JP4977831B2 - ワイヤガイド用に作られた血餅フィルタ - Google Patents
ワイヤガイド用に作られた血餅フィルタ Download PDFInfo
- Publication number
- JP4977831B2 JP4977831B2 JP2007540137A JP2007540137A JP4977831B2 JP 4977831 B2 JP4977831 B2 JP 4977831B2 JP 2007540137 A JP2007540137 A JP 2007540137A JP 2007540137 A JP2007540137 A JP 2007540137A JP 4977831 B2 JP4977831 B2 JP 4977831B2
- Authority
- JP
- Japan
- Prior art keywords
- filter
- struts
- primary
- blood vessel
- hub
- 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.)
- Expired - Fee Related
Links
- 210000004204 blood vessel Anatomy 0.000 claims description 40
- 208000007536 Thrombosis Diseases 0.000 claims description 8
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 3
- 210000001631 vena cava inferior Anatomy 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 230000017531 blood circulation Effects 0.000 description 6
- 210000003111 iliac vein Anatomy 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 238000000605 extraction Methods 0.000 description 5
- 210000003038 endothelium Anatomy 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 210000005166 vasculature Anatomy 0.000 description 3
- 208000010378 Pulmonary Embolism Diseases 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 210000004731 jugular vein Anatomy 0.000 description 2
- 210000004072 lung Anatomy 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 210000002796 renal vein Anatomy 0.000 description 2
- 230000008733 trauma Effects 0.000 description 2
- 208000005189 Embolism Diseases 0.000 description 1
- -1 MP35N TM Inorganic materials 0.000 description 1
- 206010037437 Pulmonary thrombosis Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- WAIPAZQMEIHHTJ-UHFFFAOYSA-N [Cr].[Co] Chemical compound [Cr].[Co] WAIPAZQMEIHHTJ-UHFFFAOYSA-N 0.000 description 1
- 210000003484 anatomy Anatomy 0.000 description 1
- 239000003146 anticoagulant agent Substances 0.000 description 1
- 229940127219 anticoagulant drug Drugs 0.000 description 1
- 230000001010 compromised effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009760 electrical discharge machining Methods 0.000 description 1
- 229910000701 elgiloys (Co-Cr-Ni Alloy) Inorganic materials 0.000 description 1
- 210000003191 femoral vein Anatomy 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000003734 kidney Anatomy 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
- 229910001000 nickel titanium Inorganic materials 0.000 description 1
- HLXZNVUGXRDIFK-UHFFFAOYSA-N nickel titanium Chemical compound [Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni] HLXZNVUGXRDIFK-UHFFFAOYSA-N 0.000 description 1
- 230000000399 orthopedic effect Effects 0.000 description 1
- 230000007170 pathology Effects 0.000 description 1
- 210000001147 pulmonary artery Anatomy 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 230000001732 thrombotic effect Effects 0.000 description 1
- 230000000472 traumatic effect Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 210000002620 vena cava superior Anatomy 0.000 description 1
Images
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
- A61F2/01—Filters implantable into blood vessels
- A61F2/0103—With centering means
-
- 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
- A61F2/01—Filters implantable into blood vessels
- A61F2/0105—Open ended, i.e. legs gathered only at one side
-
- 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
- A61F2/01—Filters implantable into blood vessels
- A61F2/011—Instruments for their placement or removal
-
- 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
- A61F2/01—Filters implantable into blood vessels
- A61F2002/016—Filters implantable into blood vessels made from wire-like elements
-
- 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
- A61F2230/005—Rosette-shaped, e.g. star-shaped
-
- 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
- A61F2230/0063—Three-dimensional shapes
- A61F2230/0073—Quadric-shaped
- A61F2230/008—Quadric-shaped paraboloidal
Description
Claims (13)
- 血管内の血餅を捕捉するためのフィルタ(20)において、
ワイヤガイドを受け入れて通す通路(43)を有するハブ(42)と、
前記フィルタ(20)が前記血管内に配備されるときに、前記ハブ(42)から伸張し、前記フィルタ(20)を前記血管に固定する各フック(52)で終端をなす複数の一次支柱(38)と、
前記ハブ(42)から伸張している複数の二次支柱(40)であって、前記フィルタ(20)が前記血管内に配備される際に前記血管の内側と係合して前記フィルタ(20)を前記血管の中心に位置決めする、複数の二次支柱(40)と、
を備えているフィルタ。 - 前記ハブ(42)には、前記フィルタを前記血管から取り出すための溝(45)が設けられている、請求項1に記載のフィルタ。
- 前記一次支柱(38)と前記二次支柱(40)のそれぞれは、前記ハブ(42)に収納された固定端を含んでおり、前記一次支柱と前記二次支柱の固定端は、束にして一体に固定され、前記通路(43)を通って伸張する中心軸線(44)を画定しており、前記中心軸線(44)は、前記フィルタ(20)がそれ自身を前記血管内で中心に位置決めしたとき、前記血管を通って伸張する長手方向軸線と実質的に平行である、請求項1又は2に記載のフィルタ。
- 前記フィルタ(20)は、潰れた形態と展開した形態を有しており、前記フィルタ(20)は、前記血管内に配備される際、前記潰れた形態から前記展開した形態に広がり、前記二次支柱(40)は、前記フィルタがその展開した形態に広がる際に、前記フィルタを中心に位置決めする、請求項1又は2に記載のフィルタ。
- 前記一次支柱(38)と二次支柱(40)は、前記フィルタが前記展開した形態にあるときにはネットを形成して、血餅を捕捉する、請求項3に記載のフィルタ。
- 前記フック(52)には、前記血管の内壁と係合する返し(54)が設けられている、請求項1又は2に記載のフィルタ。
- 前記一次支柱(38)は、形状記憶合金で作られている、請求項1又は2に記載のフィルタ。
- 前記二次支柱(40)は、形状記憶合金で作られている、請求項1又は2に記載のフィルタ。
- 前記一次支柱(38)は、前記通路の周りに周方向に間隔を空けて配置されており、前記一次支柱の間の前記間隔は実質的に等しい、請求項1又は2に記載のフィルタ。
- 対になった二次支柱(40)が、各対ごとに間隔を空けて配置された一次支柱の、それぞれの間に周方向に配置されている、請求項9に記載のフィルタ。
- 一次支柱(38)は、二次支柱の各対の間に配置されている、請求項9に記載のフィルタ。
- 前記複数の一次支柱(38)は、4本の一次支柱である、請求項1又は2に記載のフィルタ。
- 前記複数の二次支柱(40)は、8本の二次支柱である、請求項1又は2に記載のフィルタ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US62590004P | 2004-11-08 | 2004-11-08 | |
US60/625,900 | 2004-11-08 | ||
PCT/US2005/040299 WO2006052894A1 (en) | 2004-11-08 | 2005-11-07 | Blood clot filter configured for a wire guide |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2008518728A JP2008518728A (ja) | 2008-06-05 |
JP2008518728A5 JP2008518728A5 (ja) | 2008-12-25 |
JP4977831B2 true JP4977831B2 (ja) | 2012-07-18 |
Family
ID=35840695
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007540137A Expired - Fee Related JP4977831B2 (ja) | 2004-11-08 | 2005-11-07 | ワイヤガイド用に作られた血餅フィルタ |
Country Status (5)
Country | Link |
---|---|
US (1) | US20060100660A1 (ja) |
EP (1) | EP1814488A1 (ja) |
JP (1) | JP4977831B2 (ja) |
CA (1) | CA2586641A1 (ja) |
WO (1) | WO2006052894A1 (ja) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
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US8211140B2 (en) | 2004-01-22 | 2012-07-03 | Rex Medical, L.P. | Vein filter |
US7704266B2 (en) | 2004-01-22 | 2010-04-27 | Rex Medical, L.P. | Vein filter |
US8062326B2 (en) | 2004-01-22 | 2011-11-22 | Rex Medical, L.P. | Vein filter |
US8500774B2 (en) | 2004-01-22 | 2013-08-06 | Rex Medical, L.P. | Vein filter |
US7976562B2 (en) | 2004-01-22 | 2011-07-12 | Rex Medical, L.P. | Method of removing a vein filter |
US9510929B2 (en) | 2004-01-22 | 2016-12-06 | Argon Medical Devices, Inc. | Vein filter |
US8162972B2 (en) | 2004-01-22 | 2012-04-24 | Rex Medical, Lp | Vein filter |
WO2005102210A1 (en) * | 2004-04-16 | 2005-11-03 | Cook, Inc. | Removable vena cava filter for reduced trauma in collapsed configuration |
US7625390B2 (en) * | 2004-04-16 | 2009-12-01 | Cook Incorporated | Removable vena cava filter |
US8043322B2 (en) * | 2004-04-16 | 2011-10-25 | Cook Medical Technologies Llc | Removable vena cava filter having inwardly positioned anchoring hooks in collapsed configuration |
US7972353B2 (en) * | 2004-04-16 | 2011-07-05 | Cook Medical Technologies Llc | Removable vena cava filter with anchoring feature for reduced trauma |
AU2005234752B2 (en) | 2004-04-16 | 2010-12-16 | Cook, Inc. | Removable vena cava filter having primary struts for enhanced retrieval and delivery |
CA2580124C (en) * | 2004-09-27 | 2014-05-13 | Rex Medical, L.P. | Vein filter |
BRPI0516135B8 (pt) * | 2004-09-27 | 2021-06-22 | Cook Medical Technologies Llc | filtro removível para captura de trombos em um vaso sanguíneo |
JP5102201B2 (ja) * | 2005-05-12 | 2012-12-19 | シー・アール・バード・インコーポレーテッド | 取り外し可能な塞栓血餅フィルタ |
US10076401B2 (en) | 2006-08-29 | 2018-09-18 | Argon Medical Devices, Inc. | Vein filter |
US8795351B2 (en) | 2007-04-13 | 2014-08-05 | C.R. Bard, Inc. | Migration resistant embolic filter |
US8246672B2 (en) * | 2007-12-27 | 2012-08-21 | Cook Medical Technologies Llc | Endovascular graft with separately positionable and removable frame units |
US8114116B2 (en) * | 2008-01-18 | 2012-02-14 | Cook Medical Technologies Llc | Introduction catheter set for a self-expandable implant |
US20090254117A1 (en) * | 2008-04-03 | 2009-10-08 | Pakter Robert L | Venous Filter with Detachable Anchors |
US8246648B2 (en) * | 2008-11-10 | 2012-08-21 | Cook Medical Technologies Llc | Removable vena cava filter with improved leg |
WO2011088090A1 (en) | 2010-01-12 | 2011-07-21 | Cook Medical Technologies Llc | Visual stabilizer on anchor legs of vena cava filter |
US10022212B2 (en) | 2011-01-13 | 2018-07-17 | Cook Medical Technologies Llc | Temporary venous filter with anti-coagulant delivery method |
US8702747B2 (en) * | 2011-10-21 | 2014-04-22 | Cook Medical Technologies Llc | Femoral removal vena cava filter |
CN104955514B (zh) * | 2012-12-19 | 2017-12-22 | 玛芬股份有限公司 | 一种用于血管内过滤器的回收的装置和方法 |
GB2524289B (en) * | 2014-03-19 | 2016-03-09 | Cook Medical Technologies Llc | Vascular filter |
CN105213065B (zh) * | 2015-10-15 | 2019-12-13 | 先健科技(深圳)有限公司 | 滤器 |
CN105943197A (zh) * | 2016-04-29 | 2016-09-21 | 湖南埃普特医疗器械有限公司 | 一种腔静脉滤器 |
CN108272531A (zh) * | 2017-03-06 | 2018-07-13 | 上海宏普医疗器械有限公司 | 一种超短型双层腔静脉滤器 |
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WO2005102210A1 (en) * | 2004-04-16 | 2005-11-03 | Cook, Inc. | Removable vena cava filter for reduced trauma in collapsed configuration |
US7972353B2 (en) * | 2004-04-16 | 2011-07-05 | Cook Medical Technologies Llc | Removable vena cava filter with anchoring feature for reduced trauma |
US8043322B2 (en) * | 2004-04-16 | 2011-10-25 | Cook Medical Technologies Llc | Removable vena cava filter having inwardly positioned anchoring hooks in collapsed configuration |
US7625390B2 (en) * | 2004-04-16 | 2009-12-01 | Cook Incorporated | Removable vena cava filter |
BRPI0516135B8 (pt) * | 2004-09-27 | 2021-06-22 | Cook Medical Technologies Llc | filtro removível para captura de trombos em um vaso sanguíneo |
-
2005
- 2005-11-07 US US11/268,355 patent/US20060100660A1/en not_active Abandoned
- 2005-11-07 CA CA002586641A patent/CA2586641A1/en not_active Abandoned
- 2005-11-07 EP EP05823983A patent/EP1814488A1/en not_active Withdrawn
- 2005-11-07 JP JP2007540137A patent/JP4977831B2/ja not_active Expired - Fee Related
- 2005-11-07 WO PCT/US2005/040299 patent/WO2006052894A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
US20060100660A1 (en) | 2006-05-11 |
EP1814488A1 (en) | 2007-08-08 |
WO2006052894A1 (en) | 2006-05-18 |
JP2008518728A (ja) | 2008-06-05 |
CA2586641A1 (en) | 2006-05-18 |
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