JP6995142B2 - ガイドワイヤ - Google Patents
ガイドワイヤ Download PDFInfo
- Publication number
- JP6995142B2 JP6995142B2 JP2019568494A JP2019568494A JP6995142B2 JP 6995142 B2 JP6995142 B2 JP 6995142B2 JP 2019568494 A JP2019568494 A JP 2019568494A JP 2019568494 A JP2019568494 A JP 2019568494A JP 6995142 B2 JP6995142 B2 JP 6995142B2
- Authority
- JP
- Japan
- Prior art keywords
- coil body
- tip
- core shaft
- coating agent
- end side
- 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.)
- Active
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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
- 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
- A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
- A61L31/08—Materials for coatings
- A61L31/10—Macromolecular materials
-
- 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
- A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
- A61L31/14—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
-
- 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
-
- 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
- A61M2025/09091—Basic structures of guide wires having a coil around a core where a sheath surrounds the coil at the distal part
-
- 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
- A61M2025/09133—Guide wires having specific material compositions or coatings; Materials with specific mechanical behaviours, e.g. stiffness, strength to transmit torque
-
- 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
- A61M2025/09175—Guide wires having specific characteristics at the distal tip
-
- 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
- A61M2025/09191—Guide wires made of twisted 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/02—General characteristics of the apparatus characterised by a particular materials
- A61M2205/0222—Materials for reducing friction
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/02—General characteristics of the apparatus characterised by a particular materials
- A61M2205/0238—General characteristics of the apparatus characterised by a particular materials the material being a coating or protective layer
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/02—General characteristics of the apparatus characterised by a particular materials
- A61M2205/0266—Shape memory materials
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- Engineering & Computer Science (AREA)
- Biophysics (AREA)
- Pulmonology (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Epidemiology (AREA)
- Vascular Medicine (AREA)
- Surgery (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Description
先ず、本発明の第1実施形態について説明する。
図1は、本発明の第1実施形態のガイドワイヤの概略構成図であり、図2は、第1実施形態のガイドワイヤの縦断面図である。
次に、本発明の第2実施形態について説明する。
図3は、第2実施形態のガイドワイヤの概略構成図であり、図4は、第2実施形態のガイドワイヤの縦断面図である。
次に、本発明の第3実施形態について説明する。
図5は、第3実施形態のガイドワイヤの先端部の縦断面図であり、図6は、第3実施形態のガイドワイヤの撚線近傍の縦断面図である。
2,4,12,14,18,28・・・ロウ材
3,13・・・コアシャフト
5,15・・・コイル体
7,17,27・・・コーティング剤
9,19・・・膨隆部
16,26・・・撚線
27a・・・突出部
Claims (3)
- コアシャフトと、
そのコアシャフトを覆うコイル体と、
そのコイル体の先端を、前記コアシャフトの先端から基端側に離間した位置に固着する第1の固着部と、
前記コアシャフト、前記コイル体及び前記第1の固着部の外周を覆うコーティング剤と、
を備え、
前記コアシャフトは、前記第1の固着部から先端側に離間した位置に固着された膨隆部を備え、
前記コーティング剤は、前記コイル体の内部を除いて、前記膨隆部の先端の先端側から前記コイル体の基端の基端側まで前記コアシャフト、前記コイル体、前記第1の固着部及び前記膨隆部を覆っていることを特徴とするガイドワイヤ。 - コアシャフトと、
そのコアシャフトの先端部に固着され、前記コアシャフトの先端から先端側に延びる複数の素線からなる撚線と、
前記コアシャフト及び前記撚線を覆うコイル体と、
前記コイル体の先端を、前記撚線の途中に固着する第1の固着部と、
前記コアシャフト、前記撚線、前記コイル体及び前記第1の固着部の外周を覆うコーティング剤と、
を備え、
前記撚線は、第1の固着部から先端側に離間した位置に固着された膨隆部を備え、
前記コーティング剤は、前記コイル体の内部を除いて、前記膨隆部の先端の先端側から前記コイル体の基端の基端側まで前記コアシャフト、前記撚線、前記コイル体、前記第1の固着部及び前記膨隆部を覆っていることを特徴とするガイドワイヤ。 - 前記コーティング剤は、前記撚線を構成する複数の前記素線間に入り込んでいることを特徴とする請求項2に記載のガイドワイヤ。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2018/003327 WO2019150520A1 (ja) | 2018-02-01 | 2018-02-01 | ガイドワイヤ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2019150520A1 JPWO2019150520A1 (ja) | 2021-01-14 |
JP6995142B2 true JP6995142B2 (ja) | 2022-01-14 |
Family
ID=67478013
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019568494A Active JP6995142B2 (ja) | 2018-02-01 | 2018-02-01 | ガイドワイヤ |
Country Status (6)
Country | Link |
---|---|
US (1) | US20200282185A1 (ja) |
EP (1) | EP3747498A4 (ja) |
JP (1) | JP6995142B2 (ja) |
KR (1) | KR20200112807A (ja) |
CN (1) | CN111405923A (ja) |
WO (1) | WO2019150520A1 (ja) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006325687A (ja) | 2005-05-23 | 2006-12-07 | Terumo Corp | ガイドワイヤ |
JP2013056258A (ja) | 2007-05-11 | 2013-03-28 | Terumo Corp | ガイドワイヤ |
JP2015173836A (ja) | 2014-03-14 | 2015-10-05 | 日本ライフライン株式会社 | ガイドワイヤ |
JP2016220730A (ja) | 2015-05-27 | 2016-12-28 | 朝日インテック株式会社 | ガイドワイヤ |
Family Cites Families (32)
Publication number | Priority date | Publication date | Assignee | Title |
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FR2521014B1 (fr) * | 1982-02-05 | 1988-06-03 | Matburn Holdings Ltd | Instrument chirurgical tubulaire, notamment catheter de thrombectomie |
US4682607A (en) * | 1985-12-02 | 1987-07-28 | Vlv Associates | Wire guide |
EP0313836A3 (en) * | 1987-09-30 | 1991-01-23 | Advanced Cardiovascular Systems, Inc. | Pressure monitoring guidewire |
JP2895464B2 (ja) * | 1988-04-05 | 1999-05-24 | テルモ株式会社 | カテーテル用ガイドワイヤー |
CA2009798A1 (en) * | 1989-07-26 | 1991-01-26 | Gary Gomringer | Guide wire |
DE69129539T2 (de) * | 1990-08-29 | 1999-03-04 | Advanced Cardiovascular System | Zwei spiralfedern führungsdraht mit strahlundurchlässiger distaler spitze |
JP2589666Y2 (ja) * | 1992-08-26 | 1999-02-03 | 株式会社パイオラックス | 医療用のガイドワイヤ |
CA2191619C (en) * | 1995-12-04 | 2002-03-05 | David Kupiecki | Nickel-titanium, lubricious medical catheter wire |
US6245030B1 (en) * | 1998-03-04 | 2001-06-12 | C. R. Bard, Inc. | Flexible kink resistant, low friction guidewire with formable tip, and method for making same |
US6832715B2 (en) * | 2001-12-03 | 2004-12-21 | Scimed Life Systems, Inc. | Guidewire distal tip soldering method |
JP2004041254A (ja) | 2002-07-08 | 2004-02-12 | Terumo Corp | ガイドワイヤ |
US7001345B2 (en) * | 2002-08-23 | 2006-02-21 | Cook Incorporated | Wire guide |
US7044921B2 (en) * | 2003-02-03 | 2006-05-16 | Scimed Life Systems, Inc | Medical device with changeable tip flexibility |
US7540845B2 (en) * | 2003-09-05 | 2009-06-02 | Boston Scientific Scimed, Inc | Medical device coil |
US8613712B1 (en) * | 2003-09-16 | 2013-12-24 | Abbott Cardiovascular Systems Inc. | Textured polymer coated guide wire and method of manufacture |
JP4734015B2 (ja) * | 2005-04-15 | 2011-07-27 | テルモ株式会社 | ガイドワイヤの製造方法 |
US20070185415A1 (en) * | 2005-07-07 | 2007-08-09 | Ressemann Thomas V | Steerable guide wire with torsionally stable tip |
US9028427B2 (en) * | 2007-03-14 | 2015-05-12 | Terumo Kabushiki Kaisha | Guide wire |
JP5331356B2 (ja) * | 2008-03-26 | 2013-10-30 | テルモ株式会社 | 超音波振動装置とその製造方法 |
US20090275862A1 (en) * | 2008-04-30 | 2009-11-05 | Cook Incorporated | Guidewire and method of making same |
JP5248932B2 (ja) * | 2008-06-20 | 2013-07-31 | 株式会社パイオラックスメディカルデバイス | ガイドワイヤ及びその製造方法 |
US20100298922A1 (en) * | 2009-05-22 | 2010-11-25 | Ulbrich Precision Metals Limited | Angioplasty Assembly |
JP5146970B2 (ja) * | 2010-01-21 | 2013-02-20 | 朝日インテック株式会社 | 医療用ガイドワイヤ |
EP2554210B1 (en) * | 2010-03-26 | 2019-01-16 | Terumo Kabushiki Kaisha | Guide wire |
JP5382953B2 (ja) * | 2011-01-28 | 2014-01-08 | 朝日インテック株式会社 | ガイドワイヤ |
JP5392792B2 (ja) * | 2011-06-06 | 2014-01-22 | 朝日インテック株式会社 | ガイドワイヤ |
JP5404840B2 (ja) * | 2012-03-29 | 2014-02-05 | 日本ライフライン株式会社 | 医療用ガイドワイヤ |
JP5743283B2 (ja) * | 2012-08-30 | 2015-07-01 | 朝日インテック株式会社 | ガイドワイヤ |
WO2014043704A1 (en) * | 2012-09-17 | 2014-03-20 | Boston Scientific Scimed, Inc. | Pressure sensing guidewire |
CN104623790A (zh) * | 2013-11-11 | 2015-05-20 | 微创神通医疗科技(上海)有限公司 | 医用导丝及输送系统 |
JP6400448B2 (ja) * | 2014-11-29 | 2018-10-03 | 株式会社Pentas | ステントデリバリーシステム |
JP6515012B2 (ja) * | 2015-10-22 | 2019-05-15 | 朝日インテック株式会社 | ガイドワイヤ |
-
2018
- 2018-02-01 EP EP18904057.9A patent/EP3747498A4/en not_active Withdrawn
- 2018-02-01 WO PCT/JP2018/003327 patent/WO2019150520A1/ja unknown
- 2018-02-01 KR KR1020207015061A patent/KR20200112807A/ko not_active Application Discontinuation
- 2018-02-01 JP JP2019568494A patent/JP6995142B2/ja active Active
- 2018-02-01 CN CN201880076819.2A patent/CN111405923A/zh active Pending
-
2020
- 2020-05-22 US US16/881,094 patent/US20200282185A1/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006325687A (ja) | 2005-05-23 | 2006-12-07 | Terumo Corp | ガイドワイヤ |
JP2013056258A (ja) | 2007-05-11 | 2013-03-28 | Terumo Corp | ガイドワイヤ |
JP2015173836A (ja) | 2014-03-14 | 2015-10-05 | 日本ライフライン株式会社 | ガイドワイヤ |
JP2016220730A (ja) | 2015-05-27 | 2016-12-28 | 朝日インテック株式会社 | ガイドワイヤ |
Also Published As
Publication number | Publication date |
---|---|
KR20200112807A (ko) | 2020-10-05 |
CN111405923A (zh) | 2020-07-10 |
WO2019150520A1 (ja) | 2019-08-08 |
JPWO2019150520A1 (ja) | 2021-01-14 |
EP3747498A1 (en) | 2020-12-09 |
EP3747498A4 (en) | 2021-10-13 |
US20200282185A1 (en) | 2020-09-10 |
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