JP2005516113A - 外科用および医療用の機器および器具の洗浄並びに消毒 - Google Patents
外科用および医療用の機器および器具の洗浄並びに消毒 Download PDFInfo
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/02—Inorganic compounds ; Elemental compounds
- C11D3/04—Water-soluble compounds
- C11D3/044—Hydroxides or bases
-
- 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
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/0005—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor for pharmaceuticals, biologicals or living parts
- A61L2/0082—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor for pharmaceuticals, biologicals or living parts using chemical substances
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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
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
- A61L2/18—Liquid substances or solutions comprising solids or dissolved gases
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D2111/00—Cleaning compositions characterised by the objects to be cleaned; Cleaning compositions characterised by non-standard cleaning or washing processes
- C11D2111/10—Objects to be cleaned
- C11D2111/14—Hard surfaces
- C11D2111/20—Industrial or commercial equipment, e.g. reactors, tubes or engines
-
- 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
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S422/00—Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing
- Y10S422/905—Miscellaneous liquid sterilization means
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Epidemiology (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
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- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Wood Science & Technology (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Biomedical Technology (AREA)
- Organic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Inorganic Chemistry (AREA)
- Molecular Biology (AREA)
- Detergent Compositions (AREA)
- Endoscopes (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Cleaning Implements For Floors, Carpets, Furniture, Walls, And The Like (AREA)
- External Artificial Organs (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
Description
「洗浄剤」という用語は、対応する機器の洗浄または消毒のために直接使用されるか、または水で希釈してから使用される全ての使用可能な配合物を意味する。本発明においては、「洗浄剤」という用語は「消毒剤」という用語を含む。洗浄剤は固体状態または液体状態で配合されていてもよい。洗浄溶液、即ち、使用に供するために希釈した水溶液の状態において、洗浄剤は11またはそれよりも大きなpH値を示す。
図1は、2種の異なる強アルカリ性洗浄剤を用いる処理の前後における陽極処理アルミニウムプレートを示す。
洗浄剤濃縮液を以下の表1に示す配合処方に従って調製した。配合した出発物質の表中の配合量の単位は重量部である。
医療用および外科用機器の1槽型洗浄機内において、プリオンによる汚染の疑いのある被洗浄機器を冷水で予備洗浄した。次いで、洗浄機内を冷水で満たし、該冷水中へ実施例1において調製した洗浄剤濃縮液を0.5容量%になる濃度で添加した。洗浄剤溶液を55℃まで加温し、この温度において、被洗浄機器へ洗浄剤溶液がふりかかる状態で該溶液を回転させた。次いで冷い完全脱塩水(VE水)を用いて後洗浄をおこなった。最後に、93℃のVE水を用いる熱消毒処理をおこなった。この熱消毒処理は同時に仕上げ洗浄処理をおこなうことも意味する。
下記の液体の表面張力をDIN53993に従って測定した。
・完全脱塩水(VE水)・・・・・・・・・・・・・・・・・・・・73mN/m
・0.1NのNaOH溶液(溶媒:VE水)・・・・・・・・・・・72mN/m
・実施例1による濃縮液の1容量%洗浄剤溶液(溶媒:ハンブルグ市の水道水)
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・33mN/m
実施例1による濃縮液から調製した洗浄剤溶液は、単なるアルカリ性溶液よりも明らかに低い表面張力を示す。この洗浄剤溶液は、非イオン性界面活性剤として脂肪アルコールを含有すると共に、可溶化両性界面活性剤としてナトリウムアルキルアミノジプロピオネートを含有する。
粗性表面を有する顕微鏡の載物ガラスを血液−卵黄混合物(50mg)で汚染させ、該汚染ガラスを55℃で2時間乾燥させた後、室温下において静止浴中に10分間浸漬した。この浸漬浴の浸漬液としては脱塩水、0.1NのNaOH溶液または実施例1による洗浄剤濃縮液の1容量%洗浄剤溶液を使用した。付着物の残存量を調べたところ、使用した浸漬浴媒体としての水、NaOH(0.1N)および洗浄剤溶液に対して、それぞれ20重量%、35重量%および5重量%未満であった。
陽極処理したアルミニウム表面の保護特性を調べるために、陽極処理アルミニウム板を皿洗い機G7736[ミーレ(Miele)社製]内において、55℃の洗浄媒体中に10分間浸漬した。試験板としては新しい無色および青色の陽極処理アルミニウム板を使用した。洗浄媒体としては、0.1MのNaOH溶液(pH:12.7)および実施例1による洗浄剤濃縮液(1容量%)を使用した。次いで試験板の状態を視覚観察した。図1に示す結果によれば、次のことが明らかである。NaOHを用いて処理した試験板の場合には、陽極処理層は明らかに除去されている。これに対して、実施例1による洗浄剤で処理した試験板の場合には、陽極処理層の損傷は視覚的には認められなかった。
Claims (15)
- 界面活性剤を含有すると共に、使用に供するために水溶液に希釈したときに少なくとも11のpH値を示す洗浄剤の使用であって、医療用および/または外科用の機器および器具の機械的または手動的な洗浄中および/または消毒中において、プリオンを不安定化させるための該使用。
- プリオンが不活性化される請求項1記載の使用。
- 洗浄および/または消毒が機械的におこなわれる請求項1または2記載の使用。
- pH値が少なくとも11.5、好ましくは少なくとも12、より好ましくは少なくとも12.5である請求項1から3いずれかに記載の使用。
- 洗浄剤がアルカリ金属水酸化物を含有する請求項1から4いずれかに記載の使用。
- アルカリ金属水酸化物としてKOHが使用される請求項5記載の使用。
- 洗浄剤がアルカノールアミンを含有する請求項1から6いずれかに記載の使用。
- 洗浄剤が非イオン界面活性剤を含有する請求項1から7いずれかに記載の使用。
- 使用に供するために希釈された洗浄剤が50mN/m未満、好ましくは40mN/m未満、より好ましくは35mN/m未満、さらに好ましくは30mN/m未満の表面張力を示す請求項1から8いずれかに記載の使用。
- 洗浄剤が硬度分散剤を含有する請求項1から7いずれかに記載の使用。
- 洗浄剤がホスフェートおよび/またはポリホスフェートを含有する請求項10記載の使用。
- 洗浄剤が腐食防止剤を含有する請求項1から9いずれかに記載の使用。
- 腐食防止剤が、高分子量シリケートおよびリン酸エステルから成る群から選択される請求項12記載の使用。
- 洗浄剤の作用時間を1〜60分間、好ましくは1〜30分間、より好ましくは5〜30分間、さらに好ましくは10〜20分間にする請求項1から12いずれかに記載の使用。
- 洗浄を室温〜93℃、好ましくは40〜93℃、より好ましくは50〜80℃、さらに好ましくは50〜60℃でおこなう請求項1から13いずれかに記載の使用。
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DE10203225A DE10203225A1 (de) | 2002-01-28 | 2002-01-28 | Reinigung chirurgischer Instrumente |
PCT/EP2003/000849 WO2003064580A1 (de) | 2002-01-28 | 2003-01-28 | Reinigung und desinfektion chirurgischer und medizinischer instrumente und geräte |
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JP2009144070A (ja) * | 2007-12-14 | 2009-07-02 | Kao Corp | 医療器具用洗浄剤組成物 |
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EP2218420B1 (de) * | 2009-02-13 | 2011-11-16 | Chemische Fabrik Dr. Weigert GmbH & Co. KG | Verfahren zur Aufbereitung medizinischer und/oder chirurgischer Instrumente und Apparate |
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JP2008535967A (ja) * | 2005-04-06 | 2008-09-04 | ケミシェ・ファブリーク・ドクトル・ヴァイゲルト・ゲゼルシャフト・ミット・ベシュレンクテル・ハフツング・ウント・コンパニー・コマンディットゲゼルシャフト | 物品の機械的消毒 |
JP2009144070A (ja) * | 2007-12-14 | 2009-07-02 | Kao Corp | 医療器具用洗浄剤組成物 |
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CA2474776C (en) | 2009-05-12 |
PT1470211E (pt) | 2008-11-20 |
WO2003064580A1 (de) | 2003-08-07 |
US8142714B2 (en) | 2012-03-27 |
DE10203225A1 (de) | 2003-07-31 |
US20050079097A1 (en) | 2005-04-14 |
PL203587B1 (pl) | 2009-10-30 |
AU2003208350B2 (en) | 2008-03-20 |
NO20043352L (no) | 2004-08-12 |
JP4244190B2 (ja) | 2009-03-25 |
HRPK20040713B3 (en) | 2007-10-31 |
IL163172A (en) | 2011-01-31 |
DE50310410D1 (de) | 2008-10-09 |
ATE406428T1 (de) | 2008-09-15 |
HRP20040713A2 (en) | 2005-08-31 |
ZA200405885B (en) | 2004-11-19 |
EP1470211A1 (de) | 2004-10-27 |
EP1470211B1 (de) | 2008-08-27 |
HRPK20040713B4 (en) | 2008-03-31 |
ES2312752T3 (es) | 2009-03-01 |
PL372165A1 (en) | 2005-07-11 |
CA2474776A1 (en) | 2003-08-07 |
RS66504A (en) | 2007-02-05 |
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