SG11201407514WA - Wound dressing comprising bio - cellulose and silver nanoparticles - Google Patents

Wound dressing comprising bio - cellulose and silver nanoparticles

Info

Publication number
SG11201407514WA
SG11201407514WA SG11201407514WA SG11201407514WA SG11201407514WA SG 11201407514W A SG11201407514W A SG 11201407514WA SG 11201407514W A SG11201407514W A SG 11201407514WA SG 11201407514W A SG11201407514W A SG 11201407514WA SG 11201407514W A SG11201407514W A SG 11201407514WA
Authority
SG
Singapore
Prior art keywords
lllll
international
road
iii
silver nanoparticles
Prior art date
Application number
SG11201407514WA
Inventor
Adisorn Apasuthirat
Sombat Rungsilp
Original Assignee
Novatec Healthcare Company Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from TH1201002468A external-priority patent/TH1201002468A/en
Application filed by Novatec Healthcare Company Ltd filed Critical Novatec Healthcare Company Ltd
Publication of SG11201407514WA publication Critical patent/SG11201407514WA/en

Links

Classifications

    • 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
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/42—Use of materials characterised by their function or physical properties
    • A61L15/46—Deodorants or malodour counteractants, e.g. to inhibit the formation of ammonia or bacteria
    • 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
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
    • A61L15/28—Polysaccharides or their derivatives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/06—Metallic powder characterised by the shape of the particles
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C5/00—Alloys based on noble metals
    • C22C5/06—Alloys based on silver
    • 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
    • A61L2300/10—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices containing or releasing inorganic materials
    • A61L2300/102—Metals or metal compounds, e.g. salts such as bicarbonates, carbonates, oxides, zeolites, silicates
    • A61L2300/104—Silver, e.g. silver sulfadiazine
    • 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
    • A61L2400/00—Materials characterised by their function or physical properties
    • A61L2400/04—Materials for stopping bleeding

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Animal Behavior & Ethology (AREA)
  • Hematology (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Nanotechnology (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Materials For Medical Uses (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

(12) INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 28 November 2013 (28.11.2013) WIPOIPCT (10) International Publication Number WO 2013/176633 A1 (51) International Patent Classification: A61L 15/28 (2006.01) A61L 15/46 (2006.01) (21) International Application Number: (22) International Filing Date: (25) Filing Language: (26) Publication Language: PCT/TH2013/000004 29 January 2013 (29.01.2013) English English (30) Priority Data: 1201002468 21 May 2012 (21.05.2012) TH (71) Applicant: NOVATEC HEALTHCARE COMPANY LIMITED [TH/TH]; 599/15 Moo 5 Srinakarin Road, Samrong-Nua, Muang, Samutprakam 10270 (TH). (72) Inventors: APASUTHIRAT, Adisom; 599/15 Moo 5 Srinakarin Road, Samrong-Nua, Muang, Samutprakam 10270 (TH). RUNGSILP, Sombat; 28-28/1 Soi Teptippa U-tid4, Ramate Road, Koohasawan, Muang, Phatthalung 93000 (TH). (74) Agent: UTTASART, Chavalit; Chavalit & Associates Limited, Rajanakarn Building, 20th Floor, 183 South Sathorn Road, Yannawa, Sathorn, Bangkok 10120 (TH). (81) Designated States (unless otherwise indicated, for every kind of national protection available)'. AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IS, JP, KE, KG, KM, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LT, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (84) Designated States (unless otherwise indicated, for every kind of regional protection available)'. ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, ML, MR, NE, SN, TD, TG). Declarations under Rule 4.17: — as to the applicant's entitlement to claim the priority of the earlier application (Rule 4.17(iii)) [Continued on next page] (54) Title: WOUND DRESSING COMPRISING BIO - CELLULOSE AND SILVER NANOPARTICLES i-H o CJ o & m . X IS; 000 FIG. 2 (57) Abstract: The present disclosure relates to dressings for wounds, methods of preparing thereof and methods of using thereof. Also, the present disclosure relates to a wound dressing comprising: bio-cellulose; and silver nanoparticles, wherein the concentration of silver nano­ particles is about 1000 (xg/100 cm2 or less or about 1000 (xg/ cm3 or less, and wherein the silver nanoparticles have a localized surface Plasmon resonance max­ ima of about 600nm about 800nm. to WO 2013/176633 A11 lllll llllllll II llllll lllll III lllll lllll III III III lllll lllll lllll lllll llll lllllll llll llll llll Published: — with international search report (Art. 21(3))
SG11201407514WA 2012-05-21 2013-01-29 Wound dressing comprising bio - cellulose and silver nanoparticles SG11201407514WA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TH1201002468A TH1201002468A (en) 2012-05-21 The patent has not yet been announced.
PCT/TH2013/000004 WO2013176633A1 (en) 2012-05-21 2013-01-29 Wound dressing comprising bio - cellulose and silver nanoparticles

Publications (1)

Publication Number Publication Date
SG11201407514WA true SG11201407514WA (en) 2014-12-30

Family

ID=48048158

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201407514WA SG11201407514WA (en) 2012-05-21 2013-01-29 Wound dressing comprising bio - cellulose and silver nanoparticles

Country Status (8)

Country Link
US (1) US20150147410A1 (en)
EP (1) EP2852416A1 (en)
CN (1) CN104487102A (en)
BR (1) BR112014028497A2 (en)
MX (1) MX2014014128A (en)
PH (1) PH12014502501A1 (en)
SG (1) SG11201407514WA (en)
WO (1) WO2013176633A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2573242A (en) * 2015-09-18 2019-10-30 Complement Genomics Ltd Therapeutic agent
US9974749B2 (en) 2015-10-07 2018-05-22 King Saud University Method of treating diabetic wounds using biosynthesized nanoparticles
EP3228329B1 (en) * 2016-04-06 2022-06-08 UPM-Kymmene Corporation A method for preparing a medical product comprising nanofibrillar cellulose and a medical product
WO2020040704A1 (en) * 2018-08-22 2020-02-27 Novamedic Company Limited Bandage
WO2021070915A1 (en) * 2019-10-10 2021-04-15 旭化成株式会社 Antibacterial sheet-like structure
WO2021138790A1 (en) * 2020-01-07 2021-07-15 钟春燕 Composite material of alginic acid fibers and nano-zinc oxide-loaded bacterial cellulose microfibers
CN111110911A (en) * 2020-01-16 2020-05-08 福州大学 High-strength biodegradable 3D printing molded prosthesis prosthetic limb device and preparation method thereof
CN113529419B (en) * 2020-04-17 2022-09-30 钟春燕 Bacterial cellulose microfiber-alginic acid fiber composite material loaded with nano zinc oxide

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040191329A1 (en) * 2000-07-27 2004-09-30 Burrell Robert E. Compositions and methods of metal-containing materials
US7704523B2 (en) * 2002-04-26 2010-04-27 Lohmann & Rauscher Gmbh Microbial cellulose wound dressing for treating chronic wounds
US20110262556A1 (en) * 2005-01-05 2011-10-27 American Silver, Llc Silver/water, silver gels and silver-based compositions; and methods for making and using the same
US8367089B2 (en) * 2006-04-24 2013-02-05 Axcelon Biopolymers Corporation Nanosilver coated bacterial cellulose
GB2503347B (en) * 2010-11-02 2018-01-31 Indian Institute Tech Delhi Pale yellow coloured aqueous dispersion of silver nanoparticles, a process for preparation and compositions thereof

Also Published As

Publication number Publication date
MX2014014128A (en) 2015-06-17
BR112014028497A2 (en) 2017-06-27
EP2852416A1 (en) 2015-04-01
US20150147410A1 (en) 2015-05-28
WO2013176633A8 (en) 2014-01-30
CN104487102A (en) 2015-04-01
PH12014502501A1 (en) 2014-12-22
WO2013176633A1 (en) 2013-11-28

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