RU2017128652A - Гемостатические порошки окисленной регенерированной целлюлозы и способы их получения - Google Patents
Гемостатические порошки окисленной регенерированной целлюлозы и способы их получения Download PDFInfo
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- RU2017128652A RU2017128652A RU2017128652A RU2017128652A RU2017128652A RU 2017128652 A RU2017128652 A RU 2017128652A RU 2017128652 A RU2017128652 A RU 2017128652A RU 2017128652 A RU2017128652 A RU 2017128652A RU 2017128652 A RU2017128652 A RU 2017128652A
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- hemostatic
- orc
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- additive
- paste
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- 230000002439 hemostatic effect Effects 0.000 title claims 10
- 238000000034 method Methods 0.000 title claims 6
- 239000000843 powder Substances 0.000 title claims 6
- 239000004627 regenerated cellulose Substances 0.000 title claims 2
- 239000000463 material Substances 0.000 claims 12
- 239000000654 additive Substances 0.000 claims 4
- 230000000996 additive effect Effects 0.000 claims 4
- 229920002134 Carboxymethyl cellulose Polymers 0.000 claims 2
- 102000008186 Collagen Human genes 0.000 claims 2
- 108010035532 Collagen Proteins 0.000 claims 2
- 108010010803 Gelatin Proteins 0.000 claims 2
- 239000012190 activator Substances 0.000 claims 2
- 229960005475 antiinfective agent Drugs 0.000 claims 2
- 239000004599 antimicrobial Substances 0.000 claims 2
- 159000000007 calcium salts Chemical class 0.000 claims 2
- 229920001436 collagen Polymers 0.000 claims 2
- 229920000159 gelatin Polymers 0.000 claims 2
- 239000008273 gelatin Substances 0.000 claims 2
- 235000019322 gelatine Nutrition 0.000 claims 2
- 235000011852 gelatine desserts Nutrition 0.000 claims 2
- 239000002245 particle Substances 0.000 claims 2
- 239000002504 physiological saline solution Substances 0.000 claims 2
- 238000003825 pressing Methods 0.000 claims 2
- 239000001768 carboxy methyl cellulose Substances 0.000 claims 1
- 235000010948 carboxy methyl cellulose Nutrition 0.000 claims 1
- 239000008112 carboxymethyl-cellulose Substances 0.000 claims 1
- 238000005056 compaction Methods 0.000 claims 1
- 239000004744 fabric Substances 0.000 claims 1
- 230000023597 hemostasis Effects 0.000 claims 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L26/00—Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form
- A61L26/0061—Use of materials characterised by their function or physical properties
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/70—Carbohydrates; Sugars; Derivatives thereof
- A61K31/715—Polysaccharides, i.e. having more than five saccharide radicals attached to each other by glycosidic linkages; Derivatives thereof, e.g. ethers, esters
- A61K31/716—Glucans
- A61K31/717—Celluloses
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J3/00—Devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms
- A61J3/02—Devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms into the form of powders
-
- A—HUMAN NECESSITIES
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- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/0012—Galenical forms characterised by the site of application
- A61K9/0014—Skin, i.e. galenical aspects of topical compositions
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/06—Ointments; Bases therefor; Other semi-solid forms, e.g. creams, sticks, gels
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
- A61K9/141—Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers
- A61K9/145—Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers with organic compounds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L26/00—Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form
- A61L26/0009—Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form containing macromolecular materials
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L26/00—Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form
- A61L26/0009—Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form containing macromolecular materials
- A61L26/0023—Polysaccharides
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L26/00—Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form
- A61L26/0061—Use of materials characterised by their function or physical properties
- A61L26/0066—Medicaments; Biocides
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L26/00—Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form
- A61L26/0061—Use of materials characterised by their function or physical properties
- A61L26/009—Materials resorbable by the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P17/00—Drugs for dermatological disorders
- A61P17/02—Drugs for dermatological disorders for treating wounds, ulcers, burns, scars, keloids, or the like
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P7/00—Drugs for disorders of the blood or the extracellular fluid
- A61P7/04—Antihaemorrhagics; Procoagulants; Haemostatic agents; Antifibrinolytic agents
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
- C08L1/02—Cellulose; Modified cellulose
- C08L1/04—Oxycellulose; Hydrocellulose, e.g. microcrystalline cellulose
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K2121/00—Preparations for use in therapy
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
- A61L2300/40—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices characterised by a specific therapeutic activity or mode of action
- A61L2300/404—Biocides, antimicrobial agents, antiseptic agents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
- A61L2300/40—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices characterised by a specific therapeutic activity or mode of action
- A61L2300/418—Agents promoting blood coagulation, blood-clotting agents, embolising agents
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2400/00—Materials characterised by their function or physical properties
- A61L2400/04—Materials for stopping bleeding
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
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- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Epidemiology (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Dermatology (AREA)
- Polymers & Plastics (AREA)
- Hematology (AREA)
- Diabetes (AREA)
- Molecular Biology (AREA)
- Materials For Medical Uses (AREA)
- Medicinal Preparation (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Surgical Instruments (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Claims (11)
1. Гемостатический материал, содержащий прессованный порошок окисленной регенерированной целлюлозы (ОРЦ), полученный путем измельчения в шаровой мельнице, содержащий частицы, имеющие средний коэффициент пропорциональности от 1 до 18, имеющие размер частиц больше чем 180 мкм и насыпную плотность после уплотнения, по меньшей мере, 0,44 г/см3.
2. Гемостатический материал по п. 1, причем указанный материал дополнительно содержит добавку, причем указанная добавка представляет собой карбоксиметилцеллюлозу (КМЦ), соль кальция, противоинфекционный агент, активатор гемостаза, желатин, коллаген или их комбинации.
3. Гемостатическая паста, содержащая гемостатический материал по п. 1 и физиологический раствор.
4. Гемостатическая паста по п.3, причем паста имеет вязкость более 10 000 Па*с.
5. Гемостатический материал по п. 1, причем указанный порошок имеет текучесть, по меньшей мере, 7,5 см/с.
6. Способ получения гемостатического материала по п. 1, включающий стадии:
помещения материала на основе ОРЦ в прессующее устройство; представляющее собой шаровую мельницу,
прессования материала на основе ОРЦ в порошок до тех пор, пока коэффициент пропорциональности указанного порошка не достигнет значения от 1 до 18.
7. Способ по п. 6, причем указанный материал ОРЦ представляет собой ткань ОРЦ, нетканый материал ОРЦ или материал ОРЦ, измельченный способом резки.
8. Способ по п. 6, дополнительно включающий стадию смешивания материала ОРЦ с добавкой, причем указанная добавка представляет собой КМЦ, соль кальция, противоинфекционный агент, активатор гемостаза, желатин, коллаген, физиологический раствор или их комбинации.
9. Способ лечения раны, включающий стадии приложения гемостатического порошка по п. 1 на рану пациента и/или в нее.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13/480,842 US8815832B2 (en) | 2012-05-25 | 2012-05-25 | Oxidized regenerated cellulose hemostatic powders and methods of making |
| US13/480,842 | 2012-05-25 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2014152706A Division RU2629199C2 (ru) | 2012-05-25 | 2013-05-22 | Гемостатические порошки окисленной регенерированной целлюлозы и способы их получения |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| RU2017128652A true RU2017128652A (ru) | 2019-02-04 |
| RU2017128652A3 RU2017128652A3 (ru) | 2019-05-28 |
| RU2696575C2 RU2696575C2 (ru) | 2019-08-05 |
Family
ID=48537032
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2017128652A RU2696575C2 (ru) | 2012-05-25 | 2013-05-22 | Гемостатические порошки окисленной регенерированной целлюлозы и способы их получения |
| RU2014152706A RU2629199C2 (ru) | 2012-05-25 | 2013-05-22 | Гемостатические порошки окисленной регенерированной целлюлозы и способы их получения |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2014152706A RU2629199C2 (ru) | 2012-05-25 | 2013-05-22 | Гемостатические порошки окисленной регенерированной целлюлозы и способы их получения |
Country Status (16)
| Country | Link |
|---|---|
| US (2) | US8815832B2 (ru) |
| EP (3) | EP4043042A1 (ru) |
| JP (1) | JP6165849B2 (ru) |
| KR (2) | KR102254305B1 (ru) |
| CN (1) | CN104321085B (ru) |
| AU (1) | AU2013266416B2 (ru) |
| BR (2) | BR112014029206B1 (ru) |
| CA (2) | CA3094664C (ru) |
| DK (1) | DK3466455T3 (ru) |
| ES (2) | ES2906971T3 (ru) |
| IL (2) | IL235549B (ru) |
| IN (1) | IN2014DN09514A (ru) |
| MX (2) | MX358625B (ru) |
| RU (2) | RU2696575C2 (ru) |
| WO (1) | WO2013177242A1 (ru) |
| ZA (1) | ZA201409429B (ru) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102844053B (zh) | 2009-11-25 | 2015-08-05 | 洛马林达大学医学中心 | 基于壳聚糖的止血织物 |
| US9259357B2 (en) | 2014-04-16 | 2016-02-16 | Loma Linda University | Composition, preparation, and use of chitosan shards for biomedical applications |
| BR112017000844B1 (pt) * | 2014-07-18 | 2020-12-15 | Ethicon, Inc | Material compósito de carboximetil celulose e método para a fabricação e uso do mesmo |
| US10183132B2 (en) | 2014-09-11 | 2019-01-22 | Ethicon Llc | Methods and devices for co-delivery of liquid and powdered hemostats and sealants |
| CA3004272C (en) | 2015-11-06 | 2023-11-07 | Ethicon, Inc. | Compacted hemostatic cellulosic aggregates |
| ES2886040T3 (es) | 2015-11-08 | 2021-12-16 | Omrix Biopharmaceuticals Ltd | Mezcla hemostática de fibras cortas y largas a base de celulosa |
| RU2741304C2 (ru) * | 2015-11-08 | 2021-01-25 | Омрикс Биофармасьютикалс Лтд. | Гемостатическая композиция |
| US11413335B2 (en) * | 2018-02-13 | 2022-08-16 | Guangzhou Bioseal Biotech Co. Ltd | Hemostatic compositions and methods of making thereof |
| CN107754005B (zh) | 2016-08-15 | 2021-06-15 | 广州倍绣生物技术有限公司 | 止血组合物及其制造方法 |
| US20220111020A1 (en) * | 2016-08-15 | 2022-04-14 | Guangzhou Bioseal Biotech Co. Ltd. | Hemostatic compositions and methods of making thereof |
| KR102656226B1 (ko) * | 2016-12-09 | 2024-04-09 | 한국생산기술연구원 | 칼슘 카르복시메틸 셀룰로오스 파우더 및 수용성 키토산 화합물 파우더를 포함하는 지혈 소재 및 그의 제조 방법 |
| RU2660582C1 (ru) * | 2017-07-12 | 2018-07-06 | Федеральное государственное бюджетное учреждение "Национальный медицинский исследовательский центр гематологии" Министерства здравоохранения Российской Федерации (ФГБУ "НМИЦ гематологии" Минздрава России) | Гемостатическое покрытие в форме порошка |
| US11679177B2 (en) | 2017-08-08 | 2023-06-20 | Baxter International Inc. | Polymeric compositions, delivery devices, and methods |
| US11007299B2 (en) | 2017-11-08 | 2021-05-18 | Ethicon, Inc. | Hemostatic paste having surface enriched with hemostasis-promoting agents and devices for delivery |
| ES2968412T3 (es) | 2018-05-09 | 2024-05-09 | Ferrosan Medical Devices As | Método para preparar una composición hemostática |
| IL262716A (en) * | 2018-11-01 | 2018-11-29 | Omrix Biopharmaceuticals Ltd | Oxidized cellulose preparations |
| US11241386B2 (en) * | 2019-02-13 | 2022-02-08 | Biolife, L.L.C. | Wound sealing powder |
| CA3144277A1 (en) * | 2019-06-26 | 2020-12-30 | Davol Inc. | Reactive dry powdered hemostatic materials comprising a nucleophile and a multifunctional modified polyethylene glycol based crosslinking agent |
| ES2961107T3 (es) | 2019-07-12 | 2024-03-08 | Cilag Gmbh Int | Polvo hemostático |
| EP3996760B1 (en) | 2019-07-12 | 2023-08-09 | Cilag GmbH International | Method for preparing a tissue-adhesive sheet |
| CN114096286B (zh) | 2019-07-12 | 2023-06-02 | 加特技术公司 | 生物相容性柔性止血片 |
| WO2021014357A1 (en) * | 2019-07-23 | 2021-01-28 | Kci Licensing, Inc. | Collagen-based biomaterials for wound management |
| IL268572A (en) * | 2019-08-07 | 2019-09-26 | Omrix Biopharmaceuticals Ltd | An expandable hemostatic composed of oxidized cellulose |
| US20210106717A1 (en) * | 2019-10-10 | 2021-04-15 | Cook Medical Technologies Llc | Bonded powders for the treatment of bodily lesions |
| KR102886728B1 (ko) * | 2019-10-31 | 2025-11-14 | 주식회사 삼양홀딩스 | 분말형 지혈제 조성물 및 이의 제조 방법 |
| CN113117133B (zh) * | 2019-12-31 | 2023-03-14 | 广州迈普再生医学科技股份有限公司 | 一种纤维聚集体及其制备方法和应用 |
| CN113117131B (zh) * | 2019-12-31 | 2023-01-03 | 广州迈普再生医学科技股份有限公司 | 一种纳米纤维微球材料及其制备方法和应用 |
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