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公开(公告)号：US11992563B2
公开(公告)日：2024-05-28
申请号：US18341748
申请日：2023-06-26
发明人： Zhang Hu , Lefan Li , Yu Cheng , Mingneng Liao
CPC分类号： A61L15/28 , A61L15/18 , A61L2300/418 , A61L2400/04
摘要： A composite material for rapid blood clotting and its preparation method are provided. The composite material includes the following raw materials in parts by weight: 8˜20 parts of chitosan, 7˜14 parts of salicylaldehyde, 8˜16 parts of 2-aminoisonicotinic acid, 1.5˜3.5 parts of ferrous sulfate, 3˜5 parts of dopa, and 10˜15 parts of disodium hydrogen phosphate. The composite material for rapid blood clotting has good stability, high biological safety, significant effects on blood clotting, simple process, and easy industrial production.
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公开(公告)号：US20230338607A1
公开(公告)日：2023-10-26
申请号：US18341748
申请日：2023-06-26
发明人： Zhang Hu , Lefan Li , Yu Cheng , Mingneng Liao
CPC分类号： A61L15/28 , A61L15/18 , A61L2400/04 , A61L2300/418
摘要： A composite material for rapid blood clotting and its preparation method are provided. The composite material includes the following raw materials in parts by weight: 8˜20 parts of chitosan, 7˜14 parts of salicylaldehyde, 8˜16 parts of 2-aminoisonicotinic acid, 1.5˜3.5 parts of ferrous sulfate, 3˜5 parts of dopa, and 10˜15 parts of disodium hydrogen phosphate. The composite material for rapid blood clotting has good stability, high biological safety, significant effects on blood clotting, simple process, and easy industrial production.
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公开(公告)号：US20240277894A1
公开(公告)日：2024-08-22
申请号：US18648498
申请日：2024-04-29
发明人： Zhang Hu , Lefan Li , Mingneng Liao
CPC分类号： A61L26/0095 , A61L26/0004 , A61L26/0023 , A61L26/0052 , A61L26/0066 , A61L26/008 , C08L5/08 , A61L2300/106 , A61L2300/406
摘要： A composite antibacterial hydrogel dressing, a preparation method and an application method thereof are provided, which relate to the field of biomedical technologies. The composite antibacterial hydrogel dressing is made from the following raw materials in parts by weight: 8 to 22 parts of chitosan, 12 to 36 parts of carrageenan, 9 to 25 parts of 2-aminoisonicotinic acid, 3 to 8 parts of lactic acid, 4 to 10 parts of iodine and 6 to 15 parts of potassium iodide. The composite antibacterial hydrogel dressing has a good flexibility, a strong antibacterial effect, a long antibacterial time, no skin irritation, good application prospect in the field of medical wound repair, simple preparation process and easy industrial production.
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