JP5743283B2 - ガイドワイヤ - Google Patents
ガイドワイヤ Download PDFInfo
- Publication number
- JP5743283B2 JP5743283B2 JP2012189701A JP2012189701A JP5743283B2 JP 5743283 B2 JP5743283 B2 JP 5743283B2 JP 2012189701 A JP2012189701 A JP 2012189701A JP 2012189701 A JP2012189701 A JP 2012189701A JP 5743283 B2 JP5743283 B2 JP 5743283B2
- Authority
- JP
- Japan
- Prior art keywords
- core shaft
- tip
- cylindrical body
- guide wire
- flexible
- 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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- 239000000463 material Substances 0.000 claims description 22
- 239000011162 core material Substances 0.000 description 49
- 206010069729 Collateral circulation Diseases 0.000 description 21
- 238000005452 bending Methods 0.000 description 15
- 230000003902 lesion Effects 0.000 description 12
- 210000004351 coronary vessel Anatomy 0.000 description 8
- 210000004204 blood vessel Anatomy 0.000 description 7
- 229910045601 alloy Inorganic materials 0.000 description 5
- 239000000956 alloy Substances 0.000 description 5
- 230000002238 attenuated effect Effects 0.000 description 5
- 239000011347 resin Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 238000005219 brazing Methods 0.000 description 4
- 230000001684 chronic effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 210000005259 peripheral blood Anatomy 0.000 description 4
- 239000011886 peripheral blood Substances 0.000 description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 4
- 210000000709 aorta Anatomy 0.000 description 3
- 210000004369 blood Anatomy 0.000 description 3
- 239000008280 blood Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 3
- 229910052737 gold Inorganic materials 0.000 description 3
- 239000010931 gold Substances 0.000 description 3
- 230000017531 blood circulation Effects 0.000 description 2
- 230000000414 obstructive effect Effects 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 210000004872 soft tissue Anatomy 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 210000001519 tissue Anatomy 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 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
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910015363 Au—Sn Inorganic materials 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 210000001015 abdomen Anatomy 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000747 cardiac effect Effects 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229920002674 hyaluronan Polymers 0.000 description 1
- 229960003160 hyaluronic acid Drugs 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- KHYBPSFKEHXSLX-UHFFFAOYSA-N iminotitanium Chemical compound [Ti]=N KHYBPSFKEHXSLX-UHFFFAOYSA-N 0.000 description 1
- 210000003141 lower extremity Anatomy 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910001000 nickel titanium Inorganic materials 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
Landscapes
- Media Introduction/Drainage Providing Device (AREA)
Description
approach)と呼ばれる手技が提案されている(例えば、下記特許文献1参照)。
10 コアシャフト
10a 大径部
10b テーパー部
13、15 固着部
14 柔軟部
16 ボールチップ
18、180 案内手段
180a テーパー部
180b 小径部
20、200 筒状体
20a、200a 先端
21 内腔
30 ストッパー手段
40 境界面
201 円弧部
Claims (3)
- 内腔を有する筒状体と、
前記内腔内に挿入され、前記筒状体の軸方向に移動可能なコアシャフトと、
前記コアシャフトの先端に接続され、前記コアシャフトより柔軟な材料で形成された柔軟部と、
前記柔軟部の先端に接続され、前記筒状体の先端よりも突出した位置にあるボールチップと、
前記内腔内で前記軸方向に延びて、前記コアシャフトと前記柔軟部とを前記軸方向に案内させる案内手段と、からなり、
前記ボールチップは、前記内腔よりも大きな直径を有していることを特徴としたガイドワイヤ。 - 前記案内手段は、前記コアシャフトの外周と前記柔軟部の外周とを覆って、かつ、前記コアシャフトの先端部と前記柔軟部の後端部とに固着されたコイル体により形成されていることを特徴とした請求項1に記載のガイドワイヤ。
- 前記筒状体には、前記案内手段が前記筒状体の前記先端から突出しないようにストッパー手段が設けられていることを特徴とした請求項1又は請求項2に記載のガイドワイヤ。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012189701A JP5743283B2 (ja) | 2012-08-30 | 2012-08-30 | ガイドワイヤ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012189701A JP5743283B2 (ja) | 2012-08-30 | 2012-08-30 | ガイドワイヤ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014045848A JP2014045848A (ja) | 2014-03-17 |
JP5743283B2 true JP5743283B2 (ja) | 2015-07-01 |
Family
ID=50606164
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012189701A Active JP5743283B2 (ja) | 2012-08-30 | 2012-08-30 | ガイドワイヤ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5743283B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2021036923A (ja) * | 2017-12-26 | 2021-03-11 | テルモ株式会社 | ガイドワイヤ |
JP6995142B2 (ja) * | 2018-02-01 | 2022-01-14 | 朝日インテック株式会社 | ガイドワイヤ |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2286867A3 (en) * | 2001-08-22 | 2013-04-03 | Gore Enterprise Holdings, Inc. | Apparatus and methods for treating strokes and controlling cerebral flow characteristics |
JP3778873B2 (ja) * | 2002-05-02 | 2006-05-24 | 日本ライフライン株式会社 | 医療用具挿入装置 |
US9039749B2 (en) * | 2010-10-01 | 2015-05-26 | Covidien Lp | Methods and apparatuses for flow restoration and implanting members in the human body |
JP2015506777A (ja) * | 2012-02-12 | 2015-03-05 | カーディオサート エルティーディー. | 心血管病変に使用するためのガイドワイヤー |
-
2012
- 2012-08-30 JP JP2012189701A patent/JP5743283B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
JP2014045848A (ja) | 2014-03-17 |
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