KR20020093610A - 연결 소자를 갖는 풍선-동작형 스텐트를 사용하여 혈관을지지하기 위한 장치 및 방법 - Google Patents
연결 소자를 갖는 풍선-동작형 스텐트를 사용하여 혈관을지지하기 위한 장치 및 방법 Download PDFInfo
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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
-
- 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
- A61F2/95—Instruments specially adapted for placement or removal of stents or stent-grafts
- A61F2/962—Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve
-
- 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
- A61L27/02—Inorganic materials
- A61L27/04—Metals or alloys
-
- 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
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
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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
- A61F2/95—Instruments specially adapted for placement or removal of stents or stent-grafts
- A61F2/958—Inflatable balloons for placing stents or stent-grafts
-
- 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
- A61F2002/91533—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
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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
- A61F2002/91591—Locking connectors, e.g. using male-female connections
-
- 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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- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Cardiology (AREA)
- Vascular Medicine (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
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- Hematology (AREA)
- Child & Adolescent Psychology (AREA)
- Pulmonology (AREA)
- Inorganic Chemistry (AREA)
- Dermatology (AREA)
- Medicinal Chemistry (AREA)
- Epidemiology (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Prostheses (AREA)
Abstract
Description
Claims (63)
- 혈관 지지 장치에 있어서,제 1 개방 단부 및 제 2 개방 단부를 갖는 원통 형상으로 한정되는 연결 소자들의 격자와 상기 연결 소자들을 연결하는 복수의 브리지를 구비하는 스텐트를 포함하고,상기 격자는 폐쇄 형상과 개방 형상 사이에서 전환될 수 있고, 각각의 브리지는 폐쇄 형상에서는 인접하는 브리지에 연결되고, 개방 형상에서는 인접하는 브리지로부터 분리되고,내부 슬리브와 그 내부 슬리브상에 팽창 부재를 구비하는 카테터를 또한 포함하고,상기 팽창 부재는 붕괴 상태와 팽창 상태 사이에서 전환될 수 있고, 상기 스텐트는 팽창 부재가 붕괴 상태이고 스텐트가 폐쇄 형상일 때 팽창 부재 위로 카테터에 고정되고, 상기 스텐트는 팽창 부재가 팽창 상태이고 스텐트가 개방 형상일 때 카테터로부터 분리되는 혈관 지지 장치.
- 제 1 항에 있어서, 상기 카테터는 스텐트 위로 가동식으로 배치되는 커버를 포함하는 혈관 지지 장치.
- 제 1 항에 있어서, 상기 팽창 부재는 팽창가능한 풍선인 혈관 지지 장치.
- 제 3 항에 있어서, 상기 커버는 외장인 혈관 지지 장치.
- 제 4 항에 있어서, 상기 외장은 폴리머로 제조되는 혈관 지지 장치.
- 제 1 항에 있어서, 상기 스텐트는 합금으로 제조되는 혈관 지지 장치.
- 제 6 항에 있어서, 상기 스텐트는 스테인리스 스틸로 제조되는 혈관 지지 장치.
- 제 1 항에 있어서, 상기 스텐트는 붕괴 복구가능한 혈관 지지 장치.
- 제 8 항에 있어서, 상기 스텐트는 니켈 티타늄(NiTi)으로 제조되는 혈관 지지 장치.
- 제 6 항에 있어서, 상기 스텐트는 고탄성 합금으로 제조되는 혈관 지지 장치.
- 제 10 항에 있어서, 상기 스텐트는 니켈 티타늄(NiTi)으로 제조되는 혈관 지지 장치.
- 제 1 항에 있어서, 상기 각각의 브리지는 돌기부와 기부를 구비하고, 상기 기부는 인접하는 브리지로부터 돌기부를 수용하기 위한 돌기부 고정 구역을 구비하는 혈관 지지 장치.
- 제 12 항에 있어서, 상기 연결 소자들은 복수의 인접 구역을 포함하는 혈관 지지 장치.
- 제 13 항에 있어서, 상기 인접 구역들은 인접하는 후프들을 포함하는 혈관 지지 장치.
- 제 14 항에 있어서, 상기 각각의 후프는 복수의 루프를 포함하는 혈관 지지 장치.
- 제 15 항에 있어서, 상기 각각의 후프는 적어도 하나의 지주를 포함하는 혈관 지지 장치.
- 제 12 항에 있어서, 상기 각각의 브리지는 기부로부터 연장되는 횡방향 아암을 구비하는 혈관 지지 장치.
- 제 17 항에 있어서, 상기 돌기부 고정 구역은 내부에 개구를 구비하는 혈관 지지 장치.
- 제 18 항에 있어서, 상기 신장부는 기부와 돌기부 사이에 연결되는 혈관 지지 장치.
- 제 19 항에 있어서, 상기 신장부는 목부를 포함하고, 상기 돌기부는 상기 목부보다 위쪽에 위치되는 혈관 지지 장치.
- 제 20 항에 있어서, 상기 돌기부는 적어도 하나의 횡방향 립을 포함하는 혈관 지지 장치.
- 제 21 항에 있어서, 상기 돌기부 고정 구역은 상기 돌기부의 적어도 하나의 횡방향 립에 해제가능하게 결합하기 위한 적어도 하나의 횡방향 레지를 포함하는 혈관 지지 장치.
- 제 22 항에 있어서, 상기 돌기부는 적어도 하나의 횡방향 립에 인접하는 적어도 하나의 측벽을 포함하는 혈관 지지 장치.
- 제 23 항에 있어서, 상기 돌기부 고정 구역은 상기 돌기부의 적어도 하나의측벽을 해제가능하게 결합하기 위해 적어도 하나의 횡방향 레지에 인접하는 적어도 하나의 횡방향 오목부를 포함하는 혈관 지지 장치.
- 제 24 항에 있어서, 상기 적어도 하나의 측벽은 만곡되는 혈관 지지 장치.
- 제 25 항에 있어서, 상기 적어도 하나의 오목부는 만곡되는 혈관 지지 장치.
- 제 26 항에 있어서, 상기 횡방향 아암은 연결 소자들을 연결하는 혈관 지지 장치.
- 혈관 지지 방법에 있어서,(a) 제 1 개방 단부 및 제 2 개방 단부를 갖는 원통 형상으로 한정되는 연결 소자들의 격자와 상기 연결 소자들을 연결하는 복수의 브리지를 구비하는 스텐트를 포함하고,상기 격자는 폐쇄 형상과 개방 형상 사이에서 전환될 수 있고, 각각의 브리지는 폐쇄 형상에서는 인접하는 브리지에 연결되고, 개방 형상에서는 인접하는 브리지로부터 분리되고,내부 슬리브와 그 내부 슬리브상에 팽창 부재를 구비하는 카테터를 또한 포함하고,상기 팽창 부재는 붕괴 상태와 팽창 상태 사이에서 전환될 수 있고, 상기 스텐트는 팽창 부재가 붕괴 상태이고 스텐트가 폐쇄 형상일 때 팽창 부재 위로 카테터에 고정되고, 상기 스텐트는 팽창 부재가 팽창 상태이고 스텐트가 개방 형상일 때 카테터로부터 분리되는 혈관 지지 장치를 제공하는 단계와,(b) 상기 장치를 혈관 내로 삽입하는 단계와,(c) 상기 혈관 내의 소망 위치에 상기 장치의 말단부를 위치시키는 단계와,(d) 상기 팽창 부재에 의해 스텐트를 개방 형상으로 전개시키는 단계를 포함하는 혈관 지지 방법.
- 제 28 항에 있어서, 상기 카테터는 스텐트 위로 가동식으로 배치되는 커버를 부가로 포함하고, 상기 커버는 상기 (a) 단계 내지 (c) 단계 도중에 스텐트가 개방 형상으로 전개되는 것을 방지하는 혈관 지지 방법.
- 제 29 항에 있어서, 상기 팽창 부재의 팽창에 의해 상기 스텐트를 개방 형상으로 전개시키는 단계를 부가로 포함하는 혈관 지지 방법.
- 제 28 항에 있어서, 상기 (b) 단계 내지 (d) 단계를 수행하기 전에 브리지들을 연결함으로써 스텐트를 카테터에 고정하는 단계를 부가로 포함하는 혈관 지지 방법.
- 제 31 항에 있어서, 상기 (d) 단계를 수행한 후에 상기 카테터를 제거하는단계를 부가로 포함하는 혈관 지지 방법.
- 혈관 지지 장치에 있어서,제 1 개방 단부 및 제 2 개방 단부를 갖는 원통 형상으로 한정되는 연결 소자들의 격자를 구비하는 스텐트를 포함하고,상기 격자는 폐쇄 형상과 개방 형상을 가지고, 상기 연결 소자들은 복수의 지주를 포함하고, 각각의 지주는 폐쇄 형상에서는 인접하는 지주에 연결되고, 개방 형상에서는 인접하는 지주로부터 분리되고,내부 슬리브와 그 내부 슬리브상에 팽창 부재를 구비하는 카테터를 또한 포함하고,상기 팽창 부재는 붕괴 상태와 팽창 상태 사이에서 전환될 수 있고, 상기 스텐트는 팽창 부재가 붕괴 상태이고 스텐트가 폐쇄 형상일 때 팽창 부재 위로 카테터에 고정되고, 상기 스텐트는 팽창 부재가 팽창 상태이고 스텐트가 개방 형상일 때 카테터로부터 분리되는 혈관 지지 장치.
- 제 33 항에 있어서, 상기 카테터는 스텐트 위로 가동식으로 배치되는 커버를 포함하는 혈관 지지 장치.
- 제 33 항에 있어서, 상기 팽창 부재는 팽창가능한 풍선인 혈관 지지 장치.
- 제 34 항에 있어서, 상기 커버는 외장인 혈관 지지 장치.
- 제 36 항에 있어서, 상기 외장은 폴리머로 제조되는 혈관 지지 장치.
- 제 33 항에 있어서, 상기 지주는 합금으로 제조되는 혈관 지지 장치.
- 제 38 항에 있어서, 상기 스텐트는 스테인리스 스틸로 제조되는 혈관 지지 장치.
- 제 33 항에 있어서, 상기 스텐트는 붕괴 복구가능한 혈관 지지 장치.
- 제 40 항에 있어서, 상기 스텐트는 니켈 티타늄(NiTi)으로 제조되는 혈관 지지 장치.
- 제 38 항에 있어서, 상기 스텐트는 고탄성 합금으로 제조되는 혈관 지지 장치.
- 제 42 항에 있어서, 상기 스텐트는 니켈 티타늄(NiTi)으로 제조되는 혈관 지지 장치.
- 제 33 항에 있어서, 상기 각각의 지주는 돌기부와 기부를 구비하고, 상기 기부는 인접하는 지주로부터 돌기부를 수용하기 위한 돌기부 고정 구역을 구비하는 혈관 지지 장치.
- 제 44 항에 있어서, 상기 연결 소자들은 복수의 인접 구역을 포함하는 혈관 지지 장치.
- 제 45 항에 있어서, 상기 인접 구역들은 인접하는 후프들을 포함하는 혈관 지지 장치.
- 제 46 항에 있어서, 상기 각각의 후프는 복수의 루프를 포함하는 혈관 지지 장치.
- 제 47 항에 있어서, 상기 각각의 후프는 적어도 하나의 지주를 포함하는 혈관 지지 장치.
- 제 44 항에 있어서, 상기 각각의 지주는 기부로부터 연장되는 횡방향 아암을 구비하는 혈관 지지 장치.
- 제 49 항에 있어서, 상기 돌기부 고정 구역은 내부에 개구를 구비하는 혈관지지 장치.
- 제 50 항에 있어서, 신장부는 상기 기부와 돌기부 사이에 연결되는 혈관 지지 장치.
- 제 51 항에 있어서, 상기 돌기부는 적어도 하나의 횡방향 립을 포함하는 혈관 지지 장치.
- 제 52 항에 있어서, 상기 돌기부 고정 구역은 상기 돌기부의 적어도 하나의 횡방향 립에 해제가능하게 결합하기 위한 적어도 하나의 횡방향 레지를 포함하는 혈관 지지 장치.
- 제 53 항에 있어서, 상기 돌기부는 적어도 하나의 횡방향 립에 인접하는 적어도 하나의 측벽을 포함하는 혈관 지지 장치.
- 제 54 항에 있어서, 상기 돌기부 고정 구역은 상기 돌기부의 적어도 하나의 측벽을 해제가능하게 결합하기 위해 적어도 하나의 횡방향 레지에 인접하는 적어도 하나의 횡방향 오목부를 포함하는 혈관 지지 장치.
- 제 55 항에 있어서, 상기 적어도 하나의 측벽은 만곡되는 혈관 지지 장치.
- 제 56 항에 있어서, 상기 적어도 하나의 오목부는 만곡되는 혈관 지지 장치.
- 제 57 항에 있어서, 상기 횡방향 아암은 연결 소자들을 연결하는 혈관 지지 장치.
- 혈관 지지 방법에 있어서,(a) 제 1 개방 단부 및 제 2 개방 단부를 갖는 원통 형상으로 한정되는 연결 소자들의 격자와 상기 연결 소자들을 연결하는 복수의 지주를 구비하는 스텐트를 포함하고,상기 격자는 폐쇄 형상과 개방 형상 사이에서 전환될 수 있고, 상기 각각의 지주는 폐쇄 형상에서는 인접하는 지주에 연결되고, 개방 형상에서는 인접하는 지주로부터 분리되고,내부 슬리브와 그 내부 슬리브상에 팽창 부재를 구비하는 카테터를 또한 포함하고,상기 팽창 부재는 붕괴 상태와 팽창 상태 사이에서 전환될 수 있고, 상기 스텐트는 팽창 부재가 붕괴 상태이고 스텐트가 폐쇄 형상일 때 팽창 부재 위로 카테터에 고정되고, 상기 스텐트는 팽창 부재가 팽창 상태이고 스텐트가 개방 형상일 때 카테터로부터 분리되는 혈관 지지 장치를 제공하는 단계와,(b) 상기 장치를 혈과 내부에 삽입하는 단계와,(c) 상기 혈관 내의 소망 위치에 상기 장치의 말단부를 위치시키는 단계와,(d) 상기 팽창 부재에 의해 스텐트를 개방 형상으로 전개시키는 단계를 포함하는 혈관 지지 방법.
- 제 59 항에 있어서, 상기 카테터는 스텐트 위로 가동식으로 배치되는 커버를 부가로 포함하고, 상기 커버는 상기 (a) 단계 내지 (c) 단계 도중에 스텐트가 개방 형상으로 전개되는 것을 방지하는 혈관 지지 방법.
- 제 60 항에 있어서, 상기 팽창 부재의 팽창에 의해 상기 스텐트를 개방 형상으로 전개시키는 단계를 부가로 포함하는 혈관 지지 방법.
- 제 59 항에 있어서, 상기 (b) 단계 내지 (d) 단계를 수행하기 전에 지주들을 연결함으로써 스텐트를 카테터에 고정하는 단계를 부가로 포함하는 혈관 지지 방법.
- 제 62 항에 있어서, 상기 (d) 단계를 수행한 후에 상기 카테터를 제거하는 단계를 부가로 포함하는 혈관 지지 방법.
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DE60206694D1 (de) | 2005-11-24 |
EP1266638A2 (en) | 2002-12-18 |
DK1266638T3 (da) | 2006-01-30 |
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CA2389401A1 (en) | 2002-12-08 |
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JP2003047662A (ja) | 2003-02-18 |
JP4233810B2 (ja) | 2009-03-04 |
DE60206694T2 (de) | 2006-07-20 |
US6562067B2 (en) | 2003-05-13 |
AU4065802A (en) | 2002-12-12 |
ES2250587T3 (es) | 2006-04-16 |
EP1266638A3 (en) | 2003-03-19 |
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