JP2017500908A - 左心耳閉鎖装置 - Google Patents
左心耳閉鎖装置 Download PDFInfo
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- JP2017500908A JP2017500908A JP2016529979A JP2016529979A JP2017500908A JP 2017500908 A JP2017500908 A JP 2017500908A JP 2016529979 A JP2016529979 A JP 2016529979A JP 2016529979 A JP2016529979 A JP 2016529979A JP 2017500908 A JP2017500908 A JP 2017500908A
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- left atrial
- atrial appendage
- thin film
- closure device
- film body
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/12—Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12099—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder
- A61B17/12122—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder within the heart
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/12—Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12027—Type of occlusion
- A61B17/12031—Type of occlusion complete occlusion
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/12—Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12131—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device
- A61B17/12168—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device having a mesh structure
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/12—Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12131—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device
- A61B17/12168—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device having a mesh structure
- A61B17/12172—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device having a mesh structure having a pre-set deployed three-dimensional shape
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/12—Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12131—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device
- A61B17/12168—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device having a mesh structure
- A61B17/12177—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device having a mesh structure comprising additional materials, e.g. thrombogenic, having filaments, having fibers or being coated
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/02—Inorganic materials
- A61L27/10—Ceramics or glasses
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/14—Macromolecular materials
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Reproductive Health (AREA)
- Vascular Medicine (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Chemical & Material Sciences (AREA)
- Cardiology (AREA)
- Epidemiology (AREA)
- Transplantation (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Medicinal Chemistry (AREA)
- Dermatology (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Surgical Instruments (AREA)
- Prostheses (AREA)
- Materials For Medical Uses (AREA)
Abstract
Description
Claims (19)
- シールディスクと、
前記シールディスクに接続されかつ前記シールディスクの一方側に配置される固定フレームと
を備え、
前記固定フレームは、前記シールディスクに接続される連結部と、複数の支持体とを備え、
前記複数の支持体は、前記連結部から遠位端へ径方向に放射状に延伸して合わせて凹領域を形成した後、屈曲によって近位端へ延伸して、複数の互いに離れているサスペンド支持部分を形成し、
前記支持部分には、前記シールディスクに向かう少なくとも1つのアンカーが設けられる左心耳閉鎖装置であって、
前記左心耳閉鎖装置は、薄膜体をさらに備え、
全ての前記支持体は、前記薄膜体を介して直列に接続される、左心耳閉鎖装置。 - 前記薄膜体は、前記凹領域を囲む少なくとも1つの環状薄膜を備え、
前記環状薄膜は、全ての支持体と直列に接続し、かつ前記凹領域の全部または一部を露出させる、ことを特徴とする請求項1に記載の左心耳閉鎖装置。 - 前記薄膜体は、球面形状薄膜を備え、
前記球面形状薄膜は、前記凹領域をさらに覆う、ことを特徴とする請求項1に記載の左心耳閉鎖装置。 - 少なくとも1つの前記アンカーは、前記薄膜体を貫通することを特徴とする請求項1〜3のいずれか1項に記載の左心耳閉鎖装置。
- 前記アンカーの近傍領域の前記薄膜体の厚さは、前記薄膜体の他の領域より厚いまたは等しい、ことを特徴とする請求項4に記載の左心耳閉鎖装置。
- 前記支持体には、複数の固定孔が設けられ、
前記薄膜体は、縫合によって前記固定孔を介して前記支持体に固定される、ことを特徴とする請求項4に記載の左心耳閉鎖装置。 - 前記薄膜体は、生体適合性接着剤によって前記支持体に接着される、ことを特徴とする請求項4に記載の左心耳閉鎖装置。
- 前記薄膜体の近位端の縁部は、前記アンカーの根部から1〜5mm離れる、ことを特徴とする請求項4に記載の左心耳閉鎖装置。
- 前記アンカーが前記薄膜体を貫通した後に前記薄膜体から突出する長さは、1〜3mmである、ことを特徴とする請求項4に記載の左心耳閉鎖装置。
- 前記薄膜体の材料は、PET、PTFEまたはシリカゲルである、ことを特徴とする請求項1に記載の左心耳閉鎖装置。
- 前記薄膜体は、重ねられる複数枚の薄膜を備える、ことを特徴とする請求項1に記載の左心耳閉鎖装置。
- 前記薄膜体は、前記固定フレームに遠位端から近位端までの方向に沿って、順に配置される複数枚の薄膜を備える、ことを特徴とする請求項1に記載の左心耳閉鎖装置。
- 前記支持体の数は、6本、8本、9本、12本または16本である、ことを特徴とする請求項1に記載の左心耳閉鎖装置。
- 前記アンカーは、前記支持体から切り出されて形成される、ことを特徴とする請求項1に記載の左心耳閉鎖装置。
- 前記支持体は、前記連結部から遠位端へ径方向に放射状に延伸する複数の引出部分と、複数の分枝部分と、複数のサスペンド支持部分とを備える、ことを特徴とする請求項1に記載の左心耳閉鎖装置。
- 複数の前記引出部分は、前記連結部を中心として、互い合わせて前記凹領域を形成し、前記連結部から離れる各前記引出部分の一端が、2つの前記分枝部分にそれぞれ接続され、前記2つの分枝部分が、特定の角度を形成し、各前記分枝部分が、隣接する前記引出部分に対応する2つの分枝部分おいて自身に隣接する1つの分枝部分と合流し、折り曲げられた後に、近位端へ延伸して前記サスペンド支持部分を形成する、ことを特徴とする請求項15に記載の左心耳閉鎖装置。
- 前記サスペンド支持部分は、ほぼU字型の部分を形成する、ことを特徴とする請求項1に記載の左心耳閉鎖装置。
- 前記サスペンド支持部分の末端は、球体が設けられる、ことを特徴とする請求項1に記載の左心耳閉鎖装置。
- 前記複数の支持体は、1本のニッケルチタン管の端部から他方の端部に向かう方向に沿って切り出すことによって形成され、金型によって拡張されて、熱処理によって形状が固定され、前記ニッケルチタン管の切り出されない部分が前記連結部を形成する、ことを特徴とする請求項1に記載の左心耳閉鎖装置。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310567987.0A CN103598902B (zh) | 2013-11-14 | 2013-11-14 | 左心耳封堵器 |
| CN201310567987.0 | 2013-11-14 | ||
| PCT/CN2014/090605 WO2015070733A1 (zh) | 2013-11-14 | 2014-11-07 | 左心耳封堵器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2017500908A true JP2017500908A (ja) | 2017-01-12 |
| JP6529137B2 JP6529137B2 (ja) | 2019-06-12 |
Family
ID=50117213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016529979A Active JP6529137B2 (ja) | 2013-11-14 | 2014-11-07 | 左心耳閉鎖装置 |
Country Status (8)
| Country | Link |
|---|---|
| US (2) | US10709454B2 (ja) |
| EP (2) | EP4137067B1 (ja) |
| JP (1) | JP6529137B2 (ja) |
| KR (1) | KR101849743B1 (ja) |
| CN (3) | CN103598902B (ja) |
| AU (1) | AU2014350794B2 (ja) |
| ES (2) | ES2929287T3 (ja) |
| WO (1) | WO2015070733A1 (ja) |
Cited By (1)
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|---|---|---|---|---|
| US11291454B2 (en) | 2015-12-29 | 2022-04-05 | Shenzhen Kyd Biomedical Technology Co. Ltd. | Left atrial appendage closure apparatus |
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Also Published As
| Publication number | Publication date |
|---|---|
| ES2929287T3 (es) | 2022-11-28 |
| CN111110299A (zh) | 2020-05-08 |
| EP3072461A4 (en) | 2017-05-31 |
| CN105916454B (zh) | 2019-05-03 |
| AU2014350794B2 (en) | 2019-07-04 |
| KR101849743B1 (ko) | 2018-04-18 |
| EP3072461A1 (en) | 2016-09-28 |
| JP6529137B2 (ja) | 2019-06-12 |
| US10709454B2 (en) | 2020-07-14 |
| KR20160091330A (ko) | 2016-08-02 |
| AU2014350794A1 (en) | 2016-06-23 |
| US11806019B2 (en) | 2023-11-07 |
| ES3019407T3 (en) | 2025-05-20 |
| NZ720786A (en) | 2021-03-26 |
| EP4137067B1 (en) | 2025-02-19 |
| US20200289128A1 (en) | 2020-09-17 |
| US20160287261A1 (en) | 2016-10-06 |
| EP4137067A1 (en) | 2023-02-22 |
| CN103598902B (zh) | 2017-01-25 |
| EP3072461B1 (en) | 2022-10-12 |
| WO2015070733A1 (zh) | 2015-05-21 |
| CN103598902A (zh) | 2014-02-26 |
| CN105916454A (zh) | 2016-08-31 |
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