JP7610267B2 - 経カテーテル弁裂開装置および方法 - Google Patents
経カテーテル弁裂開装置および方法 Download PDFInfo
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- JP7610267B2 JP7610267B2 JP2021568877A JP2021568877A JP7610267B2 JP 7610267 B2 JP7610267 B2 JP 7610267B2 JP 2021568877 A JP2021568877 A JP 2021568877A JP 2021568877 A JP2021568877 A JP 2021568877A JP 7610267 B2 JP7610267 B2 JP 7610267B2
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- leaflet
- valve
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/32—Surgical cutting instruments
- A61B17/320016—Endoscopic cutting instruments, e.g. arthroscopes, resectoscopes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/32—Surgical cutting instruments
- A61B17/3205—Excision instruments
- A61B17/3207—Atherectomy devices working by cutting or abrading; Similar devices specially adapted for non-vascular obstructions
- A61B17/320725—Atherectomy devices working by cutting or abrading; Similar devices specially adapted for non-vascular obstructions with radially expandable cutting or abrading elements
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/24—Heart valves ; Vascular valves, e.g. venous valves; Heart implants, e.g. passive devices for improving the function of the native valve or the heart muscle; Transmyocardial revascularisation [TMR] devices; Valves implantable in the body
- A61F2/2427—Devices for manipulating or deploying heart valves during implantation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/00234—Surgical instruments, devices or methods for minimally invasive surgery
- A61B2017/00238—Type of minimally invasive operation
- A61B2017/00243—Type of minimally invasive operation cardiac
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/22—Implements for squeezing-off ulcers or the like on inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; for invasive removal or destruction of calculus using mechanical vibrations; for removing obstructions in blood vessels, not otherwise provided for
- A61B2017/22097—Valve removal in veins
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Cardiology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Vascular Medicine (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Prostheses (AREA)
- Surgical Instruments (AREA)
Description
Claims (6)
- 経カテーテル弁裂開装置(10、100)であって、
弁尖支持フレーム(12、112)と弁尖切開アセンブリ(14、114)とを具え、これらは両方ともガイド構造(16、116)に可動に取り付けられ、前記弁尖支持フレーム(12、112)と前記弁尖切開アセンブリ(14、114)は、収縮配向と拡張配向との間で動作可能であり、前記弁尖支持フレーム(12、112)のみが前記拡張配向にあるときに、前記弁尖切開アセンブリ(14、114)が、前記収縮配向から前記拡張配向に動作する間に、前記弁尖切開アセンブリ(14、114)の切開要素(36、136)の尖った鋭い先端(37、137)は弁尖を穿刺し、前記切開要素(36、136)の尖った鋭い先端(37、137)は、前記弁尖支持フレーム(12、112)のブレードプロテクタ(24、124)によって覆われることを特徴とする経カテーテル弁裂開装置(10、100)。 - 前記拡張配向において、前記ブレードプロテクタ(24、124)は、前記ガイド構造(16、116)に対する前記切開要素(36、136)の前記拡張配向よりも、前記ガイド構造(16、116)に対してより半径方向外側に配置される、請求項1に記載の経カテーテル弁裂開装置(10、100)。
- 前記尖った鋭い先端(37、137)によって穿刺された弁尖は、前記切開要素(36、136)と前記ブレードプロテクタ(24、124)との間に位置し、これにより、前記切開要素(36、136)は、当該切開要素(36、136)と前記ブレードプロテクタ(24、124)との間に位置する弁尖を裂開するように構成される、請求項1又は2に記載の経カテーテル弁裂開装置(10、100)。
- 前記弁尖切開アセンブリ(14、114)が第1のバイアス装置(40、140)に結合された支持アーム(44、103、107)を具え、前記弁尖支持フレーム(12、112)が第2のバイアス装置(50、150)に結合されたフレームアーム(26、119)を具え、前記第1のバイアス装置(40、140)が収縮すると、前記ガイド構造(16、116)に対する前記支持アーム(44、103、107)の展開と、前記弁尖切開アセンブリ(14、114)の拡張とを生じさせ、前記第2のバイアス装置(50、150)が収縮すると、前記ガイド構造(16、116)に対する前記フレームアーム(26、119)の展開と、前記弁尖支持フレーム(12、112)の拡張とを生じさせる、請求項1~3のいずれか一項に記載の経カテーテル弁裂開装置(10、100)。
- 前記第1のバイアス装置(40、140)は、前記第2のバイアス装置(50、150)よりも強いバイアス力を有する、請求項4に記載の経カテーテル弁裂開装置(10、100)。
- 前記弁尖支持フレーム(12、112)の支持要素は、前記弁尖切開アセンブリ(14、114)によって行われる切断の長さを規定し、前記弁尖切開アセンブリ(14、114)によって行われる弁尖の中心線に対する切断の方向を調整するために、制御することができる、請求項1~5のいずれか一項に記載の経カテーテル弁裂開装置(10、100)。
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962849919P | 2019-05-19 | 2019-05-19 | |
| US62/849,919 | 2019-05-19 | ||
| US201962870068P | 2019-07-03 | 2019-07-03 | |
| US62/870,068 | 2019-07-03 | ||
| PCT/IB2020/054729 WO2020234763A1 (en) | 2019-05-19 | 2020-05-19 | Transcatheter valve laceration device and method |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2022550232A JP2022550232A (ja) | 2022-12-01 |
| JP2022550232A5 JP2022550232A5 (ja) | 2023-04-03 |
| JP7610267B2 true JP7610267B2 (ja) | 2025-01-08 |
Family
ID=73458925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021568877A Active JP7610267B2 (ja) | 2019-05-19 | 2020-05-19 | 経カテーテル弁裂開装置および方法 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US12465386B2 (ja) |
| EP (1) | EP3972502A4 (ja) |
| JP (1) | JP7610267B2 (ja) |
| CN (1) | CN113924052B (ja) |
| WO (1) | WO2020234763A1 (ja) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114652402B (zh) * | 2020-12-24 | 2024-12-20 | 杭州德晋医疗科技有限公司 | 瓣膜切开器 |
| EP4059455A1 (en) * | 2021-03-15 | 2022-09-21 | Myra Medical Sàrl | Transcatheter resection apparatus for native or bioprosthetic heart valves |
| EP4616816A3 (en) * | 2021-03-22 | 2025-10-29 | Edwards Lifesciences Corporation | Dual guidewire system for calcified valves |
| CN116407220A (zh) * | 2021-12-31 | 2023-07-11 | 杭州诺纳生物医疗科技有限公司 | 瓣膜治疗装置 |
| CN116407219A (zh) * | 2021-12-31 | 2023-07-11 | 杭州诺纳生物医疗科技有限公司 | 瓣膜修复组件、瓣膜修复装置及瓣膜修复系统 |
| CN115281780A (zh) * | 2022-01-24 | 2022-11-04 | 郑州大学第一附属医院 | 一种血栓便捷清理装置 |
| US20240173065A1 (en) * | 2022-11-28 | 2024-05-30 | St. Jude Medical, Cardiology Division, Inc. | Transcatheter Tools for Basilica or Lampoon Procedure and Methods of Using Same |
| JP2026507254A (ja) * | 2023-03-09 | 2026-02-27 | ピーアイ-カルディア リミテッド | 心臓弁組織切開装置 |
| WO2025243185A1 (en) * | 2024-05-20 | 2025-11-27 | Medtronic, Inc. | Valve leaflet resection device and methods |
| WO2026003829A1 (en) * | 2024-06-24 | 2026-01-02 | Eleveight Cardio Ltd | Tissue-laceration device |
| CN119423964B (zh) * | 2025-01-09 | 2025-05-16 | 上海交通大学医学院附属瑞金医院 | 一种瓣叶切割装置及应用 |
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| US20190069920A1 (en) | 2016-03-14 | 2019-03-07 | Université Catholique de Louvain | Device for clean excision of a heart valve |
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-
2020
- 2020-05-19 JP JP2021568877A patent/JP7610267B2/ja active Active
- 2020-05-19 EP EP20809795.6A patent/EP3972502A4/en active Pending
- 2020-05-19 CN CN202080036800.2A patent/CN113924052B/zh active Active
- 2020-05-19 US US17/608,816 patent/US12465386B2/en active Active
- 2020-05-19 WO PCT/IB2020/054729 patent/WO2020234763A1/en not_active Ceased
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003513751A (ja) | 1999-11-17 | 2003-04-15 | セガン,ジャック | 経皮ルートによって心臓弁を交換するためのデバイス |
| US20040034380A1 (en) | 2001-06-29 | 2004-02-19 | Woolfson Steven B. | Method and apparatus for resecting and replacing an aortic valve |
| US20160100855A1 (en) | 2010-06-22 | 2016-04-14 | Lemaitre Vascular, Inc. | Over-the-Wire-Valvulotomes |
| US20130116715A1 (en) | 2011-11-09 | 2013-05-09 | Boston Scientific Scimed, Inc. | Medical cutting devices and methods of use |
| US20180064460A1 (en) | 2014-06-13 | 2018-03-08 | InterShunt Technologies, Inc. | Method and catheter for creating an interatrial aperture |
| US20190069920A1 (en) | 2016-03-14 | 2019-03-07 | Université Catholique de Louvain | Device for clean excision of a heart valve |
| US20180000509A1 (en) | 2016-04-01 | 2018-01-04 | Intervene, Inc. | Intraluminal tissue modifying systems and associated devices and methods |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3972502A4 (en) | 2023-01-25 |
| WO2020234763A1 (en) | 2020-11-26 |
| US12465386B2 (en) | 2025-11-11 |
| CN113924052B (zh) | 2025-06-27 |
| US20220313303A1 (en) | 2022-10-06 |
| CN113924052A (zh) | 2022-01-11 |
| EP3972502A1 (en) | 2022-03-30 |
| JP2022550232A (ja) | 2022-12-01 |
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