JP5774688B2 - 補綴心臓弁の制御された拡張収縮を利用したカテーテル経由移送システム及び方法 - Google Patents
補綴心臓弁の制御された拡張収縮を利用したカテーテル経由移送システム及び方法 Download PDFInfo
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- 210000003709 heart valve Anatomy 0.000 title claims description 179
- 238000000034 method Methods 0.000 title description 26
- 230000008602 contraction Effects 0.000 title description 6
- 230000001404 mediated effect Effects 0.000 title description 2
- 230000008878 coupling Effects 0.000 claims description 88
- 238000010168 coupling process Methods 0.000 claims description 88
- 238000005859 coupling reaction Methods 0.000 claims description 88
- 230000002950 deficient Effects 0.000 claims description 7
- 230000007704 transition Effects 0.000 claims description 7
- 238000002560 therapeutic procedure Methods 0.000 claims description 6
- HLXZNVUGXRDIFK-UHFFFAOYSA-N nickel titanium Chemical compound [Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni] HLXZNVUGXRDIFK-UHFFFAOYSA-N 0.000 claims description 4
- 229910001000 nickel titanium Inorganic materials 0.000 claims description 4
- 239000012781 shape memory material Substances 0.000 claims description 4
- 229920000642 polymer Polymers 0.000 claims description 2
- 239000003356 suture material Substances 0.000 claims description 2
- 239000002861 polymer material Substances 0.000 claims 1
- 238000002513 implantation Methods 0.000 description 18
- 210000001765 aortic valve Anatomy 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 210000004115 mitral valve Anatomy 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 210000003102 pulmonary valve Anatomy 0.000 description 3
- 210000000591 tricuspid valve Anatomy 0.000 description 3
- 210000005166 vasculature Anatomy 0.000 description 3
- 210000002376 aorta thoracic Anatomy 0.000 description 2
- 210000001367 artery Anatomy 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 210000001105 femoral artery Anatomy 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
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- 230000008733 trauma Effects 0.000 description 2
- 208000031481 Pathologic Constriction Diseases 0.000 description 1
- 206010067171 Regurgitation Diseases 0.000 description 1
- 208000034189 Sclerosis Diseases 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
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- 230000002612 cardiopulmonary effect Effects 0.000 description 1
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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
- A61F2/2436—Deployment by retracting a sheath
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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
- A61F2/2412—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 with soft flexible valve members, e.g. tissue valves shaped like natural valves
- A61F2/2418—Scaffolds therefor, e.g. support stents
-
- 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
- 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
- A61F2/2439—Expansion controlled by filaments
-
- 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
- A61F2/95—Instruments specially adapted for placement or removal of stents or stent-grafts
- A61F2002/9505—Instruments specially adapted for placement or removal of stents or stent-grafts having retaining means other than an outer sleeve, e.g. male-female connector between stent and instrument
-
- 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
- A61F2/95—Instruments specially adapted for placement or removal of stents or stent-grafts
- A61F2/962—Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve
- A61F2/966—Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve with relative longitudinal movement between outer sleeve and prosthesis, e.g. using a push rod
- A61F2002/9665—Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve with relative longitudinal movement between outer sleeve and prosthesis, e.g. using a push rod with additional retaining means
-
- 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
- A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2230/0002—Two-dimensional shapes, e.g. cross-sections
- A61F2230/0028—Shapes in the form of latin or greek characters
- A61F2230/005—Rosette-shaped, e.g. star-shaped
-
- 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
- A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2230/0002—Two-dimensional shapes, e.g. cross-sections
- A61F2230/0028—Shapes in the form of latin or greek characters
- A61F2230/0054—V-shaped
-
- 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
- A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2230/0063—Three-dimensional shapes
- A61F2230/0073—Quadric-shaped
- A61F2230/008—Quadric-shaped paraboloidal
Landscapes
- Health & Medical Sciences (AREA)
- Cardiology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Transplantation (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
Description
本発明は、「補綴心臓弁人の制御された拡張収縮を利用したカテーテル経由移送システム及び方法」という表題で2010年6月2日に出願され、弁理士事件整理番号No.P0035394.00を有する米国仮特許出願第61/350,656に対する米国特許法35条, 119(e)(1)に基づく優先権を宣言し、これにより全教示を本願明細書に組み込む。
Claims (15)
- 弁構造が取り付けられたステントフレームを有する補綴心臓弁と共に使用される移送システムであって、
遠位端と、該遠位端に配置されたノーズコーンとを備え、前記遠位端の近くに結合構造が配置され、該結合構造が前記補綴心臓弁の遠位端に結合されるように構成され前記ノーズコーンの近位端に取付けられ該ノーズコーンの近位端から前記補綴心臓弁に向かって延びる、シャフトアセンブリと、
前記シャフトアセンブリを摺動可能に受け入れられるようなサイズの内腔を有するシースアセンブリを備え、
前記移送システムが、前記シースアセンブリが前記補綴心臓弁を取り囲んでいる装填状態から前記シースアセンブリが前記補綴心臓弁から後退させられた展開状態に移行するように構成され、
さらに、前記結合構造が前記シャフトアセンブリの遠位端の長手方向の動きに基づいて前記補綴心臓弁の遠位端を制御された状態で拡張あるいは収縮させるように構成されている、
ことを特徴とする移送システム。 - 前記結合構造が第1方向に動かされて前記補綴心臓弁の遠位端を制御された状態で拡張させるように構成されており、さらに、前記結合構造が前記第1方向の反対の第2方向に動かされて前記補綴心臓弁の遠位端を制御された状態で収縮させるように構成されている、
請求項1に記載の移送システム。 - 前記第1方向が近位方向であり、前記第2方向が遠位方向である、
請求項2に記載の移送システム。 - 前記結合構造が前記ノーズコーンに摺動可能に取り付けられ、さらに、前記結合構造とノーズコーンが相互に長手方向に摺動できるように構成されている、
請求項1に記載の移送システム。 - 前記結合構造が溝を備え、前記ノーズコーンが前記溝内に配置されるように構成された特徴部分を備え、さらに、前記溝と前記特徴部分が、前記結合構造がそのノーズコーンに対して摺動した時にそれをガイドするように構成されている、
請求項4に記載の移送システム。 - 前記ノーズコーンが第1方向に動かされて前記結合構造を作動させて前記補綴心臓弁の遠位端を制御された状態で拡張させるように構成されており、さらに、前記ノーズコーンが前記第1方向とは反対の第2方向に動かされて結合構造を作動させて前記補綴心臓弁の遠位端を制御された状態で収縮させるように構成されている、
請求項4に記載の移送システム。 - 前記第1方向が遠位方向であり、前記第2方向が近位方向である、
請求項6に記載の移送システム。 - 前記結合構造が、前記補綴心臓弁が閾値量を超えて拡張した場合に、前記補綴心臓弁の遠位端から自動的にリリースされるように構成されている、
請求項1に記載の移送システム。 - 前記結合構造が形状記憶素材でつくられている、
請求項1に記載の移送システム。 - 前記結合構造がニチノール、ポリマー、または縫合用素材でつくられている、
請求項9に記載の移送システム。 - 前記結合構造が筒状のベース部分とその筒状のベース部分から延びた複数の脚を有している、
請求項1に記載の移送システム。 - 前記脚は、それぞれが、前記補綴心臓弁の遠位端上のフックに取り外し可能に結合できるように構成されているループ形状の端部部分を含んでいる、
請求項11に記載の移送システム。 - 前記補綴心臓弁の遠位端が前記補綴心臓弁の流入端である、
請求項1に記載の移送システム。 - 前記補綴心臓弁の遠位端が前記補綴心臓弁の流出端である、
請求項1に記載の移送システム。 - 患者の欠陥のある心臓弁に治療処置を行うシステムであって、
請求項1ないし14のいずれか1項に記載の移送システムを備え、
該移送システムが、
ステントフレームと、該ステントフレームに取り付けられ少なくとも2枚の弁小葉を形成する弁構造を形成する収縮された態様から初期態様に自己展開する補綴心臓弁を備え、 前記移送システムが前記シースアセンブリ内に前記補綴心臓弁を摺動可能に受け入れることができるように構成されていると共に、前記シースアセンブリが前記補綴心臓弁を取り囲んでいる装填状態から、前記シースアセンブリが前記補綴心臓弁から後退している展開状態に移行するように作動して、前記補綴心臓弁が初期態様に自己拡張して前記移送システムからリリースされるように構成されており、さらに、前記結合構造が前記シャフトアセンブリの遠位端の第1方向への長手方向の動きに基づいて前記補綴心臓弁の遠位端が制御された状態で拡張し、さらに、前記シャフトアセンブリの遠位端の前記第1方向とは反対向きの第2長手方向への動きに基づいて前記補綴心臓弁の遠端を制御された状態で収縮するように構成されている、
ことを特徴とするシステム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US35065610P | 2010-06-02 | 2010-06-02 | |
US61/350,656 | 2010-06-02 | ||
PCT/US2011/038715 WO2011153210A1 (en) | 2010-06-02 | 2011-06-01 | Transcatheter delivery system and method with controlled expansion and contraction of prosthetic heart vavle |
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JP2013527010A JP2013527010A (ja) | 2013-06-27 |
JP2013527010A5 JP2013527010A5 (ja) | 2014-07-17 |
JP5774688B2 true JP5774688B2 (ja) | 2015-09-09 |
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US (4) | US9561102B2 (ja) |
EP (2) | EP3590470B1 (ja) |
JP (1) | JP5774688B2 (ja) |
CN (1) | CN102917669A (ja) |
AU (1) | AU2011261512B2 (ja) |
BR (1) | BR112012030673A8 (ja) |
WO (1) | WO2011153210A1 (ja) |
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EP2445444B1 (en) | 2009-06-23 | 2018-09-26 | Endospan Ltd. | Vascular prostheses for treating aneurysms |
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US8870950B2 (en) | 2009-12-08 | 2014-10-28 | Mitral Tech Ltd. | Rotation-based anchoring of an implant |
US20110208289A1 (en) * | 2010-02-25 | 2011-08-25 | Endospan Ltd. | Flexible Stent-Grafts |
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US11653910B2 (en) | 2010-07-21 | 2023-05-23 | Cardiovalve Ltd. | Helical anchor implantation |
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WO2013003450A1 (en) * | 2011-06-27 | 2013-01-03 | Boston Scientific Scimed, Inc. | Stent delivery systems and methods for making and using stent delivery systems |
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WO2013021374A2 (en) | 2011-08-05 | 2013-02-14 | Mitraltech Ltd. | Techniques for percutaneous mitral valve replacement and sealing |
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US20110301702A1 (en) | 2011-12-08 |
US20210275302A1 (en) | 2021-09-09 |
US20240058125A1 (en) | 2024-02-22 |
AU2011261512B2 (en) | 2014-11-27 |
CN102917669A (zh) | 2013-02-06 |
WO2011153210A1 (en) | 2011-12-08 |
US11020223B2 (en) | 2021-06-01 |
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