JP2010516434A - 薬剤付着を増加させることができるリザーバを備える移植型器具 - Google Patents
薬剤付着を増加させることができるリザーバを備える移植型器具 Download PDFInfo
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Images
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- A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
- A61L31/14—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
- A61L31/146—Porous materials, e.g. foams or sponges
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- A—HUMAN NECESSITIES
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- 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
- A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
- A61L31/14—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
- A61L31/16—Biologically active materials, e.g. therapeutic substances
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P7/00—Drugs for disorders of the blood or the extracellular fluid
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- A—HUMAN NECESSITIES
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- A—HUMAN NECESSITIES
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- A61P9/00—Drugs for disorders of the cardiovascular system
- A61P9/10—Drugs for disorders of the cardiovascular system for treating ischaemic or atherosclerotic diseases, e.g. antianginal drugs, coronary vasodilators, drugs for myocardial infarction, retinopathy, cerebrovascula insufficiency, renal arteriosclerosis
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS 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
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/86—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure
- A61F2/90—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
- A61F2/91—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheet material or tubes, e.g. perforated by laser cuts or etched holes
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS 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
- A61F2250/00—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2250/0058—Additional features; Implant or prostheses properties not otherwise provided for
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- A61F2250/0068—Means for introducing or releasing pharmaceutical products into the body the pharmaceutical product being in a reservoir
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- 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
- A61L2300/60—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices characterised by a special physical form
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- A61L2300/608—Coatings having two or more layers
- A61L2300/61—Coatings having two or more layers containing two or more active agents in different layers
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- A—HUMAN NECESSITIES
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- 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
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- 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
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Abstract
Description
Claims (20)
- 薬剤がつけられたステントを製造する方法であって、
フォトレジストコーティングを、ステントフレームワークの少なくとも一部に塗布するステップと、
前記フォトレジストコーティングの少なくとも一部を、前記ステントフレームワークから除去するステップと
エッチング液を、前記ステントフレームワークの少なくとも一部に塗布するステップと、
前記エッチング液の塗布に基づき、複数のアンダーカット薬剤リザーバを、前記ステントフレームワークに形成するステップと、を備えている、
ことを特徴とする方法。 - 前記薬剤リザーバは、前記ステントフレームワークの表面における第1の幅と、前記ステントフレームワークの前記表面から陥没陥凹した第2の幅と、を含み、前記第1の幅は、前記第2の幅よりも狭い、
請求項1に記載の方法。 - 前記薬剤リザーバは、細長いチャネルを備えている、
請求項1に記載の方法。 - 前記複数の薬剤リザーバのうちの少なくとも1つは、孔を備えている、
請求項1に記載の方法。 - 前記ステントフレームワークの第1の部分は、孔を備える少なくとも1つの薬剤リザーバを含み、前記ステントフレームワークの第2の部分は、細長いチャネルを備える少なくとも1つの薬剤リザーバを備えている、
請求項1に記載の方法。 - 前記アンダーカット薬剤リザーバのうちの少なくとも1つに、第1の治療薬を充填するステップをさらに備える、
請求項1に記載の方法。 - 前記ステントフレームワークの少なくとも一部を、第2の治療薬でコーティングするステップをさらに備える、
請求項6に記載の方法。 - 前記第1の治療薬は、前記第2の治療薬とは異なる、
請求項6に記載の方法。 - 前記第1の治療薬は、前記第2の治療薬と同一である、
請求項6に記載の方法。 - 前記第1の治療薬は、抗血管新生剤、抗エンドセリン剤、抗マイトジェン因子、抗酸化剤、抗血小板薬、抗増殖剤、アンチセンスオリゴヌクレオチド、抗血栓剤、カルシウムチャンネル遮断薬、血栓溶解酵素、成長因子、成長因子阻害剤、硝酸塩、酸化窒素放出剤、血管拡張剤、ウイルス媒介遺伝子導入剤から成る群より選択される薬剤を含む、
請求項6に記載の方法。 - 前記第2の治療薬は、抗血管新生剤、抗エンドセリン剤、抗マイトジェン因子、抗酸化剤、抗血小板薬、抗増殖剤、アンチセンスオリゴヌクレオチド、抗血栓剤、カルシウムチャンネル遮断薬、血栓溶解酵素、成長因子、成長因子阻害剤、硝酸塩、酸化窒素放出剤、血管拡張剤、ウイルス媒介遺伝子導入剤から成る群より選択される薬剤を含む、
請求項7に記載の方法。 - 血管状態を治療するためのシステムであって、
カテーテルと、
前記カテーテルに配置されるステントであって、その中に形成される複数のアンダーカットリザーバを含む、ステントフレームワークを含むステントと、
前記リザーバ内に充填される治療薬と、を備えている、
ことを特徴とするシステム。 - 前記アンダーカットリザーバは、前記ステントフレームワーク表面のアンダーカット部分を含み、前記アンダーカット部分は、前記リザーバ開口の周囲および前記チャンバの外壁によって画定される、
請求項12に記載のシステム。 - 前記リザーバ開口は第1の幅を有し、かつ前記チャンバは第2の幅を有し、前記第1の幅は、前記第2の幅より小さい、
請求項13に記載のシステム。 - 前記第2の幅は、前記第1の幅の少なくとも2倍である、
請求項14に記載のシステム。 - 前記アンダーカット薬剤リザーバ内に充填される前記治療薬は、抗血管新生剤、抗エンドセリン剤、抗マイトジェン因子、抗酸化剤、抗血小板薬、抗増殖剤、アンチセンスオリゴヌクレオチド、抗血栓剤、カルシウムチャンネル遮断薬、血栓溶解酵素、成長因子、成長因子阻害剤、硝酸塩、酸化窒素放出剤、血管拡張剤、ウイルス媒介遺伝子導入剤から成る群より選択される薬剤を含む、
請求項12に記載のシステム。 - 血管状態を治療するためのステントであって、
ステントフレームワークと、
前記ステントフレームワーク内に形成される複数のアンダーカットリザーバと、
前記複数のアンダーカットリザーバの少なくとも一部に配置される治療薬と、を備えている、
ことを特徴とするステント。 - 前記ステントフレームワークの少なくとも一部に配置された治療コーティングをさらに備えている、
請求項17に記載のステント。 - 前記アンダーカットリザーバは、前記ステントフレームワーク表面のアンダーカット部分を含み、前記アンダーカット部分は、前記リザーバ開口の周囲およびリザーバチャンバの外壁によって画定される、
請求項17に記載のステント。 - 前記リザーバ開口は、第1の幅を有し、かつ前記リザーバチャンバは、第2の幅を有し、前記第1の幅は、前記第2の幅より小さい、
請求項18に記載のステント。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US11/668,907 US7575593B2 (en) | 2007-01-30 | 2007-01-30 | Implantable device with reservoirs for increased drug loading |
PCT/US2008/052322 WO2008094915A2 (en) | 2007-01-30 | 2008-01-29 | Implantable device with reservoirs for increased drug loading |
Publications (2)
Publication Number | Publication Date |
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JP2010516434A true JP2010516434A (ja) | 2010-05-20 |
JP2010516434A5 JP2010516434A5 (ja) | 2011-03-17 |
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JP2009548392A Pending JP2010516434A (ja) | 2007-01-30 | 2008-01-29 | 薬剤付着を増加させることができるリザーバを備える移植型器具 |
Country Status (4)
Country | Link |
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US (1) | US7575593B2 (ja) |
EP (1) | EP2121070A2 (ja) |
JP (1) | JP2010516434A (ja) |
WO (1) | WO2008094915A2 (ja) |
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JP2014524314A (ja) * | 2011-08-19 | 2014-09-22 | アドバンスト バイオ プロステティック サーフィシズ,リミテッド | 溝付きの薬物溶出性医療用デバイスおよびこれを作製する方法 |
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EP2121070A2 (en) | 2009-11-25 |
US20080183281A1 (en) | 2008-07-31 |
WO2008094915A3 (en) | 2009-07-09 |
WO2008094915A2 (en) | 2008-08-07 |
US7575593B2 (en) | 2009-08-18 |
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