JP7457579B2 - ダイレータ - Google Patents

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Publication number
JP7457579B2
JP7457579B2 JP2020095450A JP2020095450A JP7457579B2 JP 7457579 B2 JP7457579 B2 JP 7457579B2 JP 2020095450 A JP2020095450 A JP 2020095450A JP 2020095450 A JP2020095450 A JP 2020095450A JP 7457579 B2 JP7457579 B2 JP 7457579B2
Authority
JP
Japan
Prior art keywords
radius
dilator
convex portion
outer circumferential
hollow shaft
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
JP2020095450A
Other languages
English (en)
Japanese (ja)
Other versions
JP2021186319A5 (enExample
JP2021186319A (ja
Inventor
麻里奈 都竹
友希弘 伏屋
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
Priority to JP2020095450A priority Critical patent/JP7457579B2/ja
Priority to PCT/JP2021/015008 priority patent/WO2021246054A1/ja
Priority to EP21818484.4A priority patent/EP4159263A4/en
Priority to CN202180038354.3A priority patent/CN115697222A/zh
Publication of JP2021186319A publication Critical patent/JP2021186319A/ja
Priority to US18/059,725 priority patent/US20230093541A1/en
Publication of JP2021186319A5 publication Critical patent/JP2021186319A5/ja
Application granted granted Critical
Publication of JP7457579B2 publication Critical patent/JP7457579B2/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
    • 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)
JP2020095450A 2020-06-01 2020-06-01 ダイレータ Active JP7457579B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
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
EP21818484.4A EP4159263A4 (en) 2020-06-01 2021-04-09 Dilator
CN202180038354.3A CN115697222A (zh) 2020-06-01 2021-04-09 扩张器
US18/059,725 US20230093541A1 (en) 2020-06-01 2022-11-29 Dilators

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2020095450A JP7457579B2 (ja) 2020-06-01 2020-06-01 ダイレータ

Publications (3)

Publication Number Publication Date
JP2021186319A JP2021186319A (ja) 2021-12-13
JP2021186319A5 JP2021186319A5 (enExample) 2023-05-19
JP7457579B2 true JP7457579B2 (ja) 2024-03-28

Family

ID=78830294

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020095450A Active JP7457579B2 (ja) 2020-06-01 2020-06-01 ダイレータ

Country Status (5)

Country Link
US (1) US20230093541A1 (enExample)
EP (1) EP4159263A4 (enExample)
JP (1) JP7457579B2 (enExample)
CN (1) CN115697222A (enExample)
WO (1) WO2021246054A1 (enExample)

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

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5207683A (en) 1988-11-09 1993-05-04 Cook Pacemaker Corporation Apparatus for removing an elongated structure implanted in biological tissue
JP2013523388A (ja) 2010-04-12 2013-06-17 テルモ株式会社 心臓とポンプとの接続器具および流入導管を心臓に取り付けるための外科用ツール
WO2018174241A1 (ja) 2017-03-24 2018-09-27 朝日インテック株式会社 ダイレータ
WO2019082327A1 (ja) 2017-10-26 2019-05-02 朝日インテック株式会社 ダイレータ及びダイレータキット

Family Cites Families (8)

* 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
US8500628B2 (en) 2006-02-28 2013-08-06 Olympus Endo Technology America, Inc. Rotate-to-advance catheterization system
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
US9770244B2 (en) * 2011-02-02 2017-09-26 Sam Filiciotto Surgical systems and methods thereof
US10448971B2 (en) * 2016-12-21 2019-10-22 Medtronic, Inc. Apparatus for forming a passageway in tissue and associated interventional medical systems
JP7036914B2 (ja) * 2018-05-24 2022-03-15 朝日インテック株式会社 ダイレータ
WO2020059122A1 (ja) * 2018-09-21 2020-03-26 朝日インテック株式会社 ダイレータ

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5207683A (en) 1988-11-09 1993-05-04 Cook Pacemaker Corporation Apparatus for removing an elongated structure implanted in biological tissue
JP2013523388A (ja) 2010-04-12 2013-06-17 テルモ株式会社 心臓とポンプとの接続器具および流入導管を心臓に取り付けるための外科用ツール
WO2018174241A1 (ja) 2017-03-24 2018-09-27 朝日インテック株式会社 ダイレータ
WO2019082327A1 (ja) 2017-10-26 2019-05-02 朝日インテック株式会社 ダイレータ及びダイレータキット

Also Published As

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

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