JP5894116B2 - 僧帽弁の移動を制御可能に補助する装置及び方法 - Google Patents
僧帽弁の移動を制御可能に補助する装置及び方法 Download PDFInfo
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- JP5894116B2 JP5894116B2 JP2013110371A JP2013110371A JP5894116B2 JP 5894116 B2 JP5894116 B2 JP 5894116B2 JP 2013110371 A JP2013110371 A JP 2013110371A JP 2013110371 A JP2013110371 A JP 2013110371A JP 5894116 B2 JP5894116 B2 JP 5894116B2
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- heart
- unit
- movement
- mitral valve
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- A61M60/857—Implantable blood tubes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
- A61M60/80—Constructional details other than related to driving
- A61M60/855—Constructional details other than related to driving of implantable pumps or pumping devices
- A61M60/861—Connections or anchorings for connecting or anchoring pumps or pumping devices to parts of the patient's body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
- A61M60/80—Constructional details other than related to driving
- A61M60/855—Constructional details other than related to driving of implantable pumps or pumping devices
- A61M60/865—Devices for guiding or inserting pumps or pumping devices into the patient's body
-
- 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
- A61F2/2451—Inserts in the coronary sinus for correcting the valve shape
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Cardiology (AREA)
- Veterinary Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Biomedical Technology (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Mechanical Engineering (AREA)
- Vascular Medicine (AREA)
- Transplantation (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Medical Informatics (AREA)
- Pain & Pain Management (AREA)
- Emergency Medicine (AREA)
- Pulmonology (AREA)
- Epidemiology (AREA)
- Physical Education & Sports Medicine (AREA)
- Rehabilitation Therapy (AREA)
- Electromagnetism (AREA)
- Physics & Mathematics (AREA)
- Prostheses (AREA)
- External Artificial Organs (AREA)
- Surgical Instruments (AREA)
Description
本出願は、どちらも、Device, a Kit and a Method for Heart Supportという名称を有し、参照により本明細書に組み込まれている、2010年3月25日に出願された米国仮出願第61/317619号及び2010年3月25日に出願されたスウェーデン国特許出願第SE1050282−1号の優先権を主張するものである。
Claims (9)
- 患者の心臓の心室ポンプ機能を強化するシステムであって、
前記心臓の拍動サイクルと同期した、制御可能に補助された僧帽弁の移動のための移動補助ユニットを備え、
前記移動補助ユニットが、僧帽弁平面内にある前記僧帽弁を実質的に前記心臓の左心室の長軸に沿って移動させるように構成されている
ことを特徴とするシステム。 - 前記移動補助ユニットが、前記僧帽弁の前記補助された移動を得るための力を発生する力発生ユニットを備えることを特徴とする、請求項1に記載のシステム。
- 前記心臓の左心室の前記僧帽弁に近接しかつ前記僧帽弁に組織連結するように心臓血管内に配置可能なインプラントを含み、
前記移動補助ユニットは、前記心臓血管内に配置された場合に、前記インプラントの移動から前記僧帽弁の前記補助された移動を得て、前記心臓の心尖に至る方向及び/又は前記心尖から離れる方向への、僧帽弁平面内にある前記僧帽弁の前記補助された移動を得るために、前記インプラントに力を加えるように構成されていることを特徴とする、請求項1又は2に記載のシステム。 - 前記移動補助ユニットが、前記心臓のポンプ作用が補助されるように、心臓収縮期に前記心臓の心尖の方へ向かい心臓拡張期に前記心尖から離れるように往復運動するように前記僧帽弁を前記心臓内で移動させるように構成されていることを特徴とする、請求項1乃至3の何れか1項に記載のシステム。
- 前記移動補助ユニットは、心電図、血圧波、血流、及び前記心臓の音響信号のうちの少なくとも1つを測定することなどによって前記心臓の自然作用を検出することにより、前記心臓の前記拍動サイクルと同期した前記移動を発生させることによって、心臓サイクル中の僧帽弁の上方及び下方への自然移動を強化するように構成されていることを特徴とする、請求項1乃至4の何れか1項に記載のシステム。
- 前記インプラントは、
僧帽弁輪に隣接する前記心臓の冠状静脈洞内に配置される大きさを有し、
拡張可能な遠位アンカーユニットと、拡張可能な近位アンカーユニットと、前記近位アンカーユニットから前記遠位アンカーユニットまで延びる連結ユニットと、を有し、
前記移動補助ユニットは、前記僧帽弁の前記移動が前記移動によって補助されかつポンプ作用が強化されるように、前記連結ユニットの長さを制御可能に変化させるように構成されている作動ユニットを含むことを特徴とする、請求項3に記載のシステム。 - 前記連結ユニットは、心室間中隔に対する左心室側壁の内方及び外方への自然移動を補助するために、長軸を横切る、前記左心室の短軸に沿った前記長さを変化させるように構成されていることを特徴とする、請求項6に記載のシステム。
- 前記作動ユニットが力発生ユニットであることを特徴とする、請求項6又は7に記載のシステム。
- 前記連結ユニットが、前記心臓の単一の拍動サイクル中に長さを変化させるように構成されていることを特徴とする、請求項6乃至8の何れか1項に記載のシステム。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
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US31761910P | 2010-03-25 | 2010-03-25 | |
SE1050282A SE535690C2 (sv) | 2010-03-25 | 2010-03-25 | En implanterbar anordning och kit för hjärtunderstöd, innefattande medel för generering av longitudinell rörelse av mitralisklaffen |
US61/317,619 | 2010-03-25 | ||
SE1050282-1 | 2010-03-25 |
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JP2013501214A Division JP5281722B2 (ja) | 2010-03-25 | 2011-03-25 | 僧帽弁の移動を制御可能に補助する装置及び方法 |
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JP2013110371A Active JP5894116B2 (ja) | 2010-03-25 | 2013-05-24 | 僧帽弁の移動を制御可能に補助する装置及び方法 |
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US (4) | US20120245679A1 (ja) |
EP (2) | EP2875797B1 (ja) |
JP (2) | JP5281722B2 (ja) |
KR (1) | KR101665356B1 (ja) |
CN (2) | CN104971389B (ja) |
AU (1) | AU2011229995B2 (ja) |
BR (1) | BR112012024267B1 (ja) |
CA (1) | CA2794303C (ja) |
ES (1) | ES2525941T3 (ja) |
HK (2) | HK1181293A1 (ja) |
IL (1) | IL222077A (ja) |
MX (1) | MX339497B (ja) |
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RU (2) | RU2537064C2 (ja) |
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