JP7314321B2 - 回転伝達構造体、カテーテル、及びガイドワイヤ - Google Patents

回転伝達構造体、カテーテル、及びガイドワイヤ Download PDF

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Publication number
JP7314321B2
JP7314321B2 JP2021574402A JP2021574402A JP7314321B2 JP 7314321 B2 JP7314321 B2 JP 7314321B2 JP 2021574402 A JP2021574402 A JP 2021574402A JP 2021574402 A JP2021574402 A JP 2021574402A JP 7314321 B2 JP7314321 B2 JP 7314321B2
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Prior art keywords
transmission structure
rotation transmission
region
coil body
rigidity
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JP2021574402A
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Japanese (ja)
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JPWO2021152816A1 (https=
JPWO2021152816A5 (https=
Inventor
亜由子 宮田
絵里花 浅畑
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Asahi Intecc Co Ltd
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Asahi Intecc Co Ltd
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Publication of JPWO2021152816A1 publication Critical patent/JPWO2021152816A1/ja
Publication of JPWO2021152816A5 publication Critical patent/JPWO2021152816A5/ja
Priority to JP2023114185A priority Critical patent/JP7566090B2/ja
Application granted granted Critical
Publication of JP7314321B2 publication Critical patent/JP7314321B2/ja
Priority to JP2024171917A priority patent/JP7690667B2/ja
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    • 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
    • A61M25/0053—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
    • A61M25/01—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
    • A61M25/01—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
    • A61M2025/09133—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
    • A61M2025/0915—Guide wires having features for changing the stiffness

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  • 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)
JP2021574402A 2020-01-31 2020-01-31 回転伝達構造体、カテーテル、及びガイドワイヤ Active JP7314321B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2023114185A JP7566090B2 (ja) 2020-01-31 2023-07-12 回転伝達構造体、カテーテル、及びガイドワイヤ
JP2024171917A JP7690667B2 (ja) 2020-01-31 2024-10-01 回転伝達構造体、カテーテル、及びガイドワイヤ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/003621 WO2021152816A1 (ja) 2020-01-31 2020-01-31 回転伝達構造体、カテーテル、及びガイドワイヤ

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2023114185A Division JP7566090B2 (ja) 2020-01-31 2023-07-12 回転伝達構造体、カテーテル、及びガイドワイヤ

Publications (3)

Publication Number Publication Date
JPWO2021152816A1 JPWO2021152816A1 (https=) 2021-08-05
JPWO2021152816A5 JPWO2021152816A5 (https=) 2022-09-21
JP7314321B2 true JP7314321B2 (ja) 2023-07-25

Family

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Family Applications (3)

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JP2021574402A Active JP7314321B2 (ja) 2020-01-31 2020-01-31 回転伝達構造体、カテーテル、及びガイドワイヤ
JP2023114185A Active JP7566090B2 (ja) 2020-01-31 2023-07-12 回転伝達構造体、カテーテル、及びガイドワイヤ
JP2024171917A Active JP7690667B2 (ja) 2020-01-31 2024-10-01 回転伝達構造体、カテーテル、及びガイドワイヤ

Family Applications After (2)

Application Number Title Priority Date Filing Date
JP2023114185A Active JP7566090B2 (ja) 2020-01-31 2023-07-12 回転伝達構造体、カテーテル、及びガイドワイヤ
JP2024171917A Active JP7690667B2 (ja) 2020-01-31 2024-10-01 回転伝達構造体、カテーテル、及びガイドワイヤ

Country Status (5)

Country Link
US (1) US12496430B2 (https=)
EP (1) EP4098308B1 (https=)
JP (3) JP7314321B2 (https=)
CN (1) CN114929320A (https=)
WO (1) WO2021152816A1 (https=)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007503954A (ja) 2003-09-05 2007-03-01 ボストン サイエンティフィック リミテッド 医療器具コイル
JP2009515617A (ja) 2005-11-17 2009-04-16 マイクロマッスル、アクチボラグ 医療装置とその製造方法および使用方法
US20090156999A1 (en) 2007-12-13 2009-06-18 Boston Scientific Scimed, Inc. Coil member for a medical device
US20090160112A1 (en) 2007-12-19 2009-06-25 Boston Scientific Scimed, Inc. Structure for use as part of a medical device
JP2012147956A (ja) 2011-01-19 2012-08-09 Sumitomo Bakelite Co Ltd 医療機器
JP2015036090A (ja) 2013-08-15 2015-02-23 朝日インテック株式会社 コイル体及びそのコイル体を用いたガイドワイヤ
JP2015159865A (ja) 2014-02-26 2015-09-07 朝日インテック株式会社 ガイドワイヤ

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005118045A1 (en) * 2004-05-27 2005-12-15 Abbott Laboratories Catheter having main body portion with coil-defined guidewire passage
JP2009125774A (ja) 2007-11-22 2009-06-11 Tokuriki Honten Co Ltd 微小薄肉金属パイプおよびその製造方法
CN107666935B (zh) * 2015-05-29 2021-01-05 柯惠有限合伙公司 具有逐渐变小的外径的导管
KR102457315B1 (ko) * 2016-08-17 2022-10-24 뉴라비 리미티드 혈관으로부터 폐색 혈전을 제거하기 위한 혈전 회수 시스템
US10821268B2 (en) 2016-09-14 2020-11-03 Scientia Vascular, Llc Integrated coil vascular devices
US11452541B2 (en) * 2016-12-22 2022-09-27 Scientia Vascular, Inc. Intravascular device having a selectively deflectable tip
EP4257173A3 (en) 2017-05-26 2023-11-29 Scientia Vascular, Inc. Micro-fabricated medical device having a non-helical cut arrangement
US20210093619A1 (en) 2017-06-07 2021-04-01 Glaxosmithkline Intellectual Property Development Limited Chemical Compounds as ATF-4 Pathway Inhibitors

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007503954A (ja) 2003-09-05 2007-03-01 ボストン サイエンティフィック リミテッド 医療器具コイル
JP2009515617A (ja) 2005-11-17 2009-04-16 マイクロマッスル、アクチボラグ 医療装置とその製造方法および使用方法
US20090156999A1 (en) 2007-12-13 2009-06-18 Boston Scientific Scimed, Inc. Coil member for a medical device
US20090160112A1 (en) 2007-12-19 2009-06-25 Boston Scientific Scimed, Inc. Structure for use as part of a medical device
JP2012147956A (ja) 2011-01-19 2012-08-09 Sumitomo Bakelite Co Ltd 医療機器
JP2015036090A (ja) 2013-08-15 2015-02-23 朝日インテック株式会社 コイル体及びそのコイル体を用いたガイドワイヤ
JP2015159865A (ja) 2014-02-26 2015-09-07 朝日インテック株式会社 ガイドワイヤ

Also Published As

Publication number Publication date
EP4098308B1 (en) 2026-04-08
JPWO2021152816A1 (https=) 2021-08-05
US12496430B2 (en) 2025-12-16
JP7690667B2 (ja) 2025-06-10
JP2024174116A (ja) 2024-12-13
CN114929320A (zh) 2022-08-19
JP7566090B2 (ja) 2024-10-11
US20220347427A1 (en) 2022-11-03
WO2021152816A1 (ja) 2021-08-05
EP4098308A4 (en) 2023-11-29
JP2023129469A (ja) 2023-09-14
EP4098308A1 (en) 2022-12-07

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