JP6426068B2 - カテーテル及びバルーンカテーテル - Google Patents
カテーテル及びバルーンカテーテル Download PDFInfo
- Publication number
- JP6426068B2 JP6426068B2 JP2015157962A JP2015157962A JP6426068B2 JP 6426068 B2 JP6426068 B2 JP 6426068B2 JP 2015157962 A JP2015157962 A JP 2015157962A JP 2015157962 A JP2015157962 A JP 2015157962A JP 6426068 B2 JP6426068 B2 JP 6426068B2
- Authority
- JP
- Japan
- Prior art keywords
- catheter
- layer
- protective layer
- inner layer
- coil body
- 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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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
- A61M25/0043—Catheters; Hollow probes characterised by structural features
- A61M25/0045—Catheters; Hollow probes characterised by structural features multi-layered, e.g. coated
-
- 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
- A61M25/005—Catheters; Hollow probes characterised by structural features with embedded materials for reinforcement, e.g. wires, coils, braids
-
- 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
- A61M25/005—Catheters; Hollow probes characterised by structural features with embedded materials for reinforcement, e.g. wires, coils, braids
- A61M25/0052—Localized reinforcement, e.g. where only a specific part of the catheter is reinforced, for rapid exchange guidewire port
-
- 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
- A61M25/005—Catheters; Hollow probes characterised by structural features with embedded materials for reinforcement, e.g. wires, coils, braids
- A61M25/0053—Catheters; Hollow probes characterised by structural features with embedded materials for reinforcement, e.g. wires, coils, braids having a variable stiffness along the longitudinal axis, e.g. by varying the pitch of the coil or braid
-
- 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
- A61M25/10—Balloon catheters
-
- 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
- A61M25/10—Balloon catheters
- A61M25/1025—Connections between catheter tubes and inflation tubes
-
- 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
- A61M2025/09008—Guide wires having a balloon
-
- 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
- A61M25/10—Balloon catheters
- A61M2025/1043—Balloon catheters with special features or adapted for special applications
- A61M2025/1084—Balloon catheters with special features or adapted for special applications having features for increasing the shape stability, the reproducibility or for limiting expansion, e.g. containments, wrapped around fibres, yarns or strands
Description
図1に示すように、カテーテル装置1Aは、カテーテル11Aを備えており、前記カテーテル11Aは、術者が操作する操作部10と、操作部10から延設される本体部15と、本体部15の先端側に位置する先端部16とを有している。
まず図3(a)に示すように、前記内層100の外周に前記コイル体110を巻回し、さらにコイル体110の先端部の外周に熱収縮性樹脂チューブ120aを配置する。
実施例2にかかるカテーテル11Bを図4に従って説明する。なお、実施例1と同様の構成を有するものは同じ符号を付し、説明を省略する。
実施例3にかかるカテーテル11Cを図5にしたがって説明する。なお、実施例1,2と同様の構成を有するものは同じ符号を付し、説明を省略する。
実施例4にかかるバルーンカテーテル1Dを図6に従って説明する。なお、実施例1〜3と同様の構成を有するものは同じ符号を付し、説明を省略する。
実施例5にかかるバルーンカテーテル1Eを図8に従って説明する。なお、実施例1〜4と同様の構成を有するものは同じ符号を付し、説明を省略する。
1D,1E バルーンカテーテル
11A,11B,11C カテーテル
20 バルーン
100 内層
110 コイル体(補強体)
111 ブレード(補強体)
120 保護層
122 非保護部分
130 外層
Claims (5)
- チューブ状の内層と、
前記内層の外周に巻回された補強体と、
前記補強体の外周を部分的に被覆した保護層と、
少なくとも前記保護層の外周を被覆した外層と、
を備え、
前記保護層は、樹脂で構成され、少なくとも前記補強体の一端部の外周を被覆しており、前記保護層に被覆された前記補強体の一端部は、前記保護層に被覆されていない前記補強体の部分よりも前記内層側に埋没している
ことを特徴とするカテーテル。 - 前記保護層は、熱収縮性樹脂チューブで構成されている
請求項1に記載のカテーテル。 - 前記外層は樹脂で構成され、前記保護層を構成する樹脂は、前記外層を構成する樹脂よりも融点が高い
請求項1又は請求項2に記載のカテーテル。 - 前記保護層は、前記補強体の一端部と他端部との両方を被覆している
請求項1乃至請求項3のいずれか1項に記載のカテーテル。 - 請求項1乃至請求項4のいずれか1項に記載のカテーテルと、
前記カテーテルにおける前記外層の外周に接合されたバルーンと、
を備えていることを特徴とするバルーンカテーテル。
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015157962A JP6426068B2 (ja) | 2015-08-10 | 2015-08-10 | カテーテル及びバルーンカテーテル |
CN201610222588.4A CN106422024B (zh) | 2015-08-10 | 2016-04-12 | 导管及球囊导管 |
CN202010591599.6A CN111701136A (zh) | 2015-08-10 | 2016-04-12 | 导管及球囊导管 |
KR1020160058136A KR102119293B1 (ko) | 2015-08-10 | 2016-05-12 | 카테터 및 벌룬 카테터 |
EP16177043.3A EP3130372B1 (en) | 2015-08-10 | 2016-06-30 | Catheter and balloon catheter |
US15/204,129 US10653858B2 (en) | 2015-08-10 | 2016-07-07 | Catheter and balloon catheter |
KR1020200037386A KR102184238B1 (ko) | 2015-08-10 | 2020-03-27 | 장척 의료용 부재 |
US16/845,427 US11633567B2 (en) | 2015-08-10 | 2020-04-10 | Catheter and balloon catheter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015157962A JP6426068B2 (ja) | 2015-08-10 | 2015-08-10 | カテーテル及びバルーンカテーテル |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018140873A Division JP6719809B2 (ja) | 2018-07-27 | 2018-07-27 | カテーテル及びバルーンカテーテル |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017035282A JP2017035282A (ja) | 2017-02-16 |
JP6426068B2 true JP6426068B2 (ja) | 2018-11-21 |
Family
ID=56296628
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015157962A Active JP6426068B2 (ja) | 2015-08-10 | 2015-08-10 | カテーテル及びバルーンカテーテル |
Country Status (5)
Country | Link |
---|---|
US (2) | US10653858B2 (ja) |
EP (1) | EP3130372B1 (ja) |
JP (1) | JP6426068B2 (ja) |
KR (2) | KR102119293B1 (ja) |
CN (2) | CN106422024B (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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EP3442642A1 (en) | 2016-04-12 | 2019-02-20 | Boston Scientific Scimed, Inc. | Medical balloon |
EP3484568B1 (en) | 2016-07-13 | 2022-04-27 | Perfuze Limited | High flexibility, kink resistant catheter shaft |
CN108697874A (zh) * | 2016-11-24 | 2018-10-23 | 朝日英达科株式会社 | 导管以及气囊导管 |
US10849629B2 (en) | 2016-12-13 | 2020-12-01 | Boston Scientific Scimed, Inc. | Medical balloon |
EP3615099B1 (en) | 2017-04-25 | 2023-03-01 | Boston Scientific Scimed, Inc. | Medical balloon |
EP3925638A1 (en) | 2017-12-15 | 2021-12-22 | Perfuze Limited | Improved catheters and devices and systems incorporating such catheters |
KR102517517B1 (ko) * | 2021-01-27 | 2023-04-05 | 주식회사 엔스퀘어 | 유도전류형 무바늘 약물 분사장치 |
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2015
- 2015-08-10 JP JP2015157962A patent/JP6426068B2/ja active Active
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2016
- 2016-04-12 CN CN201610222588.4A patent/CN106422024B/zh active Active
- 2016-04-12 CN CN202010591599.6A patent/CN111701136A/zh active Pending
- 2016-05-12 KR KR1020160058136A patent/KR102119293B1/ko active IP Right Grant
- 2016-06-30 EP EP16177043.3A patent/EP3130372B1/en active Active
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JP2017035282A (ja) | 2017-02-16 |
KR20200035929A (ko) | 2020-04-06 |
US10653858B2 (en) | 2020-05-19 |
US11633567B2 (en) | 2023-04-25 |
CN106422024B (zh) | 2020-10-23 |
US20200238049A1 (en) | 2020-07-30 |
CN106422024A (zh) | 2017-02-22 |
US20170043119A1 (en) | 2017-02-16 |
KR102184238B1 (ko) | 2020-11-27 |
KR20170018761A (ko) | 2017-02-20 |
KR102119293B1 (ko) | 2020-06-04 |
CN111701136A (zh) | 2020-09-25 |
EP3130372A1 (en) | 2017-02-15 |
EP3130372B1 (en) | 2020-01-08 |
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