NO981827D0 - Dampsterilisering ved bruk av uorganiske hydrogenperoksydkomplekser - Google Patents

Dampsterilisering ved bruk av uorganiske hydrogenperoksydkomplekser

Info

Publication number
NO981827D0
NO981827D0 NO981827A NO981827A NO981827D0 NO 981827 D0 NO981827 D0 NO 981827D0 NO 981827 A NO981827 A NO 981827A NO 981827 A NO981827 A NO 981827A NO 981827 D0 NO981827 D0 NO 981827D0
Authority
NO
Norway
Prior art keywords
hydrogen peroxide
vapor
vapor sterilization
inorganic hydrogen
peroxide complexes
Prior art date
Application number
NO981827A
Other languages
English (en)
Inventor
Paul T Jacobs
Xiaolan Chen
Original Assignee
Ethicon Inc
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 US08/549,425 external-priority patent/US5667753A/en
Application filed by Ethicon Inc filed Critical Ethicon Inc
Publication of NO981827D0 publication Critical patent/NO981827D0/no

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS 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
    • A61L2/00Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/02Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
    • A61L2/14Plasma, i.e. ionised gases
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS 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
    • A61L2/00Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/16Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
    • A61L2/20Gaseous substances, e.g. vapours
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS 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
    • A61L2/00Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/16Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
    • A61L2/20Gaseous substances, e.g. vapours
    • A61L2/208Hydrogen peroxide
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS 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
    • A61L2/00Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/26Accessories or devices or components used for biocidal treatment
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B15/00Peroxides; Peroxyhydrates; Peroxyacids or salts thereof; Superoxides; Ozonides
    • C01B15/01Hydrogen peroxide
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B15/00Peroxides; Peroxyhydrates; Peroxyacids or salts thereof; Superoxides; Ozonides
    • C01B15/01Hydrogen peroxide
    • C01B15/03Preparation from inorganic peroxy compounds, e.g. from peroxysulfates
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B15/00Peroxides; Peroxyhydrates; Peroxyacids or salts thereof; Superoxides; Ozonides
    • C01B15/01Hydrogen peroxide
    • C01B15/037Stabilisation by additives
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B15/00Peroxides; Peroxyhydrates; Peroxyacids or salts thereof; Superoxides; Ozonides
    • C01B15/055Peroxyhydrates; Peroxyacids or salts thereof
    • C01B15/06Peroxyhydrates; Peroxyacids or salts thereof containing sulfur
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B15/00Peroxides; Peroxyhydrates; Peroxyacids or salts thereof; Superoxides; Ozonides
    • C01B15/055Peroxyhydrates; Peroxyacids or salts thereof
    • C01B15/06Peroxyhydrates; Peroxyacids or salts thereof containing sulfur
    • C01B15/08Peroxysulfates
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B15/00Peroxides; Peroxyhydrates; Peroxyacids or salts thereof; Superoxides; Ozonides
    • C01B15/055Peroxyhydrates; Peroxyacids or salts thereof
    • C01B15/10Peroxyhydrates; Peroxyacids or salts thereof containing carbon
    • C01B15/103Peroxyhydrates; Peroxyacids or salts thereof containing carbon containing only alkali metals as metals
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B15/00Peroxides; Peroxyhydrates; Peroxyacids or salts thereof; Superoxides; Ozonides
    • C01B15/055Peroxyhydrates; Peroxyacids or salts thereof
    • C01B15/14Peroxyhydrates; Peroxyacids or salts thereof containing silicon
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B15/00Peroxides; Peroxyhydrates; Peroxyacids or salts thereof; Superoxides; Ozonides
    • C01B15/055Peroxyhydrates; Peroxyacids or salts thereof
    • C01B15/16Peroxyhydrates; Peroxyacids or salts thereof containing phosphorus
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS 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
    • A61L2202/00Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
    • A61L2202/10Apparatus features
    • A61L2202/12Apparatus for isolating biocidal substances from the environment
    • A61L2202/122Chambers for sterilisation
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS 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
    • A61L2202/00Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
    • A61L2202/20Targets to be treated
    • A61L2202/24Medical instruments, e.g. endoscopes, catheters, sharps

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Veterinary Medicine (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Apparatus For Disinfection Or Sterilisation (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
NO981827A 1995-10-27 1998-04-23 Dampsterilisering ved bruk av uorganiske hydrogenperoksydkomplekser NO981827D0 (no)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/549,425 US5667753A (en) 1994-04-28 1995-10-27 Vapor sterilization using inorganic hydrogen peroxide complexes
US08/716,094 US5785934A (en) 1995-01-06 1996-09-19 Vapor sterilization using inorganic hydrogen peroxide complexes
PCT/US1996/016570 WO1997015333A1 (en) 1995-10-27 1996-10-23 Vapor sterilization using inorganic hydrogen peroxide complexes

Publications (1)

Publication Number Publication Date
NO981827D0 true NO981827D0 (no) 1998-04-23

Family

ID=27069128

Family Applications (1)

Application Number Title Priority Date Filing Date
NO981827A NO981827D0 (no) 1995-10-27 1998-04-23 Dampsterilisering ved bruk av uorganiske hydrogenperoksydkomplekser

Country Status (15)

Country Link
US (1) US5785934A (no)
EP (2) EP1473044B1 (no)
JP (1) JP2002515770A (no)
KR (2) KR100483219B1 (no)
AT (2) ATE317705T1 (no)
AU (1) AU704089B2 (no)
BR (1) BR9611152A (no)
CA (1) CA2235941C (no)
DE (2) DE69635826T2 (no)
ES (2) ES2257754T3 (no)
IN (1) IN182209B (no)
MX (1) MX209103B (no)
NO (1) NO981827D0 (no)
TW (2) TW343922B (no)
WO (1) WO1997015333A1 (no)

Families Citing this family (56)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6495100B1 (en) * 1996-04-04 2002-12-17 Ethicon, Inc. Method for sterilizing devices in a container
US5820841A (en) * 1996-09-19 1998-10-13 Ethicon, Inc. Hydrogen peroxide complexes of inorganic salts and synthesis thereof
US7045343B2 (en) * 1998-06-02 2006-05-16 3M Innovative Properties Company Sterilization indicator test packs
US6355448B1 (en) 1998-06-02 2002-03-12 3M Innovative Properties Company Sterilization indicator with chemically stabilized enzyme
CA2349318C (en) 1998-11-23 2010-08-24 Ecolab Inc. Non-corrosive peroxy carboxylic acid-based sterilant composition
GB2354443A (en) * 1999-09-21 2001-03-28 Microflow Ltd Vapour phase sterilisation
GB2360454A (en) * 2000-03-21 2001-09-26 Microflow Ltd Control of gaseous sterilisation
GB2364914B (en) * 2000-07-26 2002-07-24 Jacques Protic A sterilisation process and apparatus therefor
US20020098111A1 (en) * 2000-12-04 2002-07-25 Nguyen Nick N. Vaporizer
GB0202064D0 (en) * 2002-01-30 2002-03-13 Reckitt Benckiser Uk Ltd Device
US20030147773A1 (en) * 2002-02-01 2003-08-07 Bryner Roger S. Apparatus and method for paper and dry goods bio-decontamination
US7300637B2 (en) * 2002-09-30 2007-11-27 Ethicon, Inc. Sterilization container kit
US7369959B2 (en) * 2002-11-26 2008-05-06 Intercat Equipment, Inc. Fluid catalytic cracking catalyst injection system and method for communicating with same
US7606678B2 (en) 2002-11-26 2009-10-20 Intercat Equipment, Inc. Method for monitoring a FCC catalyst injection system
US7050944B2 (en) * 2002-11-26 2006-05-23 Intercat Equipment, Inc. FCC catalyst injection system having local data access
US8099259B2 (en) * 2002-11-26 2012-01-17 Intercat Equipment, Inc. Method for monitoring catalyst requirements of a refinery
DE10320197A1 (de) * 2002-12-20 2004-07-08 Degussa Ag Umhüllte Persauerstoffverbindungen mit kontrollierter Freisetzung, Verfahren zu ihrer Herstellung und ihrer Verwendung
BR0317554B1 (pt) * 2002-12-20 2013-12-24 Evonik Degussa Gmbh Compostos peroxigenados revestidos com liberação controlada, um processo para preparação deles e uso dos mesmos
EP1572854B1 (en) * 2002-12-20 2006-10-04 Degussa AG Liquid detergent and cleaning agent composition
SI1475350T1 (sl) * 2003-05-07 2005-12-31 Degussa Prevlecene granule natrijevega perkarbonata z izboljsano stabilnostjo pri skladiscenju
JP2007504089A (ja) * 2003-05-23 2007-03-01 デグサ アクチエンゲゼルシャフト 過酸化水素又は酸素の制御された放出のための、過酸化水素及び疎水化した二酸化ケイ素を含有する粉体状混合物の使用
US20090252815A1 (en) * 2003-05-23 2009-10-08 Evonik Degussa Gmbh Pulverulent mixtures containing hydrogen peroxide and hydrophobized silicon dioxide
US7556660B2 (en) * 2003-06-11 2009-07-07 James Kevin Shurtleff Apparatus and system for promoting a substantially complete reaction of an anhydrous hydride reactant
US20050042130A1 (en) * 2003-08-22 2005-02-24 Szu-Min Lin Mist sterilization system
US8017074B2 (en) * 2004-01-07 2011-09-13 Noxilizer, Inc. Sterilization system and device
US8703066B2 (en) * 2004-01-07 2014-04-22 Noxilizer, Inc. Sterilization system and method
US7329385B1 (en) 2004-07-08 2008-02-12 Radicone Michael C Device and method for air stream, fluid and vessel decontamination
DE102004054495A1 (de) 2004-11-11 2006-05-24 Degussa Ag Natriumpercarbonatpartikel mit einer Thiosulfat enthaltenden Hüllschicht
KR100588936B1 (ko) 2005-03-29 2006-06-09 주식회사 대우일렉트로닉스 내부 청소가 용이한 증기소독실 구조
US8137658B2 (en) 2005-06-28 2012-03-20 Isp Investments Inc. Tooth whitening compositions
DK1919520T3 (da) 2005-08-04 2013-02-04 Saban Ventures Pty Ltd Rumdesinfektion
US8673297B2 (en) * 2006-02-28 2014-03-18 Basf Corporation Chlorine dioxide based cleaner/sanitizer
US8357214B2 (en) 2007-04-26 2013-01-22 Trulite, Inc. Apparatus, system, and method for generating a gas from solid reactant pouches
DE102007025452A1 (de) 2007-05-31 2008-12-04 Ernst-Moritz-Arndt-Universität Greifswald Verfahren zur Beschichtung von Oberflächen mit Mikro- und Nanopartikeln mit Hilfe von Plasmaverfahren
AU2008279082A1 (en) 2007-07-25 2009-01-29 Trulite, Inc. Apparatus, system, and method to manage the generation and use of hybrid electric power
EP2175894B1 (en) 2007-08-07 2013-04-10 Lee Antimicrobial Solutions LLC Uv air treatment method and device
JP5694964B2 (ja) 2009-02-23 2015-04-01 ノクシライザー, インコーポレイテッドNoxilizer, Incorporated ガス滅菌装置及びガス滅菌方法
US20100265816A1 (en) * 2009-04-17 2010-10-21 American Superconductor Corporation Monitoring switching networks
JP5165647B2 (ja) * 2009-07-16 2013-03-21 パナソニックヘルスケア株式会社 チャンバーユニット
WO2011047127A1 (en) 2009-10-15 2011-04-21 Minntech Corporation Room fogging disinfection system
EP2506884B1 (en) 2009-12-03 2015-02-18 Minntech Corporation Container for decontaminating a medical device with a fog
US8840836B2 (en) 2011-04-27 2014-09-23 Sterilucent, Inc. Sterilization method with compression and expansion
EP2714101B1 (en) 2011-05-27 2016-05-18 Mar Cor Purification, Inc. Decontamination system and method
JP6423004B2 (ja) 2014-05-13 2018-11-14 ラシリック, インコーポレイテッドRASIRC, Inc. プロセスガスを重要工程処理に送達するための方法および系
USD814006S1 (en) 2014-07-18 2018-03-27 Synexis Llc Device for producing non-hydrated purified hydrogen peroxide gas
USD744627S1 (en) 2014-07-23 2015-12-01 Lee Antimicrobial Solutions, Llc Air-permeable substrate structure
US10279060B2 (en) * 2015-04-28 2019-05-07 Medivators Inc. System for decontamination of a lumen device
PL232486B1 (pl) * 2015-08-13 2019-06-28 Univ Wroclawski Sposób odwadniania nasiąkliwych obiektów z jednoczesnym działaniem antymikrobiologicznym oraz urządzenie do realizacji tego sposobu
EP3496515B1 (en) * 2016-08-02 2022-09-28 Feagle Co., Ltd Medical device including plasma supply device and plasma enhancement member
CN107648629A (zh) * 2017-10-11 2018-02-02 冯利 一种带有净化功能的消毒柜
JP7140324B2 (ja) * 2018-04-19 2022-09-21 株式会社テクノ菱和 過酸化水素ガス発生装置および過酸化水素ガス発生方法
RU2697714C1 (ru) * 2018-09-17 2019-08-19 Общество с ограниченной ответственностью "Мед ТеКо" Плазменный пероксидный стерилизатор
RU2709217C1 (ru) 2019-07-04 2019-12-18 Алексей Васильевич Софронов Способ получения дезинфицирующего раствора и устройство для его реализации
JP7360122B2 (ja) * 2019-07-17 2023-10-12 株式会社テクノ菱和 過酸化水素ガス発生装置および過酸化水素ガス発生方法
KR102264222B1 (ko) * 2019-10-11 2021-06-10 오철 과산화수소 증기의 제조방법.
GB201918942D0 (en) * 2019-12-20 2020-02-05 Mas Innovation Private Ltd Plasma deposition apparatus

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2105591B (en) * 1981-09-08 1985-04-24 American Sterilizer Co Combined gaseous hydrogen peroxide sterilizing chamber and storage unit for sterilized goods
IN170602B (no) * 1987-07-30 1992-04-18 Surgikos Inc
WO1989006121A1 (en) * 1987-12-30 1989-07-13 American Sterilizer Company Hydrogen peroxide vapor depyrogenation process
US5288460A (en) * 1989-03-08 1994-02-22 Abtox, Inc. Plasma cycling sterilizing process
EP0456135A2 (en) * 1990-05-11 1991-11-13 Abtox, Inc. Sterilizing with hydrogen peroxide and plasma
US5244629A (en) * 1990-08-31 1993-09-14 Caputo Ross A Plasma sterilizing process with pulsed antimicrobial agent pretreatment
GB9022268D0 (en) * 1990-10-13 1990-11-28 Cmb Foodcan Plc Sterilising apparatus
CN1097798A (zh) * 1993-07-22 1995-01-25 上海市日用化学工业研究所 新型漂白剂和其制备方法及用途
AU7984094A (en) * 1993-08-16 1995-03-14 Albright & Wilson Limited Oxidising bleach
US5674450A (en) * 1994-04-28 1997-10-07 Johnson & Johnson Medical, Inc. Vapor sterilization using a non-aqueous source of hydrogen peroxide

Also Published As

Publication number Publication date
BR9611152A (pt) 1999-12-28
AU7446296A (en) 1997-05-15
CA2235941A1 (en) 1997-05-01
EP0862466A1 (en) 1998-09-09
EP1473044A3 (en) 2004-11-17
ES2297336T3 (es) 2008-05-01
KR100457486B1 (ko) 2005-04-06
DE69635826D1 (de) 2006-04-20
JP2002515770A (ja) 2002-05-28
KR970020122A (ko) 1997-05-28
ATE317705T1 (de) 2006-03-15
ATE381354T1 (de) 2008-01-15
WO1997015333A1 (en) 1997-05-01
KR100483219B1 (ko) 2005-11-28
DE69635826T2 (de) 2006-09-28
DE69637377T2 (de) 2008-12-04
ES2257754T3 (es) 2006-08-01
IN182209B (no) 1999-01-30
US5785934A (en) 1998-07-28
DE69637377D1 (de) 2008-01-31
CA2235941C (en) 2008-10-07
TW343922B (en) 1998-11-01
AU704089B2 (en) 1999-04-15
MX209103B (en) 2002-07-22
TW368418B (en) 1999-09-01
EP0862466B1 (en) 2006-02-15
EP1473044A2 (en) 2004-11-03
EP1473044B1 (en) 2007-12-19

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