JP4685007B2 - 体内導管を通る流体の流れを閉塞する閉塞器具 - Google Patents
体内導管を通る流体の流れを閉塞する閉塞器具 Download PDFInfo
- Publication number
- JP4685007B2 JP4685007B2 JP2006518826A JP2006518826A JP4685007B2 JP 4685007 B2 JP4685007 B2 JP 4685007B2 JP 2006518826 A JP2006518826 A JP 2006518826A JP 2006518826 A JP2006518826 A JP 2006518826A JP 4685007 B2 JP4685007 B2 JP 4685007B2
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- Prior art keywords
- coil
- body conduit
- primary coil
- instrument
- microcatheter
- 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.)
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- 239000012530 fluid Substances 0.000 title claims abstract description 20
- 239000000835 fiber Substances 0.000 claims abstract description 37
- 230000010102 embolization Effects 0.000 claims description 32
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 8
- 230000003073 embolic effect Effects 0.000 claims description 4
- 229910052697 platinum Inorganic materials 0.000 claims description 4
- 229920000728 polyester Polymers 0.000 claims description 3
- 239000004753 textile Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 17
- 208000022211 Arteriovenous Malformations Diseases 0.000 description 14
- 230000005744 arteriovenous malformation Effects 0.000 description 14
- 238000011282 treatment Methods 0.000 description 8
- 210000001367 artery Anatomy 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 230000002685 pulmonary effect Effects 0.000 description 5
- 206010002329 Aneurysm Diseases 0.000 description 4
- 230000017531 blood circulation Effects 0.000 description 4
- 201000004822 varicocele Diseases 0.000 description 4
- 210000004204 blood vessel Anatomy 0.000 description 3
- 238000002560 therapeutic procedure Methods 0.000 description 3
- 210000003462 vein Anatomy 0.000 description 3
- 230000009278 visceral effect Effects 0.000 description 3
- 208000032843 Hemorrhage Diseases 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 2
- 230000000740 bleeding effect Effects 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 238000002594 fluoroscopy Methods 0.000 description 2
- 210000002767 hepatic artery Anatomy 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 238000002588 pulmonary angiography Methods 0.000 description 2
- 210000001147 pulmonary artery Anatomy 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 229920001059 synthetic polymer Polymers 0.000 description 2
- 230000008733 trauma Effects 0.000 description 2
- 208000019553 vascular disease Diseases 0.000 description 2
- 210000005166 vasculature Anatomy 0.000 description 2
- 229920004934 Dacron® Polymers 0.000 description 1
- 208000005189 Embolism Diseases 0.000 description 1
- 206010053768 Gastroduodenal haemorrhage Diseases 0.000 description 1
- 208000008952 Iliac Aneurysm Diseases 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- 206010038368 Renal arteriovenous malformation Diseases 0.000 description 1
- 206010047141 Vasodilatation Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 208000014617 hemorrhoid Diseases 0.000 description 1
- 230000002440 hepatic effect Effects 0.000 description 1
- 238000011221 initial treatment Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000036244 malformation Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 201000011531 vascular cancer Diseases 0.000 description 1
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Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- 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
- A61B17/12131—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device
- A61B17/1214—Coils or wires
- A61B17/1215—Coils or wires comprising additional materials, e.g. thrombogenic, having filaments, having fibers, being coated
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- 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
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- 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
- 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
- A61B17/12113—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder in a blood vessel within an aneurysm
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- 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
- A61B17/12131—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device
- A61B17/1214—Coils or wires
- A61B17/12145—Coils or wires having a pre-set deployed three-dimensional shape
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- 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
- A61B2017/1205—Introduction devices
Description
Claims (13)
- 体内導管の内腔を通る流体の流れを閉塞する閉塞器具であって、
一連の第1ループを有する一次コイルであって、初張力がかけられており、該コイルが延び始めるために所定の引っ張り力を必要とする1次コイルと、
上記初張力によって1次コイルの第1ループ間に保持され、そこから半径方向に延びる繊維と、
を有し、
上記所定の引っ張り力は、4センチメートルの1次コイルを延ばし始めるのに5グラム重以上で60グラム重未満の値とされ、
上記一次コイルは、軸方向で相互に間隔をあけられた一連の第2ループを有する二次コイルに形成されている
ことを特徴とする閉塞器具。 - 1次コイルをプラチナで作成する、請求項1に記載の器具。
- 1次コイルが344.74MPaから2413.17MPa(1平方インチ当たり50,000から350,000ポンド)の引っ張り強度を有する、請求項1に記載の器具。
- 1次コイルが3から20センチメートルの長さを有する、請求項1に記載の器具。
- 1次コイルが0.254mmから0.889mm(0.010から0.035インチ)の外径を有する、請求項1に記載の器具。
- 2次コイルが3から15ミリメートルの外径を有する、請求項1に記載の器具。
- 繊維を合成ポリエステル紡織繊維で作成する、請求項1に記載の器具。
- 繊維が3から8ミリメートルの長さでコイルから延在し、繊維が、0.0127から
0.0254mm(0.00050から0.00100インチ)の外径を有するストランドで構成される、請求項1に記載の器具。 - ストランドが1から3ミリメートルだけ相互から隔置され、第1ループから3から8ミリメートル延在する、請求項8に記載の器具。
- 体内導管を通る流体の流れを閉塞する塞栓形成キットであって、
誘導カテーテルと、
近位端および遠位端を有し、誘導カテーテルを通って体内導管内で自身を位置決めするように構成されたマイクロカテーテルと、
請求項1乃至9のいずれかに記載の閉塞器具と、
を有する塞栓形成キット。 - 誘導カテーテルが4/3と8/3mm(4フレンチと8フレンチ)の間である、請
求項10に記載の塞栓形成キット。 - さらに、塞栓器具を前進させるプッシュ・ワイヤを有する、請求項10に記載の塞栓形
成キット。 - 体内導管を通る流体の流れを閉塞する塞栓形成キットであって、
近位端および遠位端を有し、内腔を画定するマイクロカテーテルと、
請求項1乃至9のいずれかに記載の閉塞器具と、
を有する塞栓形成キット。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US48530603P | 2003-07-03 | 2003-07-03 | |
PCT/US2004/021512 WO2005006992A1 (en) | 2003-07-03 | 2004-07-02 | Occluding device for occluding fluid flow through a body vessel |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007527267A JP2007527267A (ja) | 2007-09-27 |
JP4685007B2 true JP4685007B2 (ja) | 2011-05-18 |
Family
ID=34079113
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006518826A Active JP4685007B2 (ja) | 2003-07-03 | 2004-07-02 | 体内導管を通る流体の流れを閉塞する閉塞器具 |
Country Status (11)
Country | Link |
---|---|
US (3) | US9301764B2 (ja) |
EP (1) | EP1658011B1 (ja) |
JP (1) | JP4685007B2 (ja) |
CN (1) | CN100400002C (ja) |
AT (1) | ATE369799T1 (ja) |
AU (1) | AU2004257630B2 (ja) |
BR (1) | BRPI0412299B8 (ja) |
CA (1) | CA2530992C (ja) |
DE (1) | DE602004008301T2 (ja) |
DK (1) | DK1658011T3 (ja) |
WO (1) | WO2005006992A1 (ja) |
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AU2004257630B2 (en) | 2010-10-21 |
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JP2007527267A (ja) | 2007-09-27 |
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EP1658011B1 (en) | 2007-08-15 |
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CA2530992C (en) | 2012-01-03 |
BRPI0412299A (pt) | 2006-09-19 |
ATE369799T1 (de) | 2007-09-15 |
WO2005006992A1 (en) | 2005-01-27 |
US20050004598A1 (en) | 2005-01-06 |
CN100400002C (zh) | 2008-07-09 |
AU2004257630A1 (en) | 2005-01-27 |
EP1658011A1 (en) | 2006-05-24 |
DE602004008301D1 (de) | 2007-09-27 |
CN1835716A (zh) | 2006-09-20 |
DE602004008301T2 (de) | 2008-05-08 |
BRPI0412299B8 (pt) | 2021-06-22 |
BRPI0412299B1 (pt) | 2016-01-05 |
US9301764B2 (en) | 2016-04-05 |
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