JPH11513902A - 血管又は中空の器官内腔内に植え込まれる装置 - Google Patents
血管又は中空の器官内腔内に植え込まれる装置Info
- Publication number
- JPH11513902A JPH11513902A JP9502525A JP50252597A JPH11513902A JP H11513902 A JPH11513902 A JP H11513902A JP 9502525 A JP9502525 A JP 9502525A JP 50252597 A JP50252597 A JP 50252597A JP H11513902 A JPH11513902 A JP H11513902A
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- cell
- wire
- cells
- frame
- connection
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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
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- A61B17/0057—Implements for plugging an opening in the wall of a hollow or tubular organ, e.g. for sealing a vessel puncture or closing a cardiac septal defect
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- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
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- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12099—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder
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- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12099—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder
- A61B17/12104—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder in an air passage
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- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12099—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder
- A61B17/12109—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder in a blood vessel
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- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12099—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder
- A61B17/12122—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder within the heart
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- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12131—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device
- A61B17/12168—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device having a mesh structure
- A61B17/12172—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device having a mesh structure having a pre-set deployed three-dimensional shape
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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
- A61F2/01—Filters implantable into blood vessels
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- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
- A61B2017/00238—Type of minimally invasive operation
- A61B2017/00243—Type of minimally invasive operation cardiac
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- A61B2017/00575—Implements for plugging an opening in the wall of a hollow or tubular organ, e.g. for sealing a vessel puncture or closing a cardiac septal defect for closure at remote site, e.g. closing atrial septum defects
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- A61B17/0057—Implements for plugging an opening in the wall of a hollow or tubular organ, e.g. for sealing a vessel puncture or closing a cardiac septal defect
- A61B2017/00575—Implements for plugging an opening in the wall of a hollow or tubular organ, e.g. for sealing a vessel puncture or closing a cardiac septal defect for closure at remote site, e.g. closing atrial septum defects
- A61B2017/00592—Elastic or resilient implements
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- A61B17/0057—Implements for plugging an opening in the wall of a hollow or tubular organ, e.g. for sealing a vessel puncture or closing a cardiac septal defect
- A61B2017/00575—Implements for plugging an opening in the wall of a hollow or tubular organ, e.g. for sealing a vessel puncture or closing a cardiac septal defect for closure at remote site, e.g. closing atrial septum defects
- A61B2017/00597—Implements comprising a membrane
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- A—HUMAN NECESSITIES
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- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/0057—Implements for plugging an opening in the wall of a hollow or tubular organ, e.g. for sealing a vessel puncture or closing a cardiac septal defect
- A61B2017/00575—Implements for plugging an opening in the wall of a hollow or tubular organ, e.g. for sealing a vessel puncture or closing a cardiac septal defect for closure at remote site, e.g. closing atrial septum defects
- A61B2017/00606—Implements H-shaped in cross-section, i.e. with occluders on both sides of the opening
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/0057—Implements for plugging an opening in the wall of a hollow or tubular organ, e.g. for sealing a vessel puncture or closing a cardiac septal defect
- A61B2017/00575—Implements for plugging an opening in the wall of a hollow or tubular organ, e.g. for sealing a vessel puncture or closing a cardiac septal defect for closure at remote site, e.g. closing atrial septum defects
- A61B2017/00615—Implements with an occluder on one side of the opening and holding means therefor on the other
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- A61B2017/00867—Material properties shape memory effect
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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
- A61F2/01—Filters implantable into blood vessels
- A61F2002/016—Filters implantable into blood vessels made from wire-like elements
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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
- A61F2/04—Hollow or tubular parts of organs, e.g. bladders, tracheae, bronchi or bile ducts
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- A61F2002/068—Modifying the blood flow model, e.g. by diffuser or deflector
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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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- A61F2230/00—Geometry 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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Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.自己膨張型ステント、大動脈フィルタ、閉塞手段又は支持手段のような人 体又は動物の体の血管又は中空の器官の内腔内に植え込まれる装置であって、セ ル接続部にて相互に交わり且つ閉じたセルを形成する少なくとも2つの別個のワ イヤー部分から成る複数の相互に接続したセルを有するワイヤーフレームを備え る装置にして、 前記セル接続部にて前記ワイヤーが結ばれてセルを幾何学的形態に係止し、ワ イヤーフレームに対して半径方向内方に作用する圧力が加わったとき、それぞれ のセル内のワイヤー型のセル側部が、セルの接続部にて係止されるようにしたこ とを特徴とする装置。 2.請求項1に記載の装置にして、前記ワイヤーフレームが、展開図で見たと き、各々が、4つのセル側部と、該セルの頂点に配置された4つのセル接続部と を各々有する偏菱形のセルを備えることを特徴とする装置。 3.請求項1に記載の装置にして、前記ワイヤーフレームが、展開図で見たと き、各々が、4つのセル側部と、4つのセル接続部とを有する方形のセルを備え ることを特徴とする装置。 4.請求項1に記載の装置にして、前記ワイヤーフレームが、展開図で見たと き、各々が、4つ以上のセル側部と、対応する数のセル接続部とを有する多角形 のセルを備えることを特徴とする装置。 5.請求項1乃至4の何れかに記載の装置にして、前記ワイヤーフレームが、 2つのワイヤー部分がループ状の形状に形成されるセル接続部を備え、前記ワイ ヤー部分の一方の上でループを保持する2つのセル側部が前記他方のワイヤー部 分のループを通過し、またその逆となるようにし、これにより、好ましくは、前 記接続部がこぶ結目状となるようにしたことを特徴とする装置。 6.請求項1乃至5の何れかに記載の装置にして、前記ワイヤーフレームが、 前記一方のワイヤー部分が、各セル接続部にて前記他方のワイヤー部分の上方で 且つその下方に一回ループ状に巻かれ、また、その逆とされ、一対の前記2つの 接続部の間にて、前記2つのワイヤー部分が互いの周りで少なくとも一回捩られ ることを特徴とする装置。 7.請求項1乃至6に記載の装置にして、前記ワイヤーフレームが、第一の方 向に伸長する捩れ軸線の周りで互いを中心として一回捩られ、また、前記第一の 方向に対してある角度にて、好ましくは約90°にて伸長する第二の捩れ軸線の周 りで互いを中心として少なくとも一回捩られるセル接続部を備えることを特徴と する装置。 8.請求項7に記載の装置にして、前記ワイヤーフレームが、略均一な径を有 する管状部分を備え、前記第一の方向が前記管状部分の略周方向に伸長し、前記 第二の捩れ軸線が、前記管状部分の略長手方向に伸長することを特徴とする装置 。 9.請求項2に記載の装置にして、前記ワイヤーフレームが、前記2つのワイ ヤー部分が前記管状部分の略周方向に伸長する捩れ軸線の周りで互いを中心とし て少なくとも一回捩られるセル接続部を有する管状部分を備えることを特徴とす る装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU95109746/14A RU2157146C2 (ru) | 1995-06-13 | 1995-06-13 | Устройство для имплантации в сосудах и полых органах (его варианты) |
RU95109746 | 1995-06-13 | ||
PCT/DK1996/000254 WO1996041589A1 (en) | 1995-06-13 | 1996-06-11 | A device for implantation in a vessel or hollow organ lumen |
Publications (3)
Publication Number | Publication Date |
---|---|
JPH11513902A true JPH11513902A (ja) | 1999-11-30 |
JP3881379B2 JP3881379B2 (ja) | 2007-02-14 |
JP3881379B6 JP3881379B6 (ja) | 2007-08-08 |
Family
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004532667A (ja) * | 2000-12-12 | 2004-10-28 | メドトロニック ヴァスキュラー インコーポレイテッド | 編組体形状を最適化した折り畳み式血液フィルタ |
JP2007330812A (ja) * | 1996-12-24 | 2007-12-27 | John J Frantzen | 半径方向膨張可能で軸方向に収縮しない外科用ステント |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007330812A (ja) * | 1996-12-24 | 2007-12-27 | John J Frantzen | 半径方向膨張可能で軸方向に収縮しない外科用ステント |
JP2004532667A (ja) * | 2000-12-12 | 2004-10-28 | メドトロニック ヴァスキュラー インコーポレイテッド | 編組体形状を最適化した折り畳み式血液フィルタ |
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Publication number | Publication date |
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DE69633824D1 (de) | 2004-12-16 |
DE69633824T2 (de) | 2005-11-03 |
EP1504729A3 (en) | 2010-09-08 |
AU6121896A (en) | 1997-01-09 |
JP3881379B2 (ja) | 2007-02-14 |
RU2157146C2 (ru) | 2000-10-10 |
WO1996041589A1 (en) | 1996-12-27 |
EP1504729A2 (en) | 2005-02-09 |
EP0836450A1 (en) | 1998-04-22 |
US6063113A (en) | 2000-05-16 |
EP0836450B1 (en) | 2004-11-10 |
RU95109746A (ru) | 1996-11-27 |
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