JPH11507267A - 外部から補強されたテープ強化血管移植片 - Google Patents
外部から補強されたテープ強化血管移植片Info
- Publication number
- JPH11507267A JPH11507267A JP9501979A JP50197997A JPH11507267A JP H11507267 A JPH11507267 A JP H11507267A JP 9501979 A JP9501979 A JP 9501979A JP 50197997 A JP50197997 A JP 50197997A JP H11507267 A JPH11507267 A JP H11507267A
- Authority
- JP
- Japan
- Prior art keywords
- tape
- implant
- tubular
- tubular base
- reinforced
- 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.)
- Ceased
Links
Classifications
-
- 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
- A61F2/04—Hollow or tubular parts of organs, e.g. bladders, tracheae, bronchi or bile ducts
- A61F2/06—Blood vessels
-
- 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
- Y10S623/00—Prosthesis, i.e. artificial body members, parts thereof, or aids and accessories therefor
- Y10S623/901—Method of manufacturing prosthetic device
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.外部から補強されたテープ強化管状人工移植片であって、 伸張された焼結フルオロポリマーから形成された、内部管腔表面と外表面とを 有する管状ベース移植片と; 第1の螺旋ピッチで、該管状ベース移植片の外表面に螺旋状に巻き付けられた 、該管状ベース移植片の外表面に接する内表面と外表面とを有する強化テープの ストリップと; 該強化テープの第1の螺旋ピッチとは異なる第2の螺旋ピッチで、該強化テー プの外表面に螺旋状に巻き付けられた外部補強部材とを備える、 移植片。 2.前記管状ベース移植片が伸張された焼結PTFEから形成される、請求項1に 記載の移植片。 3.前記強化テープが伸張された焼結PTFEから形成される、請求項1に記載の 移植片。 4.前記外部補強部材がPTFEビーディングから形成される、請求項1に記載の 移植片。 5.前記外部補強部材が非弾性フルオロポリマービーディングから形成される 、請求項1に記載の移植片。 6.前記非弾性フルオロポリマービーディングがPTFEビーディングである、請 求項5に記載の移植片。 7.外部補強部材の螺旋ピッチが前記強化テープの螺旋ピッチと逆である、請 求項1に記載の移植片。 8.外部から補強されたテープ強化管状人工移植片の製造方法であって、 a)伸張された焼結フルオロポリマー材料から形成された、内部管腔表面と外 表面とを有する管状ベース移植片を提供する工程と; b)少なくとも1つの伸張された焼結フルオロポリマーフィルムから形成され た強化テープのストリップを提供する工程と; c)第1の螺旋ピッチで、該管状ベース移植片の外表面に該強化テープを螺旋 状に巻き付ける工程と; d)該螺旋状に巻かれた強化テープを該管状ベース移植片に付着させる工程と ; e)実質的に非弾性のビーディングから形成された外部補強部材を提供する工 程と; f)該第1の螺旋ピッチとは異なる第2の螺旋ピッチで、該螺旋状に巻き付け られた強化テープに該外部補強部材を螺旋状に巻き付ける工程と; g)該螺旋状に巻き付けられた外部補強部材を該螺旋状に巻き付けられた強化 テープに付着させる工程 とを包含する、方法。 9.工程aが、以下の工程を包含する方法により、前記管状ベース移植片を製 造することを包含する、請求項8に記載の方法: 結晶性フルオロポリマー粉末と所定量の液体潤滑剤とを混合して、フルオロポ リマーペーストを調製する工程; 該フルオロポリマーペーストを管状加工物に形成する工程; 少なくとも1つの伸張軸に該管状加工物を伸張する工程; 該管状加工物を乾燥させて、該液体潤滑剤を除去する工程; 該管状加工物を焼結して、該管状移植片を形成する工程。 10.工程bが、以下の工程を包含する方法により、所定量の伸張された焼結 フルオロポリマーテープを製造することを含む、請求項8に記載の方法: 結晶性フルオロポリマー粉末と所定量の液体潤滑剤とを混合して、フルオロポ リマーペーストを調製する工程; 該フルオロポリマーペーストをフィルムに形成する工程; 該フィルムをカレンダ加工する工程; 該フィルムを乾燥させて、該液体潤滑剤を除去する工程; 少なくとも1つの伸張軸に該フィルムを伸張する工程; 該伸張されたフィルムを焼結する工程; 該伸張され焼結されたフィルムをストリップに切断し、前記強化テープを形成 する工程。 11.工程cが、 前記管状ベース移植片の縦軸に対して所定の角度で、該管状ベース移植片の外 表面に前記強化テープを層状に重ね、同時に、その縦軸まわりで該管状ベース移 植片を回転させて、該強化テープを、ある螺旋ピッチで、該管状ベース移植片の 外表面に螺旋状に巻き付けることを包含する、 請求項8に記載の方法。 12.工程dが、前記螺旋状に巻き付けられた強化テープ及び管状ベース移植 片を加熱して、該ベース移植片に該強化テープを層形成することを包含する、請 求項8に記載の方法。 13.工程eが、所定量のPTFEビーディングを提供することを包含する、請求 項8に記載の方法。 14.工程fが、 前記管状ベース移植片の縦軸に対して第2の所定の角度で、前記強化テープを 巻き付けられた管状ベース移植片の外表面に前記外部補強部材を層状に重ね、同 時に、その縦軸まわりで該管状ベース移植片を回転させて、該外部補強部材を、 該強化テープを巻き付けた第1の螺旋ピッチとは異なる第2の螺旋ピッチで、該 強化テープに螺旋状に巻き付けることを包含する、 請求項8に記載の方法。 15.工程gが、前記強化テープに前記外部補強部材を層形成する温度まで該 外部補強部材及び該強化テープを加熱することを包含する、請求項8に記載の方 法。 16.工程cが、 前記管状ベース移植片の縦軸に対して第1の所定の角度で、該管状ベース移植 片の外表面に前記強化テープを層状に重ね、その縦軸まわりで該管状ベース移植 片を回転させて、該強化テープを、第1の螺旋ピッチで、該管状ベース移植片の 外表面に螺旋状に巻き付けることを包含し、 工程fが、 該管状ベース移植片の縦軸に対して第2の所定の角度で、該強化テープを巻き 付けられた管状ベース移植片の外表面に前記外部補強部材を層状に重ね、同時に 、その縦軸まわりで該テープを巻き付けた管状ベース移植片を回転させて、該外 部補強部材を、該強化テープを巻き付けた第1の螺旋ピッチとは異なる第2の螺 旋ピッチで、該強化テープに螺旋状に巻き付けることを包含する、 請求項8に記載の方法。 17.前記第1および第2の所定の角度が、前記縦軸に対して同じ度数である が、該縦軸に対する方向が異なり、このため、前記第1の螺旋ピッチと前記第2 の螺旋ピッチとの間に方向の相違が生じる、請求項16に記載の方法。 18.前記第1および第2の所定の角度が、前記ベース移植片の縦軸に対して 異なる角度の大きさを有し、このため、前記強化テープの第1の螺旋ピッチと前 記外部補強部材の第2の螺旋ピッチとの間に相違が生じる、請求項16に記載の 方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US48217795A | 1995-06-07 | 1995-06-07 | |
US08/482,177 | 1995-06-07 | ||
PCT/US1996/009748 WO1996040001A1 (en) | 1995-06-07 | 1996-06-06 | Externally supported tape reinforced vascular graft |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006289276A Division JP2007014803A (ja) | 1995-06-07 | 2006-10-24 | 外部から補強されたテープ強化血管移植片およびその製造方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH11507267A true JPH11507267A (ja) | 1999-06-29 |
Family
ID=23915026
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9501979A Ceased JPH11507267A (ja) | 1995-06-07 | 1996-06-06 | 外部から補強されたテープ強化血管移植片 |
JP2006289276A Pending JP2007014803A (ja) | 1995-06-07 | 2006-10-24 | 外部から補強されたテープ強化血管移植片およびその製造方法 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006289276A Pending JP2007014803A (ja) | 1995-06-07 | 2006-10-24 | 外部から補強されたテープ強化血管移植片およびその製造方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US5976192A (ja) |
EP (1) | EP0830110B2 (ja) |
JP (2) | JPH11507267A (ja) |
DE (1) | DE69629679T3 (ja) |
ES (1) | ES2206581T3 (ja) |
WO (1) | WO1996040001A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009022511A (ja) * | 2007-07-19 | 2009-02-05 | National Cardiovascular Center | 人工血管 |
JP2013526378A (ja) * | 2010-05-20 | 2013-06-24 | マッケ カーディオバスキュラー エルエルシー | 外側ポリマー支持構造を有した複合人工器官およびその製造方法 |
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JP2009022511A (ja) * | 2007-07-19 | 2009-02-05 | National Cardiovascular Center | 人工血管 |
JP2013526378A (ja) * | 2010-05-20 | 2013-06-24 | マッケ カーディオバスキュラー エルエルシー | 外側ポリマー支持構造を有した複合人工器官およびその製造方法 |
US9375326B2 (en) | 2010-05-20 | 2016-06-28 | Maquet Cardiovascular Llc | Composite prosthesis with external polymeric support structure and methods of manufacturing the same |
US9956069B2 (en) | 2010-05-20 | 2018-05-01 | Maquet Cardiovascular Llc | Composite prosthesis with external polymeric support structure and methods of manufacturing the same |
JP2018183602A (ja) * | 2010-05-20 | 2018-11-22 | マッケ カーディオバスキュラー エルエルシー | 外側ポリマー支持構造を有した複合人工器官およびその製造方法 |
Also Published As
Publication number | Publication date |
---|---|
DE69629679T2 (de) | 2004-06-17 |
EP0830110B1 (en) | 2003-08-27 |
ES2206581T3 (es) | 2004-05-16 |
WO1996040001A1 (en) | 1996-12-19 |
EP0830110B2 (en) | 2010-08-04 |
DE69629679D1 (de) | 2003-10-02 |
JP2007014803A (ja) | 2007-01-25 |
US5976192A (en) | 1999-11-02 |
EP0830110A1 (en) | 1998-03-25 |
DE69629679T3 (de) | 2011-07-07 |
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