JP7423614B2 - コイルデバイスを使用した心室再造形 - Google Patents
コイルデバイスを使用した心室再造形 Download PDFInfo
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- JP7423614B2 JP7423614B2 JP2021518479A JP2021518479A JP7423614B2 JP 7423614 B2 JP7423614 B2 JP 7423614B2 JP 2021518479 A JP2021518479 A JP 2021518479A JP 2021518479 A JP2021518479 A JP 2021518479A JP 7423614 B2 JP7423614 B2 JP 7423614B2
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Images
Classifications
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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
- A61F2/2442—Annuloplasty rings or inserts for correcting the valve shape; Implants for improving the function of a native heart valve
- A61F2/2466—Delivery devices therefor
-
- 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
- A61F2/2478—Passive devices for improving the function of the heart muscle, i.e. devices for reshaping the external surface of the heart, e.g. bags, strips or bands
- A61F2/2487—Devices within the heart chamber, e.g. splints
-
- 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
- A61F2/2442—Annuloplasty rings or inserts for correcting the valve shape; Implants for improving the function of a native heart valve
-
- 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
- A61F2/2442—Annuloplasty rings or inserts for correcting the valve shape; Implants for improving the function of a native heart valve
- A61F2/2454—Means for preventing inversion of the valve leaflets, e.g. chordae tendineae prostheses
-
- 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
- A61F2/2442—Annuloplasty rings or inserts for correcting the valve shape; Implants for improving the function of a native heart valve
- A61F2/246—Devices for obstructing a leak through a native valve in a closed condition
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
- A61B2017/0498—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials for advancing a suture filament along a helical path through tissue
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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
- A61F2/0077—Special surfaces of prostheses, e.g. for improving ingrowth
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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
- 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
- A61F2230/0091—Three-dimensional shapes helically-coiled or spirally-coiled, i.e. having a 2-D spiral cross-section
Landscapes
- Health & Medical Sciences (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic 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
2 左心房
3 左心室
4 右心室
5 右心房
6 僧帽弁
7 大動脈弁
8 三尖弁
9 肺動脈弁
10 乳頭筋
11 肺動脈
12 大動脈
14 腱
15 乳頭筋
15a 前外側乳頭筋
15b 乳頭筋
15p 後内側乳頭筋
16 腱索、腱
17 筋性中隔
18 小柱
21 僧帽弁逆流
61 弁尖
62 前尖
63 後尖
400 心室再造形/絞扼コイルデバイス、コイルデバイス
401 遠位端部、自由端部
402 組織境界層、クロス
403 ワイヤ、縫合糸構成要素、ワイヤ特徴部、内方ワイヤ
406 弁
Claims (13)
- コイルデバイスであって、
遠位端部および近位端部を有するワイヤと、
前記ワイヤの少なくとも一部分を被覆するクロスであって、前記クロスの被覆が生体組織との前記クロスの内部成長を促進するように構成される、クロスと、
を備え、
前記ワイヤは、刺激に応答してらせんコイル形状をとるように事前成形された形状記憶金属を含み、前記らせんコイル形状は、前記コイルデバイスが心臓の心室壁に関連する肉柱の複数の組織特徴部の背後に編み込まれた場合に、前記心室壁に対して絞扼力を提供するように設計された直径を有する、コイルデバイス。 - 前記刺激は、前記心臓内部の温度環境に対応する温度刺激である、請求項1に記載のコイルデバイス。
- 前記刺激は、電荷である、請求項1に記載のコイルデバイス。
- 前記コイルデバイスを締付け状態にロックするように構成されたロッキング機構をさらに備える、請求項1から3のいずれか一項に記載のコイルデバイス。
- 前記ロッキング機構は、前記コイルデバイスの前記近位端部に前記コイルデバイスの前記遠位端部を結合するように構成される、請求項4に記載のコイルデバイス。
- 前記ロッキング機構は、コードロック構成要素を備える引きひも機構を備える、請求項4に記載のコイルデバイス。
- 前記コードロック構成要素は、前記コイルデバイスの第1の部分に結合され、前記コイルデバイスの第2の部分を受け、前記コイルデバイスの前記第2の部分を前記コイルデバイスの前記第1の部分に固定するように構成される、請求項6に記載のコイルデバイス。
- 前記コイルデバイスは、0.1以下の摩擦係数を有する材料を含む、請求項1から7のいずれか一項に記載のコイルデバイス。
- 前記ワイヤの前記形状記憶金属は、ニチノールである、請求項1から8のいずれか一項に記載のコイルデバイス。
- 前記クロスまたは前記ワイヤには、1つまたは複数の組織アンカー特徴部が設けられる、請求項1から9のいずれか一項に記載のコイルデバイス。
- 前記クロスは、内部に血液を少なくとも部分的に収容させ得るのに十分なサイズの孔を備える、請求項1から10のいずれか一項に記載のコイルデバイス。
- 前記コイルデバイスは、心臓弁ドッキング構造物と一体化される、請求項1から11のいずれか一項に記載のコイルデバイス。
- 前記ワイヤは、前記コイルデバイスが捕捉された心室組織を引き裂くのを防止する厚さを有する、請求項1から12のいずれか一項に記載のコイルデバイス。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201862740563P | 2018-10-03 | 2018-10-03 | |
US62/740,563 | 2018-10-03 | ||
US16/549,133 US11413147B2 (en) | 2018-10-03 | 2019-08-23 | Ventricular remodeling using coil devices |
US16/549,133 | 2019-08-23 | ||
PCT/US2019/051709 WO2020072201A1 (en) | 2018-10-03 | 2019-09-18 | Ventricular remodeling using coil devices |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2022502195A JP2022502195A (ja) | 2022-01-11 |
JP7423614B2 true JP7423614B2 (ja) | 2024-01-29 |
Family
ID=70051480
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021518479A Active JP7423614B2 (ja) | 2018-10-03 | 2019-09-18 | コイルデバイスを使用した心室再造形 |
Country Status (5)
Country | Link |
---|---|
US (2) | US11413147B2 (ja) |
EP (1) | EP3860515B1 (ja) |
JP (1) | JP7423614B2 (ja) |
CN (1) | CN112804965B (ja) |
WO (1) | WO2020072201A1 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11833034B2 (en) | 2016-01-13 | 2023-12-05 | Shifamed Holdings, Llc | Prosthetic cardiac valve devices, systems, and methods |
US11234818B2 (en) * | 2018-05-21 | 2022-02-01 | Medtentia International Ltd Oy | Annuloplasty device |
US10912644B2 (en) | 2018-10-05 | 2021-02-09 | Shifamed Holdings, Llc | Prosthetic cardiac valve devices, systems, and methods |
US11471282B2 (en) | 2019-03-19 | 2022-10-18 | Shifamed Holdings, Llc | Prosthetic cardiac valve devices, systems, and methods |
CN114206265A (zh) * | 2019-04-16 | 2022-03-18 | 尼奥绰德有限公司 | 用于微创心脏瓣膜修复的横向螺旋心脏锚固器 |
US20240148495A1 (en) * | 2021-06-17 | 2024-05-09 | Shanghai Trulive Medtech Co., Ltd. | Anchoring device for heart valve |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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JP2022502195A (ja) | 2022-01-11 |
US20220346955A1 (en) | 2022-11-03 |
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WO2020072201A1 (en) | 2020-04-09 |
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CN112804965B (zh) | 2024-02-09 |
CN112804965A (zh) | 2021-05-14 |
EP3860515A1 (en) | 2021-08-11 |
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