CN115697222B - 扩张器 - Google Patents

扩张器

Info

Publication number
CN115697222B
CN115697222B CN202180038354.3A CN202180038354A CN115697222B CN 115697222 B CN115697222 B CN 115697222B CN 202180038354 A CN202180038354 A CN 202180038354A CN 115697222 B CN115697222 B CN 115697222B
Authority
CN
China
Prior art keywords
radius
tip
spiral
hollow shaft
outer peripheral
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
CN202180038354.3A
Other languages
English (en)
Chinese (zh)
Other versions
CN115697222A (zh
Inventor
都竹麻里奈
伏屋友希弘
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.)
Asahi Intecc Co Ltd
Original Assignee
Asahi Intecc Co Ltd
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 Asahi Intecc Co Ltd filed Critical Asahi Intecc Co Ltd
Publication of CN115697222A publication Critical patent/CN115697222A/zh
Application granted granted Critical
Publication of CN115697222B publication Critical patent/CN115697222B/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
    • A61M29/00—Dilators with or without means for introducing media, e.g. remedies
    • 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
    • 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
    • A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
    • A61M25/0068—Static characteristics of the catheter tip, e.g. shape, atraumatic tip, curved tip or tip structure
    • 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
    • A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
    • A61M25/0068—Static characteristics of the catheter tip, e.g. shape, atraumatic tip, curved tip or tip structure
    • A61M25/0069—Tip not integral with tube

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Media Introduction/Drainage Providing Device (AREA)
CN202180038354.3A 2020-06-01 2021-04-09 扩张器 Active CN115697222B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020-095450 2020-06-01
JP2020095450A JP7457579B2 (ja) 2020-06-01 2020-06-01 ダイレータ
PCT/JP2021/015008 WO2021246054A1 (ja) 2020-06-01 2021-04-09 ダイレータ

Publications (2)

Publication Number Publication Date
CN115697222A CN115697222A (zh) 2023-02-03
CN115697222B true CN115697222B (zh) 2026-01-13

Family

ID=78830294

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180038354.3A Active CN115697222B (zh) 2020-06-01 2021-04-09 扩张器

Country Status (5)

Country Link
US (1) US12521534B2 (https=)
EP (1) EP4159263A4 (https=)
JP (1) JP7457579B2 (https=)
CN (1) CN115697222B (https=)
WO (1) WO2021246054A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023112192A1 (ja) * 2021-12-15 2023-06-22 朝日インテック株式会社 ダイレータ
JP2024108422A (ja) * 2023-01-31 2024-08-13 朝日インテック株式会社 医療デバイス
USD1095831S1 (en) 2023-04-07 2025-09-30 Asahi Intecc Co., Ltd. Medical dilator
WO2025062909A1 (ja) * 2023-09-22 2025-03-27 朝日インテック株式会社 医療デバイス

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2001200C (en) * 1988-11-09 2000-12-19 Louis Goode Apparatus for removing an elongated structure implanted in biological tissue
US5207683A (en) 1988-11-09 1993-05-04 Cook Pacemaker Corporation Apparatus for removing an elongated structure implanted in biological tissue
US6355016B1 (en) * 1997-03-06 2002-03-12 Medtronic Percusurge, Inc. Catheter core wire
US8613712B1 (en) * 2003-09-16 2013-12-24 Abbott Cardiovascular Systems Inc. Textured polymer coated guide wire and method of manufacture
JP4497454B2 (ja) * 2004-04-06 2010-07-07 朝日インテック株式会社 医療用具
US7918870B2 (en) * 2005-09-12 2011-04-05 Bridgepoint Medical, Inc. Endovascular devices and methods
US8500628B2 (en) 2006-02-28 2013-08-06 Olympus Endo Technology America, Inc. Rotate-to-advance catheterization system
JP5526218B2 (ja) 2007-05-11 2014-06-18 テルモ株式会社 ガイドワイヤ
JP5441336B2 (ja) 2007-05-11 2014-03-12 テルモ株式会社 ガイドワイヤ
JP5147569B2 (ja) * 2008-06-30 2013-02-20 テルモ株式会社 ガイドワイヤ
US8485969B2 (en) * 2008-09-18 2013-07-16 Jeffrey Grayzel Medical guide element with diameter transition
US20100168619A1 (en) * 2008-12-29 2010-07-01 Cook Incorporated Combination wire guide and method of use thereof
US20110251450A1 (en) 2010-04-12 2011-10-13 Pagani Francis D Method and Device for Attachment of an Inflow Conduit to the Heart and to a Pump
AU2012212074A1 (en) * 2011-02-02 2013-09-05 Sam FILICIOTTO Surgical systems and methods thereof
WO2013118649A1 (ja) * 2012-02-07 2013-08-15 テルモ株式会社 ガイドワイヤ
WO2014091935A1 (ja) * 2012-12-11 2014-06-19 グンゼ株式会社 医療用ガイドワイヤ
JP6061341B2 (ja) * 2013-12-06 2017-01-18 朝日インテック株式会社 ガイドワイヤ
US10448971B2 (en) * 2016-12-21 2019-10-22 Medtronic, Inc. Apparatus for forming a passageway in tissue and associated interventional medical systems
WO2018174241A1 (ja) 2017-03-24 2018-09-27 朝日インテック株式会社 ダイレータ
JP6900499B2 (ja) 2017-10-26 2021-07-07 朝日インテック株式会社 ダイレータキット
EP3804640A1 (en) 2018-05-24 2021-04-14 Asahi Intecc Co., Ltd. Dilator
EP3854328A4 (en) * 2018-09-21 2022-05-11 Asahi Intecc Co., Ltd. DILATOR

Also Published As

Publication number Publication date
EP4159263A1 (en) 2023-04-05
EP4159263A4 (en) 2024-07-17
JP2021186319A (ja) 2021-12-13
US12521534B2 (en) 2026-01-13
US20230093541A1 (en) 2023-03-23
CN115697222A (zh) 2023-02-03
WO2021246054A1 (ja) 2021-12-09
JP7457579B2 (ja) 2024-03-28

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