JPH04504968A - プロテーゼ用半月 - Google Patents
プロテーゼ用半月Info
- Publication number
- JPH04504968A JPH04504968A JP2505044A JP50504490A JPH04504968A JP H04504968 A JPH04504968 A JP H04504968A JP 2505044 A JP2505044 A JP 2505044A JP 50504490 A JP50504490 A JP 50504490A JP H04504968 A JPH04504968 A JP H04504968A
- Authority
- JP
- Japan
- Prior art keywords
- fibers
- matrix
- meniscus
- prosthesis
- prosthetic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
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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
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/50—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
- A61L27/58—Materials at least partially resorbable by the body
-
- 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
- A61F2/02—Prostheses implantable into the body
- A61F2/28—Bones
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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
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/38—Joints for elbows or knees
- A61F2/3872—Meniscus for implantation between the natural bone surfaces
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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
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/14—Macromolecular materials
- A61L27/20—Polysaccharides
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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
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/14—Macromolecular materials
- A61L27/22—Polypeptides or derivatives thereof, e.g. degradation products
- A61L27/227—Other specific proteins or polypeptides not covered by A61L27/222, A61L27/225 or A61L27/24
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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
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/14—Macromolecular materials
- A61L27/22—Polypeptides or derivatives thereof, e.g. degradation products
- A61L27/24—Collagen
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- A—HUMAN NECESSITIES
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- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/14—Macromolecular materials
- A61L27/26—Mixtures of macromolecular compounds
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- A—HUMAN NECESSITIES
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- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/40—Composite materials, i.e. containing one material dispersed in a matrix of the same or different material
- A61L27/44—Composite materials, i.e. containing one material dispersed in a matrix of the same or different material having a macromolecular matrix
- A61L27/46—Composite materials, i.e. containing one material dispersed in a matrix of the same or different material having a macromolecular matrix with phosphorus-containing inorganic fillers
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/40—Composite materials, i.e. containing one material dispersed in a matrix of the same or different material
- A61L27/44—Composite materials, i.e. containing one material dispersed in a matrix of the same or different material having a macromolecular matrix
- A61L27/48—Composite materials, i.e. containing one material dispersed in a matrix of the same or different material having a macromolecular matrix with macromolecular fillers
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/50—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
- A61L27/54—Biologically active materials, e.g. therapeutic substances
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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
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/50—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
- A61L27/56—Porous materials, e.g. foams or sponges
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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
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/30756—Cartilage endoprostheses
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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
- 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
- A61F2/30—Joints
- A61F2/3094—Designing or manufacturing processes
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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
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/3094—Designing or manufacturing processes
- A61F2/30965—Reinforcing the prosthesis by embedding particles or fibres during moulding or dipping
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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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
- A61F2/30—Joints
- A61F2/38—Joints for elbows or knees
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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
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
- A61F2002/30003—Material related properties of the prosthesis or of a coating on the prosthesis
- A61F2002/3006—Properties of materials and coating materials
- A61F2002/30062—(bio)absorbable, biodegradable, bioerodable, (bio)resorbable, resorptive
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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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
- A61F2/30—Joints
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
- A61F2002/30108—Shapes
- A61F2002/3011—Cross-sections or two-dimensional shapes
- A61F2002/30112—Rounded shapes, e.g. with rounded corners
- A61F2002/30131—Rounded shapes, e.g. with rounded corners horseshoe- or crescent- or C-shaped or U-shaped
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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
- A61F2/30—Joints
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
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- A—HUMAN NECESSITIES
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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
- A61F2/30—Joints
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
- A61F2002/30108—Shapes
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- A61F2002/3023—Three-dimensional shapes cylindrical wedge-shaped cylinders
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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
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- A61F2002/30667—Features concerning an interaction with the environment or a particular use of the prosthesis
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- A—HUMAN NECESSITIES
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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
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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
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- A61F2/4261—Joints for wrists or ankles; for hands, e.g. fingers; for feet, e.g. toes for wrists
- A61F2002/4271—Carpal bones
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- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
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- Orthopedic Medicine & Surgery (AREA)
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- Materials Engineering (AREA)
- Cardiology (AREA)
- Vascular Medicine (AREA)
- Composite Materials (AREA)
- Biophysics (AREA)
- Molecular Biology (AREA)
- Dispersion Chemistry (AREA)
- Physical Education & Sports Medicine (AREA)
- Inorganic Chemistry (AREA)
- Prostheses (AREA)
- Materials For Medical Uses (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Cosmetics (AREA)
Abstract
Description
Claims (56)
- 1.生体適合性の生体吸収可能な繊維の乾燥した多孔性マトリックスを含むプロ テーゼ用半月であって、前記の繊維が天然のポリマー又はそれらのアナログ又は 混合物を含み 前記のマトリックスが、イン・ビボで、実質的に天然の半月と同じ外面輪郭を有 するように適合され、前記のマトリックスが、50ミクロンより大きく約500 ミクロンより小さいおよその範囲に細孔寸法を有し、 それにより、前記のマトリックスが、少なくとも部分的に、生体吸収可能な、半 月繊維軟骨細胞の内殖に適合した足場を確立するプロテーゼ用半月。
- 2.前記の繊維をコラーゲン、エラスチン、レティキュリン、及びセルロース並 びにそれらの混合物からなる群から選ぶ、請求項1に記載のプロテーゼ用半月。
- 3.前記のマトリックスが、実質的に、2つの狭い末端領域の間の広い中心領域 を含むくさび形を有する、請求項1に記載のプロテーゼ用半月。
- 4.前記のマトリックスが、約0.07〜0.50gマトリックス/cm2の密 度を有する、請求項1に記載のプロテーゼ用半月。
- 5.前記のマトリックスが、約2−25cm3/gマトリックスの繊維間及び繊 維間空間を有する、請求項1に記載のプロテーゼ用半月。
- 6.前記の天然ポリマーがエラスチンを含む、請求項1に記載のプロテーゼ用半 月。
- 7.前記の天然ポリマーがレティキュリンを含む、請求項1に記載のプロテーゼ 用半月。
- 8.前記の天然ポリマーがセルロースを含む、請求項1に記載のプロテーゼ用半 月。
- 9.前記の天然ポリマーが動物由来のポリマーである、請求項1に記載のプロテ ーゼ用半月。
- 10.前記の天然ポリマーがヒト由来のポリマーである請求項1に記載のプロテ ーゼ用半月。
- 11.前記の天然ポリマーがコラーゲンを含む、請求項1に記載のプロテーゼ用 半月。
- 12.前記の天然ポリマーが1型コラーゲンを含む、請求項11に記載のプロテ ーゼ用半月。
- 13.前記のコラーゲン繊維が、乾重量で約75−100%の濃度で存在し、且 つ前記のグリコサミノグリカン分子が、乾重量で約0−25%の濃度で存在する 、請求項12に記載のプロテーゼ用半月。
- 14.前記の繊維に散在する多くのグリコサミノグリカン分子を、更に、含む、 請求項1に記載のプロテーゼ用半月。
- 15.前記の分子の少なくとも一部が前記の繊維の一部の間に架橋を与える、請 求項14に記載のプロテーゼ用半月。
- 16.前記の繊維が、乾重量で約75−100%の濃度で存在し、且つ前記のグ リコサミノグリカン分子が、乾重量で約0−25%の濃度で存在する、請求項1 4に記載のプロテーゼ用半月。
- 17.前記のグリコサミノグリカン分子を、コンドロイチン4−硫酸、コンドロ イチン6−硫酸、ケラタン硫酸、デルマタン硫酸、ヘパリン硫酸、ヒアルロン酸 、及びそれらの混合物からなる群から選ぶ、請求項14に記載のプロテーゼ用半 月。
- 18.前記のグリコサミノグリカン分子が前記のマトリックス中に実質的に一様 に分散する、請求項14に記載のプロテーゼ用半月。
- 19.前記のグリコサミノグリカン分子が前記のマトリックス中に一様でなく分 散する、請求項14に記載のプロテーゼ用半月。
- 20.前記の繊維の少なくとも一部の間に架橋を、更に、含む、請求項1に記載 のプロテーゼ用半月。
- 21.前記の架橋が化学架橋剤により形成される、請求項20に記載のプロテー ゼ用半月。
- 22.前記の架橋剤を、グルクルアルデヒド、ホルムアルデヒド、生体適合性の 二官能性アルデヒド、カルボジイミド、ヘキサメチレンジイソシアネート、ビス −イオニデート、ポリグリセロールポリグリシジルエーテル、グリオキサル及び それらの混合物からなる群から選ぶ、請求項21に記載のプロテーゼ用半月。
- 23.前記の架橋剤が1−エチル−3−(3−ジメチルアミノプロピル)を含む 、請求項22に記載のプロテーゼ用半月。
- 24.前記の架橋剤がポリグリセロールポリグリシジルエーテルを含む、請求項 22に記載のプロテーゼ用半月。
- 25.前記の架橋剤がグルタルアルデヒドを含む、請求項22に記載のプロテー ゼ用半月。
- 26.前記のマトリックスが、中心領域とその周辺領域とを有する円周方向に広 がるくさびの形状を有し、所定の角が前記の中心領域の回りで0度より大きく3 60度に及び、且つ、 前記のくさびの前記の中心領域の厚さが前記のくさびの周辺領域の厚さより小さ い、請求項1に記載のプロテーゼ用半月。
- 27.前記の円周方向に広がるくさびが三日月型であり、狭い2つの末端領域の 間の広い中心領域を有する、請求項26に記載のプロテーゼ用半月。
- 28.前記の円周方向に広がるくさひが360度の角度に及ぶ、請求項26に記 載のプロテーゼ用半月。
- 29.前記の繊維が、前記のマトリックス中で、実質的に、ランダムな様式で方 向付けられる、請求項1に記載のプロテーゼ用半月。
- 30.前記の繊維が、前記のマトリックス中で、実質的に、秩序立った様式で方 向付けられる、請求項1に記載のプロテーゼ用半月。
- 31.前記のマトリックスが、実質的に、円周方向に広がる繊維を含む、請求項 30に記載のプロテーゼ用半月。
- 32.前記のマトリックスが、実質的に、放射状に広がる繊維を含む、請求項3 0に記載のプロテーゼ用半月。
- 33.前記の繊維の密度が、実質的に、前記のマトリックス中で一定である、請 求項1に記載のプロテーゼ用半月。
- 34.前記のマトリックスの外面の一部から広がるメッシュを、更に、含み、前 記のメッシュが分解吸収可能且つ生体適合性である、請求項1に記載のプロテー ゼ用半月。
- 35.半月組織をイン・ビボで再生させる方法であって、下記のステップ: (a)生体適合性且つ生体吸収性繊維の乾燥した多孔性マトリックスを含むプロ テーゼ用半月を製造し、前記の繊維が天然のポリマー或はそれらのアナログ又は 混合物を含み、 前記のマトリックスが、イン・ビボで、実質的に、天然の半月と同じ外面輪郭を 有するように適合し、前記のマトリックスが、50ミクロンより大きく約500 ミクロンより小さいおよその範囲に細孔寸法を有し、 それにより、前記のマトリックスが少なくとも部分的に生体吸収可能な、半月繊 維軟骨細胞の内殖のために適合した足場を確立し、 (b)前記のプロテーゼ用半月を外科的手順により膝関節に移植する ことを含む方法。
- 36.前記の製造ステップが、前記の繊維の少なくとも一部を架橋することを含 む、請求項35に記載の方法。
- 37.前記のステップ(a)で製造したプロテーゼ用半月が多くのグリコサミノ グリカン分子を含む、請求項35に記載の方法。
- 38.前記のステップ(a)で製造したプロテーゼ用半月が、ステップ(b)で 移植された場合に天然の半月の形状をとる、請求項35に記載の方法。
- 39.前記の製造ステップが、前記のマトリックスの外面の一部から広がるメッ シュを含むプロテーゼ用半月を製造することを含み、前記のメッシュが分解吸収 可能且つ生体適合性である、請求項35に記載の方法。
- 40.プロテーゼ用半月を製造するための方法であって、下記のステップ: (a)多くの生体適合性且つ生体吸収性の繊維を型に入れ、前記の繊維は天然の ポリマー或はそれらのアナログ又は混合物を含み、前記の型は膝関節機能を可能 にする半月状プロテーゼの形状を定め; (b)前記の繊維を前記の凍結及び解凍の第一及び第二のサイクルに掛け; (c)前記の繊維を化学架橋剤と接触させて前記の繊維が前記の型の形状をとる ようにし;そして(d)前記の架橋した繊維を凍結乾燥することを含む方法。
- 41.前記の天然ポリマーの前記のアナログが生合成アナログである、請求項4 0に記載の方法。
- 42.前記の繊維を、コラーゲン、エラスチン、レティキュリン、セルロース、 並びにそれらのアナログ及び混合物からなる群から選ぶ、請求項40に記載の方 法。
- 43.前記の型に入れるステップが、更に、多くのグリコサミノグリカン分子を 前記の型に入れることを含む、請求項40に記載の方法。
- 44.前記のグリコサミノグリカン分子を、コンドロイチン4−硫酸、コンドロ イチン6−硫酸、ケラタン硫酸、デルマタン硫酸、ヘパリン硫酸、ヒアルロン酸 、及びそれらの混合物からなる群から選ぶ、請求項43に記載の方法。
- 45.前記の型に入れるステップが、更に、前記の繊維を、実質的に、円周方向 に方向付けるステップを含む、請求項40に記載の方法。
- 46.前記の方向付けのステップが、前記の繊維を前記の型内でピストンで圧縮 することを含み、ピストン運動は、実質的に、圧縮軸に沿った方向であり、他方 、前記の圧縮ステップの間、前記のピストンは、前記の圧縮軸の回りで前記の型 に対して回転する、請求項45に記載の方法。
- 47.前記の方向付けステップが、前記の型を、前記の繊維がその中に置かれた ときに、回転させることを含む、請求項45に記載の方法。
- 48.前記の型に入れるステップが、更に、前記の繊維を、実質的に、放射状に 方向付けるステップを含む、請求項40に記載の方法。
- 49.前記の繊維を、前記の凍結及び解凍の第二のサイクルの前に圧縮するステ ップを、更に、含む、請求項40に記載の方法。
- 50.前記の繊維及び前記のGAGを、前記の凍結及び解凍の第二のサイクルの 前に圧縮するステップを、更に、含む、請求項43に記載の方法。
- 51.前記の圧縮ステップが、所定量の圧力を前記のマトリックスの一領域にピ ストンで加えることを含み、前記のピストンが所定の形状を有する、請求項49 に記載の方法。
- 52.前記の化学架橋剤を、グルタルアルデヒド、ホルムアルデヒド、生体適合 性且つ二官能性アルデヒド、カルボジイミド、ヘキサメチレンジイソシアネート 、ビスーイミデート、ポリグリセロールポリグリシジルエーテル、グリオキサル 、及びそれらの混合物からなる群から選ぶ、請求項39に記載の方法。
- 53.前記の化学架橋剤がグルタルアルデヒドを含む、請求項52に記載の方法 。
- 54.前記の化学架橋剤がポリグリセロールポリグリシジルエーテルを含む、請 求項52に記載の方法。
- 55.前記の化学架橋剤が1−エチル−3−(3−ジメチルアミノプロピル)カ ルボジイミドを含む、請求項52に記載の方法。
- 56.前記の凍結乾燥したマトリックスを脱水熱架橋手順に掛ける追加のステッ プを、更に、含む、請求項39に記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US07/317,951 US5007934A (en) | 1987-07-20 | 1989-03-02 | Prosthetic meniscus |
US317,951 | 1989-03-02 |
Publications (2)
Publication Number | Publication Date |
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JPH04504968A true JPH04504968A (ja) | 1992-09-03 |
JP3100156B2 JP3100156B2 (ja) | 2000-10-16 |
Family
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Application Number | Title | Priority Date | Filing Date |
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JP02505044A Expired - Lifetime JP3100156B2 (ja) | 1989-03-02 | 1990-03-01 | プロテーゼ用半月 |
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US (1) | US5007934A (ja) |
EP (1) | EP0461201B1 (ja) |
JP (1) | JP3100156B2 (ja) |
AT (1) | ATE125441T1 (ja) |
AU (1) | AU637605B2 (ja) |
CA (1) | CA2050471C (ja) |
DE (1) | DE69021204T2 (ja) |
ES (1) | ES2077676T3 (ja) |
WO (1) | WO1990009769A1 (ja) |
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JP2005305162A (ja) * | 2004-04-20 | 2005-11-04 | Depuy Mitek Inc | 半月板修復スカフォールド |
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JP2009508540A (ja) * | 2005-08-17 | 2009-03-05 | オックスフォード バイオマテリアリルズ リミテッド | 移植可能な軟骨組織修復デバイス |
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Also Published As
Publication number | Publication date |
---|---|
DE69021204T2 (de) | 1995-12-07 |
CA2050471A1 (en) | 1990-09-03 |
ATE125441T1 (de) | 1995-08-15 |
EP0461201B1 (en) | 1995-07-26 |
EP0461201A4 (en) | 1992-05-13 |
WO1990009769A1 (en) | 1990-09-07 |
AU637605B2 (en) | 1993-06-03 |
AU5337990A (en) | 1990-09-26 |
DE69021204D1 (de) | 1995-08-31 |
CA2050471C (en) | 2001-12-25 |
EP0461201A1 (en) | 1991-12-18 |
US5007934A (en) | 1991-04-16 |
ES2077676T3 (es) | 1995-12-01 |
JP3100156B2 (ja) | 2000-10-16 |
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