KR20020023647A - 최선의 강도 및 방사선불투과성 특성을 가진 스텐트 - Google Patents
최선의 강도 및 방사선불투과성 특성을 가진 스텐트 Download PDFInfo
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- KR20020023647A KR20020023647A KR1020010058354A KR20010058354A KR20020023647A KR 20020023647 A KR20020023647 A KR 20020023647A KR 1020010058354 A KR1020010058354 A KR 1020010058354A KR 20010058354 A KR20010058354 A KR 20010058354A KR 20020023647 A KR20020023647 A KR 20020023647A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M29/00—Dilators with or without means for introducing media, e.g. remedies
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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 sheets 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 sheets 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 sheets 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 sheets 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 sheets 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
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- 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 sheets 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 sheets 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 sheets 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
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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 sheets 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 sheets 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
- 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 sheets 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 sheets 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
- A61F2002/91583—Adjacent bands being connected to each other by a bridge, whereby at least one of its ends is connected along the length of a strut between two consecutive apices within a 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
- 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
- A61F2210/0076—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof multilayered, e.g. laminated structures
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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
- A61F2230/0004—Rounded shapes, e.g. with rounded corners
- A61F2230/0013—Horseshoe-shaped, e.g. crescent-shaped, C-shaped, U-shaped
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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
- A61F2250/0032—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 radiographic density
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- 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
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- A61F2250/0036—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 thickness
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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
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- A61F2250/0058—Additional features; Implant or prostheses properties not otherwise provided for
- A61F2250/0096—Markers and sensors for detecting a position or changes of a position of an implant, e.g. RF sensors, ultrasound markers
- A61F2250/0098—Markers and sensors for detecting a position or changes of a position of an implant, e.g. RF sensors, ultrasound markers radio-opaque, e.g. radio-opaque markers
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- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Heart & Thoracic Surgery (AREA)
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- Transplantation (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Prostheses (AREA)
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Abstract
Description
Claims (19)
- 종축선을 가진 박벽 복합-셀룰러 관형 구조로 형성된 배치 스텐트(deployed stent)는:지주부재의 복합 원주부 세트와, 지주부재의 2개 복합 원주부 세트와 접속하는 가요성 링크의 세트 각각을 가진 가요성 링크의 복합 길이방향 배치 세트 및, 복합 폐쇄 둘레부 셀을 함께 형성하는 지주부재와 접속동작 가요성 링크의 세트를 포함하며;지주부재의 각각의 세트는 스텐트의 폐쇄 링-모양 원통형 부분을 형성하는 지주부재의 각각의 세트와 타측으로부터 각각 길이방향으로 분할되며, 지주부재의 각각의 세트는 복합 지주요소로 구성되고, 각각의 지주요소는 각각의 굴곡섹션의 단부 지점인 각각의 접합 지점을 가진 일 사선섹션에 접합 지점에서 연결되는 일 굴곡섹션으로 구성되며;가요성 링크의 각각의 세트는 복합성 개별 가요성 링크로 구성되고, 각각의 개별적 가요성 링크는 "M"링크와 "W"링크를 구비하는 그룹으로부터 선택된 적어도 일 가요성 링크와 스텐트의 종축선과 평행하게 있는 길이방향으로 연장되는 단일 기복진 구조이며;전체 폐쇄된 둘레부 셀의 적어도 절반은 9mm보다 큰 내측 둘레길이를 가지는 것을 특징으로 하는 배치 스텐트.
- 제1항에 있어서, 폐쇄된 둘레부 셀의 적어도 절반은 스텐트의 설계 팽창 제한치에서 0.005in2미만의 내측구역을 가지는 것을 특징으로 하는 배치 스텐트.
- 제2항에 있어서, 개별적 가요성 링크의 적어도 하나의 모양은 "N"형상 링크와 역"N"형상 링크를 구비하는 그룹에서 선택되고, 각각의 링크는 대체로 길이방향 연장 굴곡진 세그먼트를 적어도 4개 구비하는 것을 특징으로 하는 배치 스텐트.
- 제1항에 있어서, 폐쇄된 둘레부 셀의 적어도 절반은 11mm미만의 내측 금속 둘레 길이를 가지는 것을 특징으로 하는 배치 스텐트.
- 종축선을 가진 박벽 복합-셀룰러 관형 구조로 형성된 스텐트는:지주부재의 복합 원주부 세트와, 지주부재의 2개 복합 원주부 세트와 접속하는 가요성 링크의 세트 각각을 가진 가요성 링크의 복합 세트를 포함하며;지주부재의 각각의 세트는 스텐트의 폐쇄 링-모양 원통형 부분을 형성하는 지주부재의 각각의 세트와 타측으로부터 각각 길이방향으로 분할되며, 지주부재의 각각의 세트는 복합 지주요소로 구성되고, 각각의 지주요소는 일 사선섹션에 접합 지점에서 연결되는 일 굴곡섹션으로 구성되며;가요성 링크의 각각의 세트는 복합성 개별 가요성 링크로 구성되고, 각각의 개별적 가요성 링크는 스텐트의 종축선에 평행한 길이방향으로 연장되는 단일 기복진 구조이며 지주부재의 인접세트에 견고하게 부착된 2개 단부를 가지고;가요성 링크의 적어도 일부의 모양은 "M"링크와 "W"링크를 구비하는 그룹으로부터 선택되며, 상기 링크의 각각은 적어도 5개 대체로 길이방향으로 연장되는 굴곡진 세그먼트를 가지며, 각각의 가요성 링크는 지주부재의 일 원주부 세트의 굴곡섹션에 대한 기부근처 부착지점과 지주부재의 제2원주부 세트의 굴곡섹션에 대한 말단부 부착지점을 구비하고, 각각의 개별 가요성 링크는 개별 가요성 링크의 말단부 부착지점과 기부근처 부착지점과의 사이에서 인출되는 라인의 각각의 측부로부터 측정되는 치수가 거의 동일한 최대 원주부 연장부를 가지는 것을 특징으로 하는 스텐트.
- 종축선을 가진 박벽 복합-셀룰러 관형 구조로 형성된 스텐트는 지주부재의 복합 원주부 세트를 포함하며, 지주부재의 각각의 세트는 스텐트의 폐쇄 원통형 부분을 형성하는 지주부재의 각각의 세트와 타측으로부터 각각 길이방향으로 분할되며, 지주부재의 각각의 세트는 복합 접속 굴곡섹션과 사선섹션을 포함하며, 지주부재의 상기 세트는 지주부재의 단부세트 사이에 위치한 지주부재의 중앙세트와 스텐트의 각각의 단부에 위치한 지주부재의 단부세트를 구비하며, 지주부재의 단부세트의 사선섹션은 지주부재의 세트는 지주부재의 중앙 세트의 방사선불투과성과 대비하여 지주부재의 단부 세트의 방사선불투과성이 향상되도록 지주부재의 중앙세트의 사선섹션보다 대체로 더 큰 폭을 가지는 것을 특징으로 하는 스텐트.
- 종축선을 가진 박벽 복합-셀룰러 관형 구조로 형성된 스텐트는 지주부재의 복합 원주부 세트를 포함하며, 지주부재의 각각의 세트는 스텐트의 폐쇄 원통형 부분을 형성하는 지주부재의 각각의 세트와 타측으로부터 각각 길이방향으로 분할되며, 지주부재의 각각의 세트는 복합 접속 굴곡섹션과 사선섹션을 포함하며, 지주부재의 상기 세트는 지주부재의 단부세트 사이에 위치한 지주부재의 중앙세트와 스텐트의 각각의 단부에 위치한 지주부재의 단부세트를 구비하며, 지주부재의 중앙세트의 굴곡섹션은 지주부재의 단부세트의 굴곡섹션의 폭보다 대체로 더 큰 폭을 가지고, 지주부재의 중앙세트의 사선섹션은 지주부재의 단부세트와 지주부재의 중앙세트용으로 대체로 매칭되는 레디알 강도를 제공하도록 지주부재의 단부세트의 사선섹션의 길이와 대비하여 더 큰 길이를 가지는 것을 특징으로 하는 스텐트.
- 제7항에 있어서, 지주부재의 중앙세트의 굴곡섹션의 폭은 지주부재의 단부세트의 굴곡섹션의 폭보다 적어도 0.0005인치 더 큰것을 특징으로 하는 스텐트.
- 제7항에 있어서, 지주부재의 중앙세트의 사선섹션의 길이는 지주부재의 단부세트의 사선섹션의 길이보다 적어도 0.001인치 더 큰 것을 특징으로 하는 스텐트.
- 종축선을 가진 박벽 복합-셀룰러 관형 구조로 형성된 스텐트는 지주부재의 복합 원주부 세트를 포함하며, 지주부재의 각각의 세트는 1개 이상의 길이방향 연장 링크에 의해 타측에 각각 접속되고 타측으로부터 각각 길이방향으로 분할되며,지주부재의 각각의 세트는 스텐트의 폐쇄된 원통형 부분을 형성하며, 지주부재의 각각의 세트는 복합 접속 굴곡섹션과 사선섹션을 포함하며, 지주부재의 상기 세트는 지주부재의 단부세트 사이에 위치한 지주부재의 중앙세트와 스텐트의 각각의 단부에 위치한 지주부재의 단부세트를 구비하며, 지주부재의 단부세트는 지주부재의 단부세트의 방사선불투과성을 증가하도록 지주부재의 중앙세트의 벽 두께보다 더 큰 벽 두께를 가지는 것을 특징으로 하는 스텐트.
- 종축선을 가진 박벽 복합-셀룰러 관형 구조로 형성된 스텐트는 지주부재의 복합 원주부 세트를 포함하며, 지주부재의 각각의 세트는 1개 이상의 길이방향 연장 링크에 의해 타측에 각각 접속되고 타측으로부터 각각 길이방향으로 분할되며, 지주부재의 각각의 세트는 스텐트의 폐쇄된 원통형 부분을 형성하며, 지주부재의 각각의 세트는 복합 접속 굴곡섹션과 사선섹션을 포함하며, 지주부재의 상기 세트는 지주부재의 단부세트 사이에 위치한 지주부재의 중앙세트와 스텐트의 각각의 단부에 위치한 지주부재의 단부세트를 구비하며, 지주부재의 상기 세트의 각각은 고 방사선불투과 금속으로 코팅되며, 지주부재의 단부세트는 지주부재의 단부세트의 증가된 방사선불투과성을 가지도록 지주부재의 중앙세트에 방사선불투과 코팅부의 보다 덜한 두께와 대비하여 높은 방사선불투과 코팅부의 보다 큰 벽 두께를 가지는 것을 특징으로 하는 스텐트.
- 제11항에 있어서, 고 방사선불투과 금속은 금인 것을 특징으로 하는 스텐트.
- 제11항에 있어서, 상기 고 방사선불투과 금속은 플라스틱 재료로 코팅되는 것을 특징으로 하는 스텐트.
- 제11항에 있어서, 플라스틱 코팅은 파릴렌인 것을 특징으로 하는 스텐트.
- 종축선을 가진 박벽 복합-셀룰러 관형 구조로 형성된 스텐트는 지주부재의 복합 원주부 세트를 포함하며, 지주부재의 각각의 세트는 1개 이상의 길이방향 연장 링크에 의해 타측에 각각 접속되고 타측으로부터 각각 길이방향으로 분할되며, 지주부재의 각각의 세트는 스텐트의 폐쇄된 원통형 부분을 형성하며, 지주부재의 각각의 세트는 복합 접속 굴곡섹션과 사선섹션을 포함하며, 지주부재의 상기 세트는 지주부재의 단부세트 사이에 위치한 지주부재의 중앙세트와 스텐트의 각각의 단부에 위치한 지주부재의 단부세트를 구비하며, 지주부재의 중앙세트의 사선섹션은, 지주부재의 중앙세트의 적어도 일 사선섹션이 경사 모양을 가지는 2개 단부와 중앙을 가지며, 여기서 적어도 일 사선섹션의 폭은 사선섹션의 어느 일 단부에 폭과 대비하여 사선섹션의 중앙과 다른 것을 특징으로 하는 스텐트.
- 제15항에 있어서, 적어도 일 사선섹션의 폭은 사선섹션의 어느 일 단부에 폭돠 대비되는 사선섹션의 중앙에서 덜 한 것을 특징으로 하는 스텐트.
- 제15항에 있어서, 적어도 일 사선섹션의 폭은 사선섹션의 어느 일 단부에 폭과 대비하여 사선섹션의 중앙에서 더 큰 것을 특징으로 하는 스텐트.
- 제15항에 있어서, 지주부재의 단부세트의 사선섹션은 중앙부와 2개 단부를 가지며, 지주부재의 단부세트의 사선섹션의 적어도 하나는 적어도 일 사선섹션의 폭이 사선섹션의 어는 일 단부에 폭과 대비하여 사선섹션의 중앙에서 더 크게 이루어진 경사 모양부를 가지는 것을 특징으로 하는 스텐트.
- 종축선을 가진 박벽 복합-셀룰러 관형 구조로 형성된 스텐트는 지주부재의 복합 원주부 세트를 포함하며, 지주부재의 각각의 세트는 1개 이상의 길이방향 연장 링크에 의해 타측에 각각 접속되고 타측으로부터 각각 길이방향으로 분할되며, 지주부재의 각각의 세트는 스텐트의 폐쇄된 원통형 부분을 형성하며, 지주부재의 각각의 세트는 복합 접속 굴곡섹션과 사선섹션을 포함하며, 지주부재의 상기 세트는 지주부재의 단부세트 사이에 위치한 지주부재의 중앙세트와 스텐트의 각각의 단부에 위치한 지주부재의 단부세트를 구비하며, 지주부재의 단부세트의 사선섹션은 중앙부와 2개 단부를 가지며, 지주부재의 단부세트의 사선섹션의 적어도 하나는 적어도 일 사선섹션의 폭이 사선섹션의 어느 일 단부에 폭과 대비하여 사선섹션의 중엉에서 더 트게 이루어진 테이퍼 모양을 가지는 것을 특징으로 하는 스텐트.
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2001
- 2001-07-06 US US09/899,142 patent/US6699278B2/en not_active Expired - Lifetime
- 2001-07-06 US US09/899,147 patent/US20020072792A1/en not_active Abandoned
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- 2001-09-20 DE DE60123187T patent/DE60123187T2/de not_active Expired - Lifetime
- 2001-09-20 ES ES01308015T patent/ES2270965T3/es not_active Expired - Lifetime
- 2001-09-20 KR KR1020010058354A patent/KR100815360B1/ko not_active Expired - Lifetime
- 2001-09-20 AT AT01308015T patent/ATE339932T1/de not_active IP Right Cessation
- 2001-09-20 EP EP01308015A patent/EP1190685B1/en not_active Expired - Lifetime
- 2001-09-21 MX MXPA01009526A patent/MXPA01009526A/es active IP Right Grant
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2003
- 2003-11-21 US US10/717,470 patent/US7338519B2/en not_active Expired - Lifetime
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2005
- 2005-09-01 AU AU2005205781A patent/AU2005205781B2/en not_active Expired
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2008
- 2008-01-09 US US12/007,289 patent/US8454677B2/en not_active Expired - Fee Related
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2011
- 2011-05-17 JP JP2011110470A patent/JP2011177557A/ja active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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KR100820008B1 (ko) * | 2004-05-03 | 2008-04-08 | 쿠아라임드 이노베이티브 메디진프로덕테 게엠베하 | 스텐트 |
KR100795125B1 (ko) * | 2006-07-31 | 2008-01-17 | 연세대학교 산학협력단 | 관상동맥용 스텐트 |
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