JP5571065B2 - 弁修復のための弁口環内バンド - Google Patents
弁修復のための弁口環内バンド Download PDFInfo
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- JP5571065B2 JP5571065B2 JP2011505117A JP2011505117A JP5571065B2 JP 5571065 B2 JP5571065 B2 JP 5571065B2 JP 2011505117 A JP2011505117 A JP 2011505117A JP 2011505117 A JP2011505117 A JP 2011505117A JP 5571065 B2 JP5571065 B2 JP 5571065B2
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- band
- valve
- ring
- mitral
- plane
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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
- A61F2/2454—Means for preventing inversion of the valve leaflets, e.g. chordae tendineae prostheses
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- 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
12 左心房
14 肺動脈
16 左心室
18 僧帽弁
20 大動脈
22 大動脈弁
24 前尖
26 後尖
28 僧帽弁輪
30 腱索
32 乳頭筋
34 心室内中隔
36 自由縁
38 自由縁
40 接合性縁
41 接合区域
42 断裂
44 反転
50 渡環バンド、インプラント
51 支持部、突出部、無外傷性表面、後面
52 第1端部
53 側壁、前縁
54 第2端部
55 側壁
56 弁尖接触表面
57 第1ショルダ
58 第1固定部
59 第2ショルダ
60 第2固定部
61 渡環バンド、孔
62 穴
63 後弁輪形成支持部
64 中央部
65 第1三角取付区域
66 接合性縁支持部
67 第2三角取付区域
68 環状輪
70 アーム部
71 渡環バンド
72 アーム部
73 ワイヤ
74 縫合
75 接続区域
77 接続区域
79 アイレット
P 平面
Claims (11)
- 弁口環内バンドであって、
第1端部、前記第1端部の近傍に配置された第1固定部、第2端部、前記第2端部の近傍に配置された第2固定部、及び中央部を有し、前記中央部が僧帽弁輪を含む環内平面から横断方向に変位された細長い弓状本体を備え、前記環内平面は、前記弁口環内バンドが弁輪に取り付けられた際の血流の方向を横断しており、前記中央部は、前記環内平面に垂直な第2平面に沿って概ね延在しており、前記第2平面は、前記第1端部及び前記第2端部を含んでいる、弁口環内バンドにおいて、
前記第1端部及び前記第2端部が、前記環内平面内の僧帽弁輪に取り付けられるように構成され、前記中央部が、前記環内平面から心室の方に変位された点で僧帽弁尖を支持するように構成されており、且つ、
前記第1端部及び前記第2端部は、前記弁口環内バンドが前記僧帽弁輪に取り付けられた際の僧帽弁尖の接合性縁を横断する中隔横軸上に概ね位置している、
弁口環内バンド。 - 前記中央部が前記第1固定部と前記第2固定部のどちらよりも細い、請求項1に記載の弁口環内バンド。
- 前記中央部が、オフセット支持部と、第1アーム部及び第2アーム部とを備え、前記オフセット支持部が前記第1アーム部及び前記第2アーム部よりも広い、請求項1に記載の弁口環内バンド。
- 前記中央部が三角形の断面を有する、請求項1に記載の弁口環内バンド。
- 前記第1固定部は横方向に延在している、請求項1に記載の弁口環内バンド。
- 前記第2固定部は横方向に延在している、請求項5に記載の弁口環内バンド。
- 前記第1固定部は、略弓状の形状を有している、請求項5に記載の弁口環内バンド。
- 前記第2固定部は、略弓状の形状を有している、請求項7に記載の弁口環内バンド。
- 弁輪形成リングを含まない、請求項1に記載の弁口環内バンド。
- 弁口環内バンドであって、
第1端部、前記第1端部の近傍に配置された第1固定部、第2端部、前記第2端部の近傍に配置された第2固定部、及び前記第1端部及び前記第2端部に接続された中央部を有し、前記中央部が弓状の形状を有し、前記中央部が僧帽弁輪を含む環内平面から横断方向に変位された、細長い本体を備え、前記環内平面は、前記弁口環内バンドが弁輪に取り付けられた際の血流の方向を横断しており、前記中央部は、前記環内平面に垂直な第2平面に沿って概ね延在しており、前記第2平面は、前記第1端部及び前記第2端部を含んでいる、弁口環内バンドにおいて、
前記第1端部及び前記第2端部が、前記環内平面内の前記僧帽弁輪に取り付けられるように構成され、前記中央部が、前記僧帽弁輪によって形成された接合性縁を横断方向に概ね横切って延在し、前記環内平面から心室の方に変位された点で僧帽弁尖を支持すると共に、弁が閉じた際に前記心室の方向に前記接合性縁に位置を上昇させるように構成されており、
前記第1端部及び前記第2端部は、前記弁口環内バンドが前記僧帽弁輪に取り付けられた際の僧帽弁尖の接合性縁を横断する中隔横軸上に概ね位置しており、且つ、
前記弁口環内バンドは、弁輪形成リングを含まない、
弁口環内バンド。 - 前記中央部が、凸形の弓状の形状を有すると共に前記心室の方向に凸形となるように構成されて、前記環内平面から前記心室の方に変位された点で前記僧帽弁尖を支持する、請求項1に記載の弁口環内バンド。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/104,011 | 2008-04-16 | ||
| US12/104,011 US8262725B2 (en) | 2008-04-16 | 2008-04-16 | Transvalvular intraannular band for valve repair |
| PCT/US2009/040386 WO2009129189A1 (en) | 2008-04-16 | 2009-04-13 | Transvalvular intraannular band for valve repair |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2011517999A JP2011517999A (ja) | 2011-06-23 |
| JP5571065B2 true JP5571065B2 (ja) | 2014-08-13 |
Family
ID=41199439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2011505117A Active JP5571065B2 (ja) | 2008-04-16 | 2009-04-13 | 弁修復のための弁口環内バンド |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US8262725B2 (ja) |
| EP (1) | EP2271284B1 (ja) |
| JP (1) | JP5571065B2 (ja) |
| AU (1) | AU2009236358B2 (ja) |
| CA (2) | CA2965632A1 (ja) |
| WO (1) | WO2009129189A1 (ja) |
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