JP6933734B2 - ガイドワイヤ - Google Patents
ガイドワイヤ Download PDFInfo
- Publication number
- JP6933734B2 JP6933734B2 JP2019570200A JP2019570200A JP6933734B2 JP 6933734 B2 JP6933734 B2 JP 6933734B2 JP 2019570200 A JP2019570200 A JP 2019570200A JP 2019570200 A JP2019570200 A JP 2019570200A JP 6933734 B2 JP6933734 B2 JP 6933734B2
- Authority
- JP
- Japan
- Prior art keywords
- coil body
- end side
- side coil
- tip
- base end
- 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
Links
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- 229910001220 stainless steel Inorganic materials 0.000 description 12
- 239000010935 stainless steel Substances 0.000 description 12
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- 239000011247 coating layer Substances 0.000 description 4
- 230000012447 hatching Effects 0.000 description 4
- 230000000873 masking effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 238000004381 surface treatment Methods 0.000 description 4
- 229920001577 copolymer Polymers 0.000 description 3
- QCEUXSAXTBNJGO-UHFFFAOYSA-N [Ag].[Sn] Chemical compound [Ag].[Sn] QCEUXSAXTBNJGO-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 239000000560 biocompatible material Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- KHYBPSFKEHXSLX-UHFFFAOYSA-N iminotitanium Chemical compound [Ti]=N KHYBPSFKEHXSLX-UHFFFAOYSA-N 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910001000 nickel titanium Inorganic materials 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 238000005491 wire drawing Methods 0.000 description 2
- KIUKXJAPPMFGSW-DNGZLQJQSA-N (2S,3S,4S,5R,6R)-6-[(2S,3R,4R,5S,6R)-3-Acetamido-2-[(2S,3S,4R,5R,6R)-6-[(2R,3R,4R,5S,6R)-3-acetamido-2,5-dihydroxy-6-(hydroxymethyl)oxan-4-yl]oxy-2-carboxy-4,5-dihydroxyoxan-3-yl]oxy-5-hydroxy-6-(hydroxymethyl)oxan-4-yl]oxy-3,4,5-trihydroxyoxane-2-carboxylic acid Chemical compound CC(=O)N[C@H]1[C@H](O)O[C@H](CO)[C@@H](O)[C@@H]1O[C@H]1[C@H](O)[C@@H](O)[C@H](O[C@H]2[C@@H]([C@@H](O[C@H]3[C@@H]([C@@H](O)[C@H](O)[C@H](O3)C(O)=O)O)[C@H](O)[C@@H](CO)O2)NC(C)=O)[C@@H](C(O)=O)O1 KIUKXJAPPMFGSW-DNGZLQJQSA-N 0.000 description 1
- ZSZRUEAFVQITHH-UHFFFAOYSA-N 2-(2-methylprop-2-enoyloxy)ethyl 2-(trimethylazaniumyl)ethyl phosphate Chemical compound CC(=C)C(=O)OCCOP([O-])(=O)OCC[N+](C)(C)C ZSZRUEAFVQITHH-UHFFFAOYSA-N 0.000 description 1
- OPVBUKANCGEZEQ-UHFFFAOYSA-N 5-hydroxy-2-methylpent-2-enoic acid;styrene Chemical compound C=CC1=CC=CC=C1.OC(=O)C(C)=CCCO OPVBUKANCGEZEQ-UHFFFAOYSA-N 0.000 description 1
- 229910000531 Co alloy Inorganic materials 0.000 description 1
- 102000008186 Collagen Human genes 0.000 description 1
- 108010035532 Collagen Proteins 0.000 description 1
- 229920000219 Ethylene vinyl alcohol Polymers 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 229920002125 Sokalan® Polymers 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 229920003174 cellulose-based polymer Polymers 0.000 description 1
- 229920001436 collagen Polymers 0.000 description 1
- 239000004715 ethylene vinyl alcohol Substances 0.000 description 1
- 210000001035 gastrointestinal tract Anatomy 0.000 description 1
- JVPLOXQKFGYFMN-UHFFFAOYSA-N gold tin Chemical compound [Sn].[Au] JVPLOXQKFGYFMN-UHFFFAOYSA-N 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- RZXDTJIXPSCHCI-UHFFFAOYSA-N hexa-1,5-diene-2,5-diol Chemical compound OC(=C)CCC(O)=C RZXDTJIXPSCHCI-UHFFFAOYSA-N 0.000 description 1
- 229920002674 hyaluronan Polymers 0.000 description 1
- 229960003160 hyaluronic acid Drugs 0.000 description 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 229920001495 poly(sodium acrylate) polymer Polymers 0.000 description 1
- 229920002401 polyacrylamide Polymers 0.000 description 1
- 239000004584 polyacrylic acid Substances 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 229920002338 polyhydroxyethylmethacrylate Polymers 0.000 description 1
- 229920001184 polypeptide Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 1
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 1
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 1
- 102000004196 processed proteins & peptides Human genes 0.000 description 1
- 108090000765 processed proteins & peptides Proteins 0.000 description 1
- NNMHYFLPFNGQFZ-UHFFFAOYSA-M sodium polyacrylate Chemical compound [Na+].[O-]C(=O)C=C NNMHYFLPFNGQFZ-UHFFFAOYSA-M 0.000 description 1
- 229920006132 styrene block copolymer Polymers 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 210000000626 ureter Anatomy 0.000 description 1
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
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
- A61M25/008—Strength or flexibility characteristics of the catheter 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
- A61M25/0043—Catheters; Hollow probes characterised by structural features
- A61M25/0045—Catheters; Hollow probes characterised by structural features multi-layered, e.g. coated
- A61M2025/0046—Coatings for improving slidability
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Pulmonology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (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先端拡大図である。
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先端拡大図であり、図4は、第2実施形態のガイドワイヤの先端縦断面図である。
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拡大図である。
次に、本発明の第4実施形態について説明する。
図6は、第4実施形態のガイドワイヤの先端拡大図であり、図7は、第4実施形態のガイドワイヤの先端縦断面図である。
次に、本発明の第5実施形態について説明する。
図8は、第5実施形態のガイドワイヤの先端縦断面図である。
2,4・・・ロウ材
3,13,23,33,43・・・コイル体
3a,13a,23a,33a,43a・・・先端側コイル体
3b,13b,23b,33b,43b・・・基端側コイル体
7,17,27,37,47・・・コーティング剤
9・・・コアシャフト
25・・・溝部
Claims (4)
- コアシャフトと、
そのコアシャフトの先端部を覆うコイル体と、
そのコイル体の外周を覆うコーティング剤と、
を備えたガイドワイヤにおいて、
前記コイル体は、先端側の先端側コイル体と、その先端側コイル体の基端側に配置された基端側コイル体とを備え、
前記基端側コイル体の表面粗さを、前記先端側コイル体の表面粗さよりも大きくしたことを特徴とするガイドワイヤ。 - 前記基端側コイル体の表面には、前記基端側コイル体を構成する素線の長手方向に沿った溝部が形成されていることを特徴とする請求項1に記載のガイドワイヤ。
- 基端側コイル体を構成する素線は、横断面視矩形形状であることを特徴とする請求項1または請求項2に記載のガイドワイヤ。
- 先端側コイル体を構成する素線は、横断面視円形状であることを特徴とする請求項3に記載のガイドワイヤ。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2018/004193 WO2019155550A1 (ja) | 2018-02-07 | 2018-02-07 | ガイドワイヤ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2019155550A1 JPWO2019155550A1 (ja) | 2021-01-28 |
JP6933734B2 true JP6933734B2 (ja) | 2021-09-08 |
Family
ID=67549330
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019570200A Active JP6933734B2 (ja) | 2018-02-07 | 2018-02-07 | ガイドワイヤ |
Country Status (6)
Country | Link |
---|---|
US (1) | US11969564B2 (ja) |
EP (1) | EP3750587B1 (ja) |
JP (1) | JP6933734B2 (ja) |
KR (1) | KR20200117980A (ja) |
CN (1) | CN111432870B (ja) |
WO (1) | WO2019155550A1 (ja) |
Family Cites Families (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5171383A (en) * | 1987-01-07 | 1992-12-15 | Terumo Kabushiki Kaisha | Method of manufacturing a differentially heat treated catheter guide wire |
DE69129098T2 (de) * | 1990-12-18 | 1998-09-17 | Advanced Cardiovascular System | Verfahren zur Herstellung eines super-elastischen Führungsteils |
US5287858A (en) * | 1992-09-23 | 1994-02-22 | Pilot Cardiovascular Systems, Inc. | Rotational atherectomy guidewire |
US6019736A (en) * | 1995-11-06 | 2000-02-01 | Francisco J. Avellanet | Guidewire for catheter |
US6387060B1 (en) * | 1998-06-17 | 2002-05-14 | Advanced Cardiovascular Systems, Inc. | Composite radiopaque intracorporeal product |
JP2005270466A (ja) * | 2004-03-25 | 2005-10-06 | Terumo Corp | ガイドワイヤ |
JP3810413B2 (ja) * | 2004-03-29 | 2006-08-16 | 朝日インテック株式会社 | 医療用ガイドワイヤ |
US20060047224A1 (en) * | 2004-09-01 | 2006-03-02 | Ryan Grandfield | Polymer coated guide wire |
JP4980605B2 (ja) | 2005-11-14 | 2012-07-18 | テルモ株式会社 | ガイドワイヤ |
JP5214878B2 (ja) * | 2006-12-28 | 2013-06-19 | テルモ株式会社 | ガイドワイヤ |
US9028427B2 (en) * | 2007-03-14 | 2015-05-12 | Terumo Kabushiki Kaisha | Guide wire |
JP5067845B2 (ja) * | 2007-06-22 | 2012-11-07 | 朝日インテック株式会社 | 医療用ガイドワイヤ |
KR101456761B1 (ko) * | 2008-01-18 | 2014-10-31 | 테루모 가부시키가이샤 | 가이드 와이어 |
JP5489983B2 (ja) * | 2008-03-27 | 2014-05-14 | テルモ株式会社 | ガイドワイヤ |
US8821510B2 (en) * | 2009-04-15 | 2014-09-02 | Cook Medical Technologies Llc | Flexible sheath with polymer coil |
JP4896245B2 (ja) * | 2010-03-31 | 2012-03-14 | 朝日インテック株式会社 | ガイドワイヤ |
JP5360840B2 (ja) * | 2011-03-31 | 2013-12-04 | 朝日インテック株式会社 | ガイドワイヤ |
JP2013013449A (ja) * | 2011-06-30 | 2013-01-24 | Asahi Intecc Co Ltd | ガイドワイヤ |
JP5931479B2 (ja) * | 2012-02-07 | 2016-06-08 | テルモ株式会社 | ガイドワイヤ |
JP2013172926A (ja) * | 2012-02-27 | 2013-09-05 | Japan Lifeline Co Ltd | 医療用ガイドワイヤ |
JP2013192596A (ja) * | 2012-03-16 | 2013-09-30 | Asahi Intecc Co Ltd | ガイドワイヤ |
US10426590B2 (en) * | 2013-03-14 | 2019-10-01 | Volcano Corporation | Filters with echogenic characteristics |
WO2014162390A1 (ja) | 2013-04-01 | 2014-10-09 | テルモ株式会社 | コイル、ガイドワイヤおよびコイルの製造方法 |
JP5999708B2 (ja) * | 2013-07-05 | 2016-09-28 | 朝日インテック株式会社 | コイル体、およびコイル体を備えるガイドワイヤ、カテーテル、および医療用処置具 |
JP6294211B2 (ja) * | 2014-02-24 | 2018-03-14 | 朝日インテック株式会社 | ガイドワイヤ |
EP3072549A1 (en) * | 2015-03-23 | 2016-09-28 | Asahi Intecc Co., Ltd. | Catheter |
JP2017169751A (ja) * | 2016-03-23 | 2017-09-28 | テルモ株式会社 | ガイドワイヤ |
CN206045153U (zh) * | 2016-05-24 | 2017-03-29 | 瞿兆奎 | 一种斑马导丝 |
WO2018042652A1 (ja) * | 2016-09-05 | 2018-03-08 | 朝日インテック株式会社 | ガイドワイヤ |
-
2018
- 2018-02-07 EP EP18904694.9A patent/EP3750587B1/en active Active
- 2018-02-07 KR KR1020207015958A patent/KR20200117980A/ko active IP Right Grant
- 2018-02-07 JP JP2019570200A patent/JP6933734B2/ja active Active
- 2018-02-07 WO PCT/JP2018/004193 patent/WO2019155550A1/ja unknown
- 2018-02-07 CN CN201880078699.XA patent/CN111432870B/zh active Active
-
2020
- 2020-05-28 US US16/886,232 patent/US11969564B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US11969564B2 (en) | 2024-04-30 |
CN111432870A (zh) | 2020-07-17 |
EP3750587A1 (en) | 2020-12-16 |
EP3750587A4 (en) | 2021-10-27 |
EP3750587B1 (en) | 2022-08-10 |
CN111432870B (zh) | 2022-08-30 |
WO2019155550A1 (ja) | 2019-08-15 |
JPWO2019155550A1 (ja) | 2021-01-28 |
KR20200117980A (ko) | 2020-10-14 |
US20200289795A1 (en) | 2020-09-17 |
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