CN115666702B - 导管 - Google Patents

导管

Info

Publication number
CN115666702B
CN115666702B CN202180038919.8A CN202180038919A CN115666702B CN 115666702 B CN115666702 B CN 115666702B CN 202180038919 A CN202180038919 A CN 202180038919A CN 115666702 B CN115666702 B CN 115666702B
Authority
CN
China
Prior art keywords
coil
leaf spring
shaft
wire
catheter
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
Application number
CN202180038919.8A
Other languages
English (en)
Chinese (zh)
Other versions
CN115666702A (zh
Inventor
木佐俊哉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kaneka Corp
Original Assignee
Kaneka Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Kaneka Corp filed Critical Kaneka Corp
Publication of CN115666702A publication Critical patent/CN115666702A/zh
Application granted granted Critical
Publication of CN115666702B publication Critical patent/CN115666702B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • A61M25/0105—Steering means as part of the catheter or advancing means; Markers for positioning
    • A61M25/0133—Tip steering devices
    • 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
    • A61M25/0043—Catheters; Hollow probes characterised by structural features
    • A61M25/0054—Catheters; Hollow probes characterised by structural features with regions for increasing flexibility
    • 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
    • A61M25/0105—Steering means as part of the catheter or advancing means; Markers for positioning
    • A61M25/0133—Tip steering devices
    • A61M25/0147—Tip steering devices with movable mechanical means, e.g. pull 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
    • A61M25/0105—Steering means as part of the catheter or advancing means; Markers for positioning
    • A61M25/0133—Tip steering devices
    • A61M2025/0161—Tip steering devices wherein the distal tips have two or more deflection regions
    • 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
    • A61M2205/0216—Materials providing elastic properties, e.g. for facilitating deformation and avoid breaking
    • 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
    • A61M25/0105—Steering means as part of the catheter or advancing means; Markers for positioning
    • A61M25/0133—Tip steering devices
    • A61M25/0136—Handles therefor

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biophysics (AREA)
  • Pulmonology (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)
  • Mechanical Engineering (AREA)
  • Media Introduction/Drainage Providing Device (AREA)
CN202180038919.8A 2020-06-04 2021-05-27 导管 Active CN115666702B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020097338 2020-06-04
JP2020-097338 2020-06-04
PCT/JP2021/020269 WO2021246292A1 (ja) 2020-06-04 2021-05-27 カテーテル

Publications (2)

Publication Number Publication Date
CN115666702A CN115666702A (zh) 2023-01-31
CN115666702B true CN115666702B (zh) 2026-05-12

Family

ID=78831077

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180038919.8A Active CN115666702B (zh) 2020-06-04 2021-05-27 导管

Country Status (4)

Country Link
US (1) US20230302258A1 (enExample)
JP (1) JP7651570B2 (enExample)
CN (1) CN115666702B (enExample)
WO (1) WO2021246292A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2024078567A (ja) * 2022-11-30 2024-06-11 日本発條株式会社 ガイドワイヤ
WO2025166221A1 (en) * 2024-02-01 2025-08-07 Centerline Biomedical, Inc. Steerable sheeth

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012098788A1 (ja) * 2011-01-19 2012-07-26 日本ライフライン株式会社 先端偏向操作可能カテーテル
JP2014117399A (ja) * 2012-12-14 2014-06-30 River Seikoo:Kk 医療用カセーター及び医療用カセーターの製造方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU7304491A (en) * 1990-02-02 1991-08-21 Ep Technologies Inc Catheter steering mechanism
US5807249A (en) * 1996-02-16 1998-09-15 Medtronic, Inc. Reduced stiffness, bidirectionally deflecting catheter assembly
US20090312698A1 (en) * 2008-06-16 2009-12-17 Greatbatch Ltd. Bi-directional steerable sheath
WO2010096347A1 (en) * 2009-02-20 2010-08-26 Boston Scientific Scimed, Inc. Asymmetric dual directional steerable catheter sheath
US8460237B2 (en) * 2011-11-10 2013-06-11 Biosense Webster (Israel), Ltd. Medical device control handle with multiplying linear motion
US9694161B2 (en) * 2012-11-14 2017-07-04 Biosense Webster (Israel), Ltd. Catheter with flat beam providing nonsymmetrical curve bi-directional deflection
US9050010B2 (en) * 2012-12-31 2015-06-09 Biosense Webster (Israel) Ltd. Double loop lasso with single puller wire for bi-directional actuation
CN203763234U (zh) * 2013-12-26 2014-08-13 上海微创电生理医疗科技有限公司 一种医用导管
CN110559544B (zh) * 2014-06-17 2021-09-10 圣犹达医疗用品心脏病学部门有限公司 非对称的弯曲形状的导管

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012098788A1 (ja) * 2011-01-19 2012-07-26 日本ライフライン株式会社 先端偏向操作可能カテーテル
JP2014117399A (ja) * 2012-12-14 2014-06-30 River Seikoo:Kk 医療用カセーター及び医療用カセーターの製造方法

Also Published As

Publication number Publication date
JP7651570B2 (ja) 2025-03-26
JPWO2021246292A1 (enExample) 2021-12-09
WO2021246292A1 (ja) 2021-12-09
US20230302258A1 (en) 2023-09-28
CN115666702A (zh) 2023-01-31

Similar Documents

Publication Publication Date Title
RU2636180C2 (ru) Двойная петля с одинарным управляющим проводом для двухстороннего действия
JP5142229B2 (ja) ガイドワイヤ
WO2016047499A1 (ja) ガイドワイヤ
CN111374756A (zh) 用于医疗导管的牵拉线t形杆的改善
JP2022520849A (ja) ガイド延長カテーテル
CN108272538B (zh) 肺减容弹性植入体及肺减容器械
JP7651570B2 (ja) カテーテル
JP7137396B2 (ja) ガイドワイヤ
JP2013176488A (ja) ガイドワイヤ
US12151069B2 (en) Guide wire
JP7555185B2 (ja) カテーテル
US12472330B2 (en) Catheter
JP2006271901A (ja) コイル状造影マーカーとその製造方法、及びカテーテル
JP7545339B2 (ja) 多層コイル
JP7834641B2 (ja) 操縦可能な機器用の固定要素
JP7846124B2 (ja) カテーテル
US12544536B2 (en) Electrode catheter
JP7761422B2 (ja) カテーテル
JP7290451B2 (ja) ガイドワイヤ
JP2020137854A (ja) ガイドワイヤ
JP2004208704A (ja) 医療用ガイドワイヤ
WO2022113456A1 (ja) 頭蓋内の脳血管中でのカテーテルデリバリ又はカテーテル交換に用いるガイドワイヤ

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant