stir evenly;
[0055] 3) Pour the solution obtained in step 2 into a forming mold, and then perform radiation crosslinking and sterilization to obtain a gel layer 21;
[0056] 4) Combine the backing layer 20, the gel layer 21, and the anti-ad...
Embodiment 1
[0059] The body 2 of the eye-brightening patch includes a backing layer 20, a gel layer 21, and an anti-adhesive layer 22 arranged in sequence; the preparation materials of the gel layer 21 include water-soluble polymer, eye protectant and water.
[0060] The raw materials for the preparation of the eye protectant include in parts by weight:
[0061]
[0062]
[0063] The water-soluble polymer is carboxymethyl chitosan.
[0064] The preparation method is as above.
[0065] Treatment case statistics
[0066] 1Patients and methods
[0067] There were 50 patients, 25 males and 25 females; 30 were under 40 years old and 20 were over 40. All patients were eye fatigue, including 20 cases of eye pain and discomfort, 10 cases of eyebrow soreness, and 5 cases of dizziness. There were 5 cases of tearing, 5 cases of difficulty in opening eyes, and 5 cases of dryness.
[0068] treatment method
[0069] Using the eyesight-improving eye-protecting patch of the present invention (prepared according to E...
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