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.)
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- 239000011248 coating agent Substances 0.000 claims description 49
- 239000011162 core material Substances 0.000 description 87
- 239000000463 material Substances 0.000 description 36
- 238000005219 brazing Methods 0.000 description 24
- 239000011247 coating layer Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 229920003002 synthetic resin Polymers 0.000 description 4
- 239000000057 synthetic resin Substances 0.000 description 4
- 230000009191 jumping Effects 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
- 239000002872 contrast media Substances 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- KHYBPSFKEHXSLX-UHFFFAOYSA-N iminotitanium Chemical compound [Ti]=N KHYBPSFKEHXSLX-UHFFFAOYSA-N 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910001000 nickel titanium Inorganic materials 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
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 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
- 230000000694 effects Effects 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
- 229920002674 hyaluronan Polymers 0.000 description 1
- 229960003160 hyaluronic acid Drugs 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- 239000011976 maleic acid Substances 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
- 235000009566 rice Nutrition 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
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 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
- 238000004804 winding Methods 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
- 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)
- Heart & Thoracic Surgery (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Engineering & Computer Science (AREA)
- Hematology (AREA)
- Biomedical Technology (AREA)
- Anesthesiology (AREA)
- Pulmonology (AREA)
- Biophysics (AREA)
- Surgery (AREA)
- Vascular Medicine (AREA)
- Epidemiology (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)
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FR2521014B1 (fr) * | 1982-02-05 | 1988-06-03 | Matburn Holdings Ltd | Instrument chirurgical tubulaire, notamment catheter de thrombectomie |
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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 |
JP3273255B2 (ja) * | 1990-08-29 | 2002-04-08 | バクスター インターナショナル インコーポレーテッド | 放射線不透性末梢尖端部を備える二重コイルガイドワイヤー |
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 |
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-
2018
- 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 EP EP18904057.9A patent/EP3747498A4/en not_active Withdrawn
- 2018-02-01 WO PCT/JP2018/003327 patent/WO2019150520A1/ja unknown
- 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 |
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KR20200112807A (ko) | 2020-10-05 |
US20200282185A1 (en) | 2020-09-10 |
WO2019150520A1 (ja) | 2019-08-08 |
JPWO2019150520A1 (ja) | 2021-01-14 |
CN111405923A (zh) | 2020-07-10 |
EP3747498A1 (en) | 2020-12-09 |
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