JP4836228B2 - ジェル状の皮膚保護用シート - Google Patents

ジェル状の皮膚保護用シート Download PDF

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JP4836228B2
JP4836228B2 JP2005138748A JP2005138748A JP4836228B2 JP 4836228 B2 JP4836228 B2 JP 4836228B2 JP 2005138748 A JP2005138748 A JP 2005138748A JP 2005138748 A JP2005138748 A JP 2005138748A JP 4836228 B2 JP4836228 B2 JP 4836228B2
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gel
protection sheet
skin protection
skin
present
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JP2006315980A5 (ja
JP2006315980A (ja
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武彦 大浦
和夫 譲原
宏 村松
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HARASAWA PHARMACEUTICAL CO., LTD.
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Priority to PCT/JP2006/309148 priority patent/WO2006120973A1/ja
Priority to US11/913,867 priority patent/US20090312497A1/en
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00Bandages or dressings; Absorbent pads
    • 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
    • A61L26/00Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form
    • A61L26/0009Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form containing macromolecular materials
    • A61L26/0014Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form containing macromolecular materials obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/06Bandages or dressings; Absorbent pads specially adapted for feet or legs; Corn-pads; Corn-rings
    • A61F13/064Bandages or dressings; Absorbent pads specially adapted for feet or legs; Corn-pads; Corn-rings for feet
    • A61F13/069Decubitus ulcer bandages
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/30Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
    • A61K47/32Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. carbomers, poly(meth)acrylates, or polyvinyl pyrrolidone
    • 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
    • A61L15/00Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/22Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
    • A61L15/24Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives thereof
    • 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
    • A61L15/00Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/42Use of materials characterised by their function or physical properties
    • 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
    • A61L15/00Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/42Use of materials characterised by their function or physical properties
    • A61L15/58Adhesives
    • 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
    • A61L15/00Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/42Use of materials characterised by their function or physical properties
    • A61L15/60Liquid-swellable gel-forming materials, e.g. super-absorbents
    • 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
    • A61L24/00Surgical adhesives or cements; Adhesives for colostomy devices
    • A61L24/001Use of materials characterised by their function or physical properties
    • A61L24/0031Hydrogels or hydrocolloids
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F2013/00361Plasters
    • A61F2013/00365Plasters use
    • A61F2013/00387Plasters use skin protection
    • A61F2013/00404Plasters use skin protection against blisters or bed sores
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F2013/00361Plasters
    • A61F2013/00365Plasters use
    • A61F2013/0054Plasters use for deep wounds
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F2013/00361Plasters
    • A61F2013/00544Plasters form or structure
    • A61F2013/00621Plasters form or structure cast
    • A61F2013/00638Gel
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/15Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F2013/15008Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterized by the use
    • A61F2013/15024Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterized by the use for protecting the body against ulcers

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  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Epidemiology (AREA)
  • Materials Engineering (AREA)
  • Hematology (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biomedical Technology (AREA)
  • Vascular Medicine (AREA)
  • Surgery (AREA)
  • Inorganic Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Materials For Medical Uses (AREA)
  • Medicinal Preparation (AREA)
  • Media Introduction/Drainage Providing Device (AREA)

Description

本発明は、褥瘡、ケロイド及び肥厚性瘢痕等の皮膚治療、及び鬱血等により生じる褥瘡の予防に用いるジェル状の皮膚保護用シートに関する。
従来より、褥瘡、ケロイド及び肥厚性瘢痕等の皮膚治療にはシリコンジェルシートが使用されてきた。
シリコンジェルシートが鬱血等により生じる褥瘡、ケロイド及び肥厚性瘢痕等の皮膚治療になぜ効果があるのか、そのメカニズムは未だに解明されていないが、そのメカニズムとして、水分供給、皮膚表面からの水分蒸発を防ぐが、半透性のため酸素分圧を変えないこと、接着による圧迫、ケロイド中に増加する肥満細胞に対し、シリコンとシリコンジェルシートにインチ毎に数百ボルト流れる静電気がコラーゲン生成物中の肥満細胞に影響を及ぼし、肥満細胞数を減少させること、が考えられ推論されている。

又、シリコンジェルシートの他に、プラスチックフィルムからなる基材と、この基材の片面に設けられた弾性ポリマーを主成分とする疎水性粘着剤と、この疎水性粘着剤の上に設けられた親水性粘着剤と、この親水性粘着剤の上に貼着されかつ粘着面をカバーするように設けられた離型紙とを含む創傷保護用絆創膏等がある(例えば、特許文献1参照。)。
しかし、シリコンジェルシートは医療現場、特に老人介護施設等で使用するには値段が高いことが指摘され、値段が高いことで採用出来ない、ということがしばしばあった。
又、シリコンジェルシートはもろく切れやすい性質をもっていることも指摘されていた。
さらに、創傷保護用絆創膏は創傷部位、即ち傷口に使用する絆創膏であり、鬱血等により生じる褥瘡、ケロイド及び肥厚性瘢痕等に当てて(貼付し)皮膚の治療及び鬱血等により生じる褥瘡の予防に用いるものではない。
そこで、本出願人の一人である原沢製薬工業株式会社は比較的低価格の「シリコーン・ジェルシート」を開発した(例えば、非特許文献1参照。)。
特開2003−339762号公報([0006]) 小川令、赤石諭史、百束比古「ケロイド・肥厚性瘢痕に」対するシリコーン・ジェルシートの使用経験第1報」、臨床医薬、第20巻、第4号、別冊、平成16年4月、P459(79)−464(84)
しかし、前記原沢製薬工業株式会社が開発したシリコーン・ジェルシートは従来のものより比較的安いものであったが、それでも医療現場、老人介護施設等で使用するには、なお比較的高いものであった。
そこで、本発明は、創傷部位、即ち傷口に当てるのではなく鬱血等により生じる褥瘡、ケロイド、肥厚性瘢痕等の部位に当て皮膚治療及び鬱血等により生じる褥瘡の予防に用いる非常に低価格で丈夫なジェル状の皮膚保護用シートを提供することを目的とする。
本発明者等はシリコーンでなくてもシリコーンのもっている性質、即ち保湿性、接着による圧迫等と同様の性質をもっている物質であれば、従来のシリコーン・ジェルシートよりも安くて、丈夫なジェル状の皮膚保護用シートを作ることが出来るのではないかと考え、鋭意研究の結果、従来のシリコーン・ジェルシートよりも安く(原沢製薬工業株式会社のシリコーン・ジェルシートの約1/2の値段である。)、丈夫なジェル状の皮膚保護用シートを作ることに成功した。
そこで、本発明のジェル状の皮膚保護用シートは、ポリエチレンとポリスチレンを共重合したことからなる。
本発明のジェル状の皮膚保護用シートは丈夫で、水洗いして何度も使用することが出来る。したがって、購入時に安い料金で購入することが出来ると、同時に、さらに、何回も使用することが出来るので値段的にさらに安くつくものである。
本発明のジェル状の皮膚保護用シートはポリエチレンとポリスチレンの共重合体に可塑剤(パラフィン系プロセスオイル等)、添加剤(パラフィン系油ゲル化剤)、及び水素添加炭化水素樹脂を混合したことにより製造される。
鬱血等により生じる褥瘡は、ベッド(特に病院のベッド)、椅子(特に車椅子)等に長時間皮膚を当てていると生じるものであるが、本発明のジェル状の皮膚保護用シートを当該皮膚に当てておくと褥瘡が生ぜず、当該褥瘡の発生を予防することも出来るものである。本発明のジェル状の皮膚保護用シートはコストが非常に安く、丈夫で水洗いすることにより何回も使用することが出来るので、このことからも褥瘡の発生の予防に使用することができるものである。
本発明は、以上の構成を有するので、非常に丈夫で、低コストのジェル状の皮膚保護用シートを提供することが出来、したがって、医療現場、老人介護施設等に限らず、鬱血等による褥瘡、ケロイド、肥厚性瘢痕等の治療を必要とする患者にあまねく使用することが出来、かつ、鬱血により生じる褥瘡の発生を予防することも出来るものである。
下記に本発明の実験例を示す。
実験例1(治療効果)
2歳8ヶ月の女児、胸部に熱湯をかぶり、熱湯受傷後、徐々に肥厚性瘢痕を生じた。本発明のジェル状の皮膚保護用シート(6cm×12cm×1.5mm)を貼付し、10週間経過観察していたところ、発赤は消退し、毛細血管の拡張も認められなくなった。
実験例2(治療効果)
32歳の女性で、左肩にできたケロイドを一旦切除した後に、1年後に発赤、痒みがみられたということで、本発明のジェル状の皮膚保護用シートを貼付し、8週間経過観察していたところ、痒みはおさまり、発赤は軽快傾向を示した。
実験例3(褥瘡の予防効果)
男性が4例、女性が6例、平均年齢は38.7歳(1〜77歳)であり、手術部位は背部2例、肩1例、下腹部1例、下腿6例で、8〜15時間の手術の患者さんにベッドに寝る部位に本発明のジェル状の皮膚保護用シート(25cm×30cm×3mm)を貼付した結果、褥瘡が出来なかった。

Claims (1)

  1. ポリエチレンとポリスチレンを共重合したことを特徴とする、創傷部位に当てるのではなく鬱血により生じる褥瘡、ケロイド、肥厚性瘢痕の部位に当て皮膚治療及び鬱血により生じる褥瘡の予防に用いるためのジェル状の皮膚保護用シート
JP2005138748A 2005-05-11 2005-05-11 ジェル状の皮膚保護用シート Active JP4836228B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2005138748A JP4836228B2 (ja) 2005-05-11 2005-05-11 ジェル状の皮膚保護用シート
GB0723139A GB2441252B (en) 2005-05-11 2006-05-02 Gel sheet for protecting skin
PCT/JP2006/309148 WO2006120973A1 (ja) 2005-05-11 2006-05-02 ジェル状の皮膚保護用シート
US11/913,867 US20090312497A1 (en) 2005-05-11 2006-05-02 Gel sheet for protecting skin

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Application Number Priority Date Filing Date Title
JP2005138748A JP4836228B2 (ja) 2005-05-11 2005-05-11 ジェル状の皮膚保護用シート

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JP2006315980A JP2006315980A (ja) 2006-11-24
JP2006315980A5 JP2006315980A5 (ja) 2008-04-10
JP4836228B2 true JP4836228B2 (ja) 2011-12-14

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GB2441252B (en) 2010-07-28
WO2006120973A1 (ja) 2006-11-16
GB0723139D0 (en) 2008-01-02

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