JP3626488B1 - 医療用ガイドワイヤ - Google Patents
医療用ガイドワイヤ Download PDFInfo
- Publication number
- JP3626488B1 JP3626488B1 JP2004071846A JP2004071846A JP3626488B1 JP 3626488 B1 JP3626488 B1 JP 3626488B1 JP 2004071846 A JP2004071846 A JP 2004071846A JP 2004071846 A JP2004071846 A JP 2004071846A JP 3626488 B1 JP3626488 B1 JP 3626488B1
- Authority
- JP
- Japan
- Prior art keywords
- coil
- guide wire
- coil spring
- spring body
- end portion
- 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 - Lifetime
Links
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Images
Classifications
-
- 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
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
-
- 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
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
- A61M2025/09058—Basic structures of guide wires
- A61M2025/09083—Basic structures of guide wires having a coil around a core
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hematology (AREA)
- Animal Behavior & Ethology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Biophysics (AREA)
- Pulmonology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Materials For Medical Uses (AREA)
- Endoscopes (AREA)
- Manipulator (AREA)
Abstract
【解決手段】 芯材2の前端部2Aが截頭円錐形部5等によって前端方向に徐変縮径またはテーパー縮径された先細形状にして、先端から少くとも20粍長はコイルばね体3と芯材2の非一体化ゾーンLに形成され、さらに非一体化ゾーンLからコイルばね体3の後端間に、芯材2の外周とコイルばね体3の内周を固着した固着ポイントPを複数個スパン配設した構造が特徴である。
【選択図】 図1
Description
1A ガイドワイヤの先端部
2 芯材
2A 芯材の前端部
2B 芯材の手元部
3 コイルばね体
3A 放射線不透過性コイル
3B 放射線透過性コイル
5 截頭円錐形部
6 コイル線間隙間
10 血管
11 血管狭窄部
L 固着ポイント不存在部
P 固着ポイント
S 固着ポイントのスパン
R 曲率半径
M マーカー
Claims (3)
- 細径状の前端部と該前端部より太径の手元部から成る長尺可撓性の芯材の該前端部に、両端を該芯材に固着したコイルばね体を嵌装した医療用ガイドワイヤにおいて、前記芯材の前記前端部が先端方向に徐変縮径またはテーパー縮径された先細形状にして、先端から少くとも20粍長は前記コイルばね体と前記芯材の非一体化ゾーンに形成され、さらに、該非一体化ゾーンから該コイルばね体の後端間に、該芯材の外周と該コイルばね体の内周を固着一体化した厚さ約0.3粍〜1.0粍にして放射線不透過材から成る固着ポイントを、複数個等スパン配設した固着ポイントゾーンを設けると共に、前記コイルばね体は、前半部分が放射線不透過材にして後半部分が放射線透過材の異種金属接合線から成る単一コイル形態にして、該放射線不透過材から成る放射線不透過性コイルのコイル長が前記固着ポイントのスパンの整数倍に設定された構造を特徴とする医療用ガイドワイヤ。
- 固着ポイントゾーンが、先端から50粍〜140粍の位置に存在する請求項1に記載の医療用ガイドワイヤ。
- 固着ポイントの等スパンのスパン長が約10粍に設定された請求項2に記載の医療用ガイドワイヤ。
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004071846A JP3626488B1 (ja) | 2004-03-15 | 2004-03-15 | 医療用ガイドワイヤ |
DE602004001851T DE602004001851T2 (de) | 2004-03-15 | 2004-08-17 | Medizinischer Führungsdraht |
PL04254941T PL1576980T3 (pl) | 2004-03-15 | 2004-08-17 | Medyczny przewód prowadzący |
AT04254941T ATE335522T1 (de) | 2004-03-15 | 2004-08-17 | Medizinischer führungsdraht |
US10/919,476 US7278974B2 (en) | 2004-03-15 | 2004-08-17 | Medical guide wire |
EP04254941A EP1576980B1 (en) | 2004-03-15 | 2004-08-17 | A medical guide wire |
ES04254941T ES2270295T3 (es) | 2004-03-15 | 2004-08-17 | Cable de guia medico. |
HK05111054A HK1076408A1 (en) | 2004-03-15 | 2005-12-02 | A medical guide wire |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004071846A JP3626488B1 (ja) | 2004-03-15 | 2004-03-15 | 医療用ガイドワイヤ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP3626488B1 true JP3626488B1 (ja) | 2005-03-09 |
JP2005253809A JP2005253809A (ja) | 2005-09-22 |
Family
ID=34373677
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004071846A Expired - Lifetime JP3626488B1 (ja) | 2004-03-15 | 2004-03-15 | 医療用ガイドワイヤ |
Country Status (8)
Country | Link |
---|---|
US (1) | US7278974B2 (ja) |
EP (1) | EP1576980B1 (ja) |
JP (1) | JP3626488B1 (ja) |
AT (1) | ATE335522T1 (ja) |
DE (1) | DE602004001851T2 (ja) |
ES (1) | ES2270295T3 (ja) |
HK (1) | HK1076408A1 (ja) |
PL (1) | PL1576980T3 (ja) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8545418B2 (en) | 2004-08-25 | 2013-10-01 | Richard R. Heuser | Systems and methods for ablation of occlusions within blood vessels |
JP3694312B1 (ja) * | 2005-01-26 | 2005-09-14 | 朝日インテック株式会社 | 医療用ガイドワイヤ |
PT1767239E (pt) * | 2005-09-27 | 2009-02-11 | Asahi Intecc Co Ltd | Fio de guia médico |
US20080114435A1 (en) * | 2006-03-07 | 2008-05-15 | Med Institute, Inc. | Flexible delivery system |
JP4829684B2 (ja) * | 2006-06-02 | 2011-12-07 | 株式会社エフエムディ | 医療用ガイドワイヤ |
US20070284405A1 (en) * | 2006-06-06 | 2007-12-13 | Prevost Jason C | Multifunctional holder for handheld power tool bits |
EP2049184B1 (en) * | 2006-07-26 | 2013-02-13 | Johan Willem Pieter Marsman | Facilitation of antegrade insertion of a guidewire into the superficial femoral artery |
JP4917900B2 (ja) * | 2007-01-12 | 2012-04-18 | テルモ株式会社 | ガイドワイヤ用中間部材およびガイドワイヤ |
WO2009055941A1 (de) * | 2007-10-29 | 2009-05-07 | Schwager Medica | Katheter |
US7806837B2 (en) * | 2007-11-07 | 2010-10-05 | William Cook Europe Aps | Guide wire for catheter |
US20100100055A1 (en) * | 2008-05-22 | 2010-04-22 | Td.Jam Medical Technologies , Llc | Devices for Superficial Femoral Artery Intervention |
US9326843B2 (en) | 2009-01-16 | 2016-05-03 | Claret Medical, Inc. | Intravascular blood filters and methods of use |
WO2011034718A2 (en) | 2009-09-21 | 2011-03-24 | Claret Medical, Inc. | Intravascular blood filters and methods of use |
ES2516066T3 (es) | 2009-01-16 | 2014-10-30 | Claret Medical, Inc. | Filtro sanguíneo intravascular |
US20170202657A1 (en) | 2009-01-16 | 2017-07-20 | Claret Medical, Inc. | Intravascular blood filters and methods of use |
WO2011017103A2 (en) | 2009-07-27 | 2011-02-10 | Claret Medical, Inc. | Dual endovascular filter and methods of use |
US8876796B2 (en) | 2010-12-30 | 2014-11-04 | Claret Medical, Inc. | Method of accessing the left common carotid artery |
JP5913383B2 (ja) * | 2012-02-01 | 2016-04-27 | 株式会社パイオラックスメディカルデバイス | ガイドワイヤ |
US10029076B2 (en) | 2012-02-28 | 2018-07-24 | Covidien Lp | Intravascular guidewire |
US8574170B2 (en) * | 2012-04-06 | 2013-11-05 | Covidien Lp | Guidewire |
JP5862801B2 (ja) * | 2012-12-11 | 2016-02-16 | グンゼ株式会社 | 医療用ガイドワイヤ |
JP6415541B2 (ja) * | 2014-03-26 | 2018-10-31 | オリンパス株式会社 | ステントデリバリーシステム及び内視鏡システム |
US9566144B2 (en) | 2015-04-22 | 2017-02-14 | Claret Medical, Inc. | Vascular filters, deflectors, and methods |
CN105268084A (zh) * | 2015-11-10 | 2016-01-27 | 深圳麦普奇医疗科技有限公司 | 应用于临床血管内的介入治疗用导引导丝及其制作方法 |
CN110831545B (zh) | 2017-02-22 | 2022-06-07 | 波士顿科学国际有限公司 | 用于保护脑血管的系统及方法 |
WO2019084541A1 (en) | 2017-10-27 | 2019-05-02 | Claret Medical, Inc. | SYSTEMS AND METHODS FOR PROTECTING THE CEREBRAL VASCULAR SYSTEM |
WO2019126271A1 (en) | 2017-12-19 | 2019-06-27 | Claret Medical, Inc. | Systems for protecting the cerebral vasculature |
US11439491B2 (en) | 2018-04-26 | 2022-09-13 | Claret Medical, Inc. | Systems and methods for protecting the cerebral vasculature |
WO2019246583A1 (en) * | 2018-06-21 | 2019-12-26 | Nasser Rafiee | Guidewires and related methods and systems |
JP2021535778A (ja) | 2018-08-21 | 2021-12-23 | ボストン サイエンティフィック サイムド, インコーポレイテッドBoston Scientific Scimed, Inc. | 脳血管系を保護するためのシステム |
JP2021112358A (ja) * | 2020-01-17 | 2021-08-05 | 朝日インテック株式会社 | ガイドワイヤ |
PL439266A1 (pl) | 2021-10-20 | 2023-04-24 | Extrudan Spółka Z Ograniczoną Odpowiedzialnością | Sposoby wytworzenia elastycznego spiralnego przewodu medycznego oraz przewód medyczny składający się z części rurowej oraz oplotu |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4721117A (en) | 1986-04-25 | 1988-01-26 | Advanced Cardiovascular Systems, Inc. | Torsionally stabilized guide wire with outer jacket |
US5007434A (en) * | 1989-02-07 | 1991-04-16 | Advanced Cardiovascular Systems, Inc. | Catheter tip attitude controlling guide wire |
US5253653A (en) | 1991-10-31 | 1993-10-19 | Boston Scientific Corp. | Fluoroscopically viewable guidewire for catheters |
US5259393A (en) * | 1992-05-13 | 1993-11-09 | Cordis Corporation | Guidewire having controlled radiopacity tip |
US5606981A (en) * | 1994-03-11 | 1997-03-04 | C. R. Bard, Inc. | Catheter guidewire with radiopaque markers |
US5666969A (en) * | 1994-05-18 | 1997-09-16 | Scimed Life Systems, Inc. | Guidewire having multiple radioscopic coils |
JPH08173547A (ja) | 1994-12-22 | 1996-07-09 | Piolax Inc | 医療用ガイドワイヤ |
JP3426174B2 (ja) | 1999-12-24 | 2003-07-14 | 朝日インテック株式会社 | 医療用ガイドワイヤ |
US6612998B2 (en) * | 2001-11-28 | 2003-09-02 | Advanced Cardiovascular Systems, Inc. | Guide wire with marker sleeve |
US20040064069A1 (en) | 2002-09-30 | 2004-04-01 | Reynolds Brian R. | Medical device with support member |
-
2004
- 2004-03-15 JP JP2004071846A patent/JP3626488B1/ja not_active Expired - Lifetime
- 2004-08-17 AT AT04254941T patent/ATE335522T1/de not_active IP Right Cessation
- 2004-08-17 DE DE602004001851T patent/DE602004001851T2/de active Active
- 2004-08-17 EP EP04254941A patent/EP1576980B1/en not_active Not-in-force
- 2004-08-17 ES ES04254941T patent/ES2270295T3/es active Active
- 2004-08-17 PL PL04254941T patent/PL1576980T3/pl unknown
- 2004-08-17 US US10/919,476 patent/US7278974B2/en active Active
-
2005
- 2005-12-02 HK HK05111054A patent/HK1076408A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
ATE335522T1 (de) | 2006-09-15 |
EP1576980B1 (en) | 2006-08-09 |
ES2270295T3 (es) | 2007-04-01 |
EP1576980A1 (en) | 2005-09-21 |
HK1076408A1 (en) | 2006-01-20 |
US20050203442A1 (en) | 2005-09-15 |
DE602004001851T2 (de) | 2007-03-08 |
DE602004001851D1 (de) | 2006-09-21 |
PL1576980T3 (pl) | 2006-11-30 |
US7278974B2 (en) | 2007-10-09 |
JP2005253809A (ja) | 2005-09-22 |
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