JPWO2011118499A1 - 生体管腔用補修材 - Google Patents
生体管腔用補修材 Download PDFInfo
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- 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
- 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
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- 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
- A61F2/02—Prostheses implantable into the body
- A61F2/04—Hollow or tubular parts of organs, e.g. bladders, tracheae, bronchi or bile ducts
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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
- A61L31/04—Macromolecular materials
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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
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- D—TEXTILES; PAPER
- D03—WEAVING
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- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D3/00—Woven fabrics characterised by their shape
- D03D3/02—Tubular fabrics
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
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- D03D3/08—Arched, corrugated, or like fabrics
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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
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- A—HUMAN NECESSITIES
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- 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
- A61F2210/00—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2210/0014—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof using shape memory or superelastic materials, e.g. nitinol
- A61F2210/0019—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof using shape memory or superelastic materials, e.g. nitinol operated at only one temperature whilst inside or touching the human body, e.g. constrained in a non-operative shape during surgery, another temperature only occurring before the operation
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- A—HUMAN NECESSITIES
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- 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
- A61F2210/00—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2210/0061—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof swellable
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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
- A61F2250/0014—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis
- A61F2250/0028—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis differing in fibre orientations
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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
- A61F2250/0014—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis
- A61F2250/004—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis differing in coefficient of thermal expansion, e.g. dilation, dilatation
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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
- A61L2400/00—Materials characterised by their function or physical properties
- A61L2400/16—Materials with shape-memory or superelastic properties
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/12—Shape memory
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
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- D10B2401/04—Heat-responsive characteristics
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
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- D10B2509/00—Medical; Hygiene
- D10B2509/06—Vascular grafts; stents
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Vascular Medicine (AREA)
- Veterinary Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Textile Engineering (AREA)
- Epidemiology (AREA)
- Surgery (AREA)
- Gastroenterology & Hepatology (AREA)
- Inorganic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Pulmonology (AREA)
- Transplantation (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Cardiology (AREA)
- Biomedical Technology (AREA)
- Prostheses (AREA)
- Materials For Medical Uses (AREA)
Abstract
Description
Claims (10)
- 樹脂材料で形成された経糸(14)と、
形状記憶樹脂、形状記憶合金及び超弾性金属の少なくとも1つで形成された線材を含む緯糸(12、42)と、
が交織されてチューブ状に形成されると共に、前記緯糸(12、42)が周方向に沿って織り込まれ、前記経糸(14)が軸方向に沿って織り込まれ、
前記経糸(14)及び前記緯糸(12、42)の一方又は両方は、体液によって膨潤する糸又は体液によって膨潤するコーティング(16)が施された糸によって形成されていることを特徴とする生体管腔用補修材(10、10a、10b、20、30、30a、40)。 - 請求項1記載の生体管腔用補修材(40)において、
前記緯糸(42)は、前記軸方向に凹凸した波形状を有し、該波形状の山部(42a)及び谷部(42b)が前記周方向でそれぞれ2つ以上形成されていることを特徴する生体管腔用補修材(40)。 - 請求項1記載の生体管腔用補修材(10、10b、20、30、30a)において、
前記緯糸(12)は、前記形状記憶樹脂、前記形状記憶合金及び前記超弾性金属の少なくとも1つで形成された第1糸(12a、12c、12e)と、樹脂材料で形成された第2糸(12b、12d)とを有し、
前記第1糸(12a、12c、12e)と前記第2糸(12b、12d)とが所定の比率によって交互に配置され、前記経糸(14)と交織されたことを特徴とする生体管腔用補修材(10、10b、20、30、30a)。 - 請求項3記載の生体管腔用補修材(10、10b、20、30、30a)において、
前記第1糸(12a、12c、12e)と前記第2糸(12b、12d)の比率は、前記第1糸(12a、12c、12e)と前記第2糸(12b、12d)とが1本ずつ交互に配置されるか、又は、前記第1糸(12a)が1本以上につき前記第2糸(12b)が2本以上として交互に配置されることを特徴とする生体管腔用補修材(10、10b、20、30、30a)。 - 請求項3記載の生体管腔用補修材(10、10b、30、30a)において、
当該生体管腔用補修材(10、10b、30、30a)の全長に渡って、前記第1糸(12a、12c、12e)と前記第2糸(12b、12d)の前記比率が一定に構成されていることを特徴とする生体管腔用補修材(10、10b、30、30a)。 - 請求項3記載の生体管腔用補修材(20)において、
当該生体管腔用補修材(20)の軸方向で中間部(R2)よりも両端部近傍(R1)の方が、前記第2糸(12b)に対する前記第1糸(12a)の比率が高いことを特徴とする生体管腔用補修材(20)。 - 請求項3記載の生体管腔用補修材(20、30、30a)において、
少なくとも当該生体管腔用補修材(20、30、30a)の最両端部のいずれか一方は、前記第1糸(12a、12e)であることを特徴とする生体管腔用補修材(20、30、30a)。 - 請求項1記載の生体管腔用補修材(30、30a)において、
当該生体管腔用補修材(30、30a)の軸方向で両端部近傍(R11)に配置された前記緯糸(12)は、前記軸方向で中間部(R12)に配置された前記緯糸(12)よりも、弾性が強いことを特徴とする生体管腔用補修材(30、30a)。 - 請求項8記載の生体管腔用補修材(30、30a)において、
当該生体管腔用補修材(30、30a)の軸方向で両端部近傍(R11)に配置された前記緯糸(12)は、前記軸方向で中間部(R12)に配置された前記緯糸(12)よりも、線径が太い糸(12a)又は弾性が強い糸(12e)によって形成されていることを特徴とする生体管腔用補修材(30、30a)。 - 請求項1記載の生体管腔用補修材(10、10a、10b、20、30、30a、40)において、
少なくとも当該生体管腔用補修材(10、10a、10b、20、30、30a、40)の両端部のいずれか一方の周方向に沿って複数のフック(50)が設けられていることを特徴とする生体管腔用補修材(10、10a、10b、20、30、30a、40)。
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JPWO2011118499A1 true JPWO2011118499A1 (ja) | 2013-07-04 |
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JP5201631B2 (ja) * | 2007-02-01 | 2013-06-05 | 株式会社カネカ | 体腔用医療機器 |
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CN102711675A (zh) | 2012-10-03 |
EP2550943A4 (en) | 2015-11-25 |
US20130012967A1 (en) | 2013-01-10 |
JP5437480B2 (ja) | 2014-03-12 |
WO2011118499A1 (ja) | 2011-09-29 |
EP2550943A1 (en) | 2013-01-30 |
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