JP2017518101A - 創傷被覆材 - Google Patents
創傷被覆材 Download PDFInfo
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- JP2017518101A JP2017518101A JP2016569438A JP2016569438A JP2017518101A JP 2017518101 A JP2017518101 A JP 2017518101A JP 2016569438 A JP2016569438 A JP 2016569438A JP 2016569438 A JP2016569438 A JP 2016569438A JP 2017518101 A JP2017518101 A JP 2017518101A
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- wound dressing
- wound
- hydrogel
- dressing according
- film
- Prior art date
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Abstract
Description
凍結乾燥ヒアルロン酸(HA)ヒドロゲル;ならびに
凍結乾燥ヒアルロン酸ヒドロゲルに埋め込まれている複数のデバイスを含み、各デバイスがキトサンおよびヒプロメロースを含んでおり、
凍結乾燥ヒアルロン酸ヒドロゲルは、創傷部位に存在する炎症反応に由来するヒドロキシルラジカルと接触することで解重合し、複数の埋め込まれたデバイスを創傷部位に放出し、
凍結乾燥ヒアルロン酸ヒドロゲルは、水および/または滲出液を吸収して、創傷治癒を促す湿潤した創傷部位の維持を促進する、創傷被覆材が提供される。
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Claims (16)
- ヒトまたは動物の身体の創傷部位に適用するための刺激応答性創傷被覆材であって、創傷被覆材は、
凍結乾燥ヒアルロン酸(HA)ヒドロゲル;ならびに
凍結乾燥ヒアルロン酸ヒドロゲルに埋め込まれた複数のデバイスを含み、各デバイスがキトサンおよびヒプロメロースを含んでおり、
凍結乾燥ヒアルロン酸ヒドロゲルは、創傷部位に存在する炎症反応に由来するヒドロキシルラジカルと接触することで解重合し、複数の埋め込まれたデバイスを創傷部位に放出し、
凍結乾燥ヒアルロン酸ヒドロゲルは、水および/または滲出液を吸収して、血管新生および創傷治癒を促す湿潤した創傷部位の維持を促進する、創傷被覆材。 - 凍結乾燥ヒアルロン酸ヒドロゲルがさらにアルギネートを含み、使用されるアルギネートは水および/または滲出物を吸収して、血管新生および創傷治癒を促す湿潤した創傷部位の維持を促進する、請求項1に記載の創傷被覆材。
- アルギネートがアルギン酸ナトリウムである、請求項2に記載の創傷被覆材。
- 凍結乾燥ヒアルロン酸ヒドロゲルが、さらに、アジピン酸ジヒドラジド(ADH)、ジチオビス(プロパン酸ジヒドラジド)(DTP)、ジチオビス(酪酸ジヒドラジド)(DTB)、チロシンおよびチロシンヒドラジドを含むジヒドラジドの群から選択される第1の架橋剤を含む、請求項1〜3のいずれか一項に記載の創傷被覆材。
- 第1の架橋剤がアジピン酸ジヒドラジド(ADH)である、請求項4に記載の創傷被覆材。
- 複数のデバイスの各々が、さらに、次の群の植物性化学物質:クルクミン、ファルネソール、安息香酸、オイゲノールおよび桂皮酸ならびに/または次の群の植物抽出物:タチジャコウソウ(Thymus vulgaris)(タイム(Thyme))、ローズマリナスオフィシナリス(Rosmarinus officinalis)(ローズマリー)、シジギウムジョアボラヌム(Syzygyum joabolanum)(ジャンボラン(jambolan))、およびサルビアオフィシナリス(Salvia officinalis)(セージ(sage))から選択される活性医薬成分(API)を含む、請求項1〜5のいずれか一項に記載の創傷被覆材。
- APIがクルクミンである、請求項6に記載の創傷被覆材。
- 複数のデバイスの各々が、さらに、イリドイド化合物および/またはイリドイド化合物の誘導体の群から選択される第2の架橋剤を含む、請求項1〜7のいずれか一項に記載の創傷被覆材。
- 第2の架橋剤が、ゲニピンおよび/またはクロムアスコルベートである、請求項8に記載の創傷被覆材。
- 複数のデバイスの各々は、さらに、クエン酸を含む、請求項1〜9のいずれか一項に記載の創傷被覆材。
- デバイスが、バイオフィルムおよび/またはエレクトロスパン繊維マットとして形成される、請求項1〜10のいずれか一項に記載の創傷被覆材。
- デバイスがバイオフィルムとして形成され、バイオフィルムがさらにグリセリンを含む、請求項11に記載の創傷被覆材。
- デバイスが、エレクトロスパン繊維マットとして形成され、エレクトロスパン繊維マットが、さらに、次の群:ポリエチレンオキサイド(PEO)、ポリ塩化ビニル(PVA)およびTween80の少なくとも1つを含む、請求項11に記載の創傷被覆材 。
- 凍結乾燥ヒアルロン酸(HA)ヒドロゲルが、さらに、その上に積層されて2層の創傷被覆材を形成するバッキング層を含み、使用時、バッキング層は創傷部位から離れた側に面し、複数のデバイスの一方向の放出を促進する、請求項1〜13のいずれか一項に記載の創傷被覆材。
- バッキング層がアルギネートおよび/またはポリアクリル酸を含むヒドロゲル組成物である、請求項14に記載の創傷被覆材。
- バッキング層が、さらに、可塑剤および/または消泡剤を含む、請求項15に記載の創傷被覆材。
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