JP7651570B2 - カテーテル - Google Patents

カテーテル Download PDF

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Publication number
JP7651570B2
JP7651570B2 JP2022528784A JP2022528784A JP7651570B2 JP 7651570 B2 JP7651570 B2 JP 7651570B2 JP 2022528784 A JP2022528784 A JP 2022528784A JP 2022528784 A JP2022528784 A JP 2022528784A JP 7651570 B2 JP7651570 B2 JP 7651570B2
Authority
JP
Japan
Prior art keywords
coil
wire
leaf spring
disposed
fixed
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
JP2022528784A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2021246292A1 (enExample
JPWO2021246292A5 (enExample
Inventor
俊哉 木佐
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 JPWO2021246292A1 publication Critical patent/JPWO2021246292A1/ja
Publication of JPWO2021246292A5 publication Critical patent/JPWO2021246292A5/ja
Application granted granted Critical
Publication of JP7651570B2 publication Critical patent/JP7651570B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • A61M25/01—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)
JP2022528784A 2020-06-04 2021-05-27 カテーテル Active JP7651570B2 (ja)

Applications Claiming Priority (3)

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

Publications (3)

Publication Number Publication Date
JPWO2021246292A1 JPWO2021246292A1 (enExample) 2021-12-09
JPWO2021246292A5 JPWO2021246292A5 (enExample) 2024-05-13
JP7651570B2 true JP7651570B2 (ja) 2025-03-26

Family

ID=78831077

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022528784A Active JP7651570B2 (ja) 2020-06-04 2021-05-27 カテーテル

Country Status (4)

Country Link
US (1) US20230302258A1 (enExample)
JP (1) JP7651570B2 (enExample)
CN (1) CN115666702A (enExample)
WO (1) WO2021246292A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20250249215A1 (en) * 2024-02-01 2025-08-07 Centerline Biomedical, Inc. Steerable sheath

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3232308B2 (ja) 1990-02-02 2001-11-26 ボストン サイエンティフィック リミテッド カテーテル操縦機構
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
JP2013103131A (ja) 2011-11-10 2013-05-30 Biosense Webster (Israel) Ltd 直線運動を増倍する医療機器制御ハンドル
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
JP2014128675A (ja) 2012-12-31 2014-07-10 Biosense Webster (Israel) Ltd 両方向性作動用の単一牽引ワイヤを備えた二重ループラッソー
JP2017518122A (ja) 2014-06-17 2017-07-06 セント・ジュード・メディカル，カーディオロジー・ディヴィジョン，インコーポレイテッド 非対称のカテーテル湾曲形状

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3232308B2 (ja) 1990-02-02 2001-11-26 ボストン サイエンティフィック リミテッド カテーテル操縦機構
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
JP2013103131A (ja) 2011-11-10 2013-05-30 Biosense Webster (Israel) Ltd 直線運動を増倍する医療機器制御ハンドル
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
JP2014128675A (ja) 2012-12-31 2014-07-10 Biosense Webster (Israel) Ltd 両方向性作動用の単一牽引ワイヤを備えた二重ループラッソー
JP2017518122A (ja) 2014-06-17 2017-07-06 セント・ジュード・メディカル，カーディオロジー・ディヴィジョン，インコーポレイテッド 非対称のカテーテル湾曲形状

Also Published As

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

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