JP2005169134A - 縦方向に可撓性のステント - Google Patents
縦方向に可撓性のステント Download PDFInfo
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- JP2005169134A JP2005169134A JP2005005774A JP2005005774A JP2005169134A JP 2005169134 A JP2005169134 A JP 2005169134A JP 2005005774 A JP2005005774 A JP 2005005774A JP 2005005774 A JP2005005774 A JP 2005005774A JP 2005169134 A JP2005169134 A JP 2005169134A
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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
- 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
- A61F2/915—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 with bands having a meander structure, adjacent bands being connected to each other
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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
- A61F2/915—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 with bands having a meander structure, adjacent bands being connected to each other
- A61F2002/91508—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 with bands having a meander structure, adjacent bands being connected to each other the meander having a difference in amplitude along the band
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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
- A61F2/82—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
- A61F2/915—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 with bands having a meander structure, adjacent bands being connected to each other
- A61F2002/91516—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 with bands having a meander structure, adjacent bands being connected to each other the meander having a change in frequency along the band
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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
- A61F2/915—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 with bands having a meander structure, adjacent bands being connected to each other
- A61F2002/91525—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 with bands having a meander structure, adjacent bands being connected to each other within the whole structure different bands showing different meander characteristics, e.g. frequency or amplitude
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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
- A61F2/915—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 with bands having a meander structure, adjacent bands being connected to each other
- A61F2002/91533—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 with bands having a meander structure, adjacent bands being connected to each other characterised by the phase between adjacent bands
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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
- A61F2/915—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 with bands having a meander structure, adjacent bands being connected to each other
- A61F2002/91533—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 with bands having a meander structure, adjacent bands being connected to each other characterised by the phase between adjacent bands
- A61F2002/91541—Adjacent bands are arranged out of phase
-
- 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
- A61F2/915—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 with bands having a meander structure, adjacent bands being connected to each other
- A61F2002/9155—Adjacent bands being connected to each other
- A61F2002/91558—Adjacent bands being connected to each other connected peak to peak
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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
- A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2230/0002—Two-dimensional shapes, e.g. cross-sections
- A61F2230/0028—Shapes in the form of latin or greek characters
- A61F2230/0054—V-shaped
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Physics & Mathematics (AREA)
- Vascular Medicine (AREA)
- Optics & Photonics (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Materials For Medical Uses (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
【解決手段】ステントは、拡張後に縦方向の可撓性を保持する。ステントは、三角形セルを形成する絡み合った蛇行パターンで形成される。三角形セルは、半径方向の支持を提供するような構成であり、拡張後に縦方向の可撓性も提供する。三角形セルは、管壁の被覆率が増加する。ステントは、半径方向の支持を最適化するか、縦方向の可撓性を最適化するような構成である様々な部分を有することができる。ステントは、挿入中にステントの部分が朝顔状に開くのを防止するような構成にすることができる。
【選択図】図3
Description
51 第1部材
52 第1端
53 第2端
54 第2部材
55 第1端
56 第2端
57 第3部材
58 第1端
59 第2端
60 第4部材
61 第1端
62 第2端
63 第1ループ
64 第1角度
67 第1可撓性補償部材
68 第1端
69 第2端
70 縦方向距離
61 第2可撓性補償部材
72 第1端
73 第2端
74 縦方向距離
77 第1縦方向端
78 第2縦方向端
79 第1部分
80 第1端
82 第2端
82 第2部分
83 第1端
84 第2端
85 第3部分
86 第1端
87 第2端
88 第1屈曲区域
89 第2屈曲区域
100 縦方向頂点
104 第2縦方向頂点
202 ステント
204 湾曲した管
206 応力集中点
208 ステント
210 湾曲した管
300 パターン
301 蛇行パターン
302 縦方向中心線/蛇行パターン
304 ループ
306 ループ
308 部材
310 部材
312 蛇行パターン
314 水平方向中心線
316 ループ
318 ループ
320 ループ
322 ループ
324 区間
500 可撓性セル
501 第1部材
502 第1端
503 第2端
504 第2部材
505 第1端
506 第2端
507 第3部材
508 第1端
509 第2端
510 第4部材
511 第1端
512 第2端
513 第5部材
514 第1端
515 第2端
516 第6部材
517 第1端
518 第2端
519 第7部材
520 第1端
521 第2端
522 第8部材
523 第1端
524 第2端
525 第9部材
526 第1端
527 第2端
528 第10部材
529 第1端
530 第2端/第1ループ
531 第2ループ
532 第3ループ
535 第1湾曲部材
536 第2湾曲部材
537 第3湾曲部材
539 湾曲部材
540 第3結合点
541 第7湾曲部材
542 第2結合点
543 第1角度
544 第2角度
545 第3角度
546 第4角度
547 第5角度
549 第6湾曲部材
550 第1ループ
700 第2タイプのセル
704 帯
706 帯
802 正方形セル
804 三角形セル
806 第1蛇行パターン
810 区間
812 区間
822 垂直蛇行パターン
824 垂直蛇行パターン
826 第1蛇行パターン
828 補償部材
830 補償部材/区間
832 補償部材/区間
834 補償部材
836 区間
838 区間
840 点
842 点
844 点
846 点
848 屈曲点
850 屈曲点/帯
852 屈曲点区域/帯
854 屈曲点区域/帯
856 屈曲点区域
858 屈曲点区域
864 帯
866 帯
868 帯
Claims (28)
- 複数の閉じた可撓性区間を備えた拡張式ステントであって、複数の閉じた可撓性空間がそれぞれ、a)第1端および第2端を有する第1部材と、b)第1端および第2端を有する第2部材と、c)第1端および第2端を有する第3部材と、d)第1端および第2端を有する第4部材とを含み、第1部材の第1端が第2部材の第1端と連絡し、第2部材の第2端が第3部材の第2端と連絡し、第3部材の第1端が第4端の第1端と連絡し、e)端に湾曲部分を有する第1部材と第2部材が第1ループを形成し、f)端に湾曲部分を有する第3部材と第4部材が第2ループを形成し、さらに、g)第1端および第2端を有する第5部材と、h)第1端および第2端を有する第6部材と、i)第1端および第2端を有する第7部材と、j)第1端および第2端を有する第8部材と、k)第1端および第2端を有する第9部材と、l)第1端および第2端を有する第10部材とを含み、第5部材の第1端が第1部材の第2端と連絡し、第5部材の第2端が第6部材の第2端と連絡し、第6部材の第1端が第7部材の第1端と連絡し、第7部材の第2端が第8部材の第2端と連絡し、第8部材の第1端が第9部材の第1端と連絡し、第9部材の第2端が第10部材の第2端と連絡し、第10部材の第1端が第4部材の第2端と連絡し、m)端に湾曲部分を有する第5部材と第6部材が第3ループを形成し、n)端に湾曲部分を有する第7部材と第8部材が第4ループを形成し、o)端に湾曲部分を有する第9部材と第10部材が第5ループを形成するステント。
- 第1部材、第3部材、第6部材、第8部材および第10部材が、ステントの縦軸に対してほぼ同じ角度方向を有し、第2部材、第4部材、第5部材、第7部材および第9部材が、ステントの縦軸に対してほぼ同じ角度方向を有する、請求項1に記載のステント。
- 複数の空間のうち少なくとも1つにある少なくとも1つの部材が、その空間の他の部材の長さより大きい長さを有する、請求項1に記載のステント。
- 複数の空間のうち少なくとも1つで、第1、第2、第3および第4部材のうち少なくとも1つが、その空間にある第5、第6、第7、第8、第9および第10部材のうち少なくとも1つの長さより長い長さを有する、請求項1に記載のステント。
- 複数の空間のうち少なくとも1つで、第1、第2、第3および第4部材のうち少なくとも1つが、その空間にある第5、第6、第7、第8、第9および第10部材のうち少なくとも1つの長さの約2倍の長さを有する、請求項4に記載のステント。
- 複数の空間のうち少なくとも1つで、第1、第2、第3および第4部材のうち少なくとも1つが、その空間にある第5、第6、第7、第8、第9および第10部材のうち少なくとも1つの長さとほぼ等しい長さを有する、請求項1に記載のステント。
- 複数の空間の少なくとも1つにある第1、第2、第3および第4部材が、その空間の第5、第6、第7、第8、第9および第10部材の幅とは異なる幅を有する、請求項1に記載のステント。
- 複数の空間の少なくとも1つにある第1、第2、第3および第4部材が、その空間の第5、第6、第7、第8、第9および第10部材の幅より大きい幅を有する、請求項7に記載のステント。
- 複数の空間の少なくとも1つにある少なくとも1つの部材が、その空間の他の部材より大きい幅を有する、請求項1に記載のステント。
- 複数の空間の少なくとも1つにある少なくとも1つの部材が、その空間の他の部材より大きい幅を有する、請求項1に記載のステント。
- 少なくともその空間で最大の長さを有する部材が、隣接する空間に延在する隣接部材と結合される、請求項3に記載のステント。
- 各部材の有意の部分がほぼ直線である、請求項1に記載のステント。
- 部材が金属で構成される、請求項1に記載のステント。
- 金属が、ステンレス鋼およびニチノールで構成されたグループから選択される、請求項13に記載のステント。
- 第1、第2、第3および第4部材と、第5、第6、第7、第8、第9および第10部材に、相互に対して異なる可撓性を設ける、請求項1に記載のステント。
- 第1、第2、第3および第4部材が、第5、第6、第7、第8、第9および第10部材より可撓性が大きい、請求項15に記載のステント。
- 第5、第6、第7、第8、第9および第10部材パターンが、第1、第2、第3および第4部材より可撓性が大きい、請求項15に記載のステント。
- 第1、第2、第3および第4部材の少なくとも1つの少なくとも1つの部分と、第5、第6、第7、第8、第9および第10部材のうち少なくとも1つの少なくとも1つの部分とに、相互に対して異なる可撓性を設ける、請求項1に記載のステント。
- 第1、第2、第3および第4部材のうち少なくとも1つの少なくとも1つの部分に、第5、第6、第7、第8、第9および第10部材のうち少なくとも1つの少なくとも1つの部分より可撓性が大きい少なくとも1つの部分を設ける、請求項18に記載のステント。
- 第5、第6、第7、第8、第9および第10部材のうち少なくとも1つの少なくとも1つの部分に、第1、第2、第3および第4部材のうち少なくとも1つの少なくとも1つの部分より可撓性が大きい少なくとも1つの部分を設ける、請求項18に記載のステント。
- 第1、第2、第3および第4部材と、第5、第6、第7、第8、第9および第10部材とに、相互に対して半径方向の圧縮に対する異なる抵抗力を設ける、請求項1に記載のステント。
- 第1、第2、第3および第4部材が、第5、第6、第7、第8、第9および第10部材より大きい半径方向の圧縮に対する抵抗力を有する、請求21に記載のステント。
- 第5、第6、第7、第8、第9および第10部材が、第1、第2、第3および第4部材より大きい半径方向の圧縮に対する抵抗力を有する、請求項21に記載のステント。
- 第1、第2、第3および第4部材のうち少なくとも1つの少なくとも1つの部分と、第5、第6、第7、第8、第9および第10部材のうち少なくとも1つの少なくとも1つの部分とに、相互に対して半径方向の圧縮に対する異なる抵抗力を設ける、請求項1に記載のステント。
- 複数の第1、第2、第3および第4部材のうち少なくとも1つの少なくとも1つの部分に、第5、第6、第7、第8、第9および第10部材のうち少なくとも1つの少なくとも1つの部分より大きい半径方向の圧縮に対する抵抗力を有する少なくとも1つの部分を設ける、請求項24に記載のステント。
- 第5、第6、第7、第8、第9および第10部材のうち少なくとも1つの少なくとも1つの部分に、第1、第2、第3および第4部材のうち少なくとも1つの少なくとも1つの部分より大きい半径方向の圧縮に対する抵抗力を有する少なくとも1つの部分を設ける、請求項25に記載のステント。
- ほぼ図3、図4、図5、図6、図7、図9または図11のいずれか1つで描かれた通りのセルのマトリックスを備えるステント。
- セルのマトリックスを備えるステントであって、セルが、ほぼ図3、図4、図5、図6、図7、図9または図11のいずれか1つで描かれた通りの1つまたは複数のセルから選択されるステント。
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US09/516,753 US7141062B1 (en) | 2000-03-01 | 2000-03-01 | Longitudinally flexible stent |
US20272300P | 2000-05-08 | 2000-05-08 |
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JP2005005777A Expired - Fee Related JP3822220B2 (ja) | 2000-03-01 | 2005-01-12 | 縦方向に可撓性のステント |
JP2005005774A Expired - Fee Related JP4312159B2 (ja) | 2000-03-01 | 2005-01-12 | 縦方向に可撓性のステント |
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EP (7) | EP1295575B1 (ja) |
JP (3) | JP4564678B2 (ja) |
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AT (5) | ATE317248T1 (ja) |
AU (2) | AU781346B2 (ja) |
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CA (4) | CA2620769C (ja) |
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DE (6) | DE60116803T2 (ja) |
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ES (2) | ES2416681T3 (ja) |
GB (5) | GB2396112B (ja) |
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2001
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