KR101066569B1 - 폴리머 밸브 및 이를 이용한 박동형 도관형 심실보조장치 - Google Patents
폴리머 밸브 및 이를 이용한 박동형 도관형 심실보조장치 Download PDFInfo
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- KR101066569B1 KR101066569B1 KR1020100031234A KR20100031234A KR101066569B1 KR 101066569 B1 KR101066569 B1 KR 101066569B1 KR 1020100031234 A KR1020100031234 A KR 1020100031234A KR 20100031234 A KR20100031234 A KR 20100031234A KR 101066569 B1 KR101066569 B1 KR 101066569B1
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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
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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
- A61F2/2415—Manufacturing methods
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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
- A61F2/2475—Venous valves
-
- 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
-
- 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
- A61M60/10—Location thereof with respect to the patient's body
- A61M60/122—Implantable pumps or pumping devices, i.e. the blood being pumped inside 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
- A61M60/10—Location thereof with respect to the patient's body
- A61M60/122—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body
- A61M60/126—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable via, into, inside, in line, branching on, or around a blood vessel
- A61M60/148—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable via, into, inside, in line, branching on, or around a blood vessel in line with a blood vessel using resection or like techniques, e.g. permanent endovascular heart assist devices
-
- 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
- A61M60/20—Type thereof
- A61M60/247—Positive displacement blood pumps
- A61M60/253—Positive displacement blood pumps including a displacement member directly acting on the blood
- A61M60/268—Positive displacement blood pumps including a displacement member directly acting on the blood the displacement member being flexible, e.g. membranes, diaphragms or bladders
-
- 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
- A61M60/40—Details relating to driving
- A61M60/465—Details relating to driving for devices for mechanical circulatory actuation
- A61M60/468—Details relating to driving for devices for mechanical circulatory actuation the force acting on the actuation means being hydraulic or pneumatic
-
- 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
- A61M60/89—Valves
- A61M60/894—Passive valves, i.e. valves actuated by the blood
- A61M60/896—Passive valves, i.e. valves actuated by the blood having flexible or resilient parts, e.g. flap valves
-
- 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
- A61M60/89—Valves
- A61M60/898—Valves the blood pump being a membrane blood pump and the membrane acting as inlet valve
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Cardiology (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Mechanical Engineering (AREA)
- Vascular Medicine (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Dermatology (AREA)
- Medicinal Chemistry (AREA)
- Epidemiology (AREA)
- External Artificial Organs (AREA)
- Prostheses (AREA)
Abstract
Description
도 2는 본 발명에 따른 폴리머 밸브의 개략적인 사시도이다.
도 3은 지지부재의 개략적인 사시도이다.
도 4는 다른 형태의 구멍을 가진 폴리머 밸브를 도시한 개략적인 사시도이다.
도 5는 본 발명에 따른 폴리머 밸브의 제작 방법을 설명하기 위한 순서도이다.
도 6은 본 발명에 따른 폴리머 밸브를 이용한 심실보조장치의 개략적인 사시도이다.
도 7은 도 6의 심실보조장치의 펌핑 원리를 설명하기 위한 측단면도이다.
11...지지부재 12...지지대
14...리플렛 15,16...구멍
17...슬릿 18...연결부
20...심실보조장치 21...도관
22...케이스 23...공압펌프
Claims (7)
- 혈액이 제1 방향으로는 유동할 수 있되, 상기 제1 방향과 반대 방향인 제2 방향으로의 역류는 방지하는 폴리머 밸브로서,
혈액이 통과하는 양단으로 개방된 중공을 가지고, 양측으로 한 쌍의 절개면이 형성되도록 상기 제1 방향으로 연장되어 형성된 한 쌍의 지지대를 구비하는 지지 부재; 및
폴리머 재질로 이루어지며, 상기 각 절개면 상에 씌워지는 막 형상의 한 쌍의 리플렛; 을 포함하여 구성되며,
상기 한 쌍의 리플렛은 연결부에 의해 단부에서 연결되며,
상기 리플렛에는 구멍이 형성되고,
상기 리플렛은 혈액이 상기 제1 방향으로 유동할 때 상기 구멍이 개방되도록 서로 떨어지는 개방 위치와, 혈액이 상기 제2 방향으로 유동하려 할 때 상기 구멍이 폐쇄되도록 상기 구멍 부근에서 서로 밀착하는 폐쇄 위치 사이에서 움직임이 가능한 것을 특징으로 하는 폴리머 밸브. - 제1 항에 있어서,
상기 한 쌍의 리플렛과 상기 연결부에 서로 직접 연결된 구멍이 형성된 것을 특징으로 하는 폴리머 밸브. - 제2 항에 있어서,
측면에서 보았을 때 상기 리플렛에 형성된 구멍은 U자 형상인 것을 특징으로 하는 폴리머 밸브. - 도관;
혈액이 제1 방향으로는 유동할 수 있되, 상기 제1 방향과 반대 방향인 제2 방향으로의 역류는 방지할 수 있도록 상기 도관 상에 설치되는 한 쌍의 폴리머 밸브; 및
상기 도관의 외측에 밀폐된 공간이 형성되도록 설치되는 케이스; 를 포함하며,
상기 폴리머 밸브는,
혈액이 통과하는 양단으로 개방된 중공을 가지고, 양측으로 한 쌍의 절개면이 형성되도록 상기 제1 방향으로 연장되어 형성된 한 쌍의 지지대를 구비하는 지지 부재; 및
폴리머 재질로 이루어지며, 상기 각 절개면 상에 씌워지는 막 형상의 한 쌍의 리플렛; 을 포함하여 구성되며,
상기 한 쌍의 리플렛은 연결부에 의해 단부에서 연결되며,
상기 리플렛에는 구멍이 형성되고,
상기 리플렛은 혈액이 상기 제1 방향으로 유동할 때 상기 구멍이 개방되도록 서로 떨어지는 개방 위치와, 혈액이 상기 제2 방향으로 유동하려 할 때 상기 구멍이 폐쇄되도록 상기 구멍 부근에서 서로 밀착하는 폐쇄 위치 사이에서 움직임이 가능하고,
상기 케이스 내부의 압력을 증가시키거나 감소시키는 조작에 의해 상기 제1 방향으로 혈액을 펌핑하는 심실보조장치. - 제4 항에 있어서,
상기 도관은 탄성 재질로 이루어진 것을 특징으로 하는 심실보조장치. - 제4 항에 있어서,
상기 한 쌍의 리플렛과 상기 연결부에 서로 직접 연결된 구멍이 형성된 것을 특징으로 하는 심실보조장치. - 제6 항에 있어서,
측면에서 보았을 때 상기 리플렛에 형성된 구멍은 U자 형상인 것을 특징으로 하는 심실보조장치.
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020100031234A KR101066569B1 (ko) | 2010-04-06 | 2010-04-06 | 폴리머 밸브 및 이를 이용한 박동형 도관형 심실보조장치 |
US12/964,180 US20110245916A1 (en) | 2010-04-06 | 2010-12-09 | Polymer valve and pulsatile conduit-type vad using the same |
PCT/KR2011/002414 WO2011126302A2 (ko) | 2010-04-06 | 2011-04-06 | 폴리머 밸브 및 이를 이용한 박동형 도관형 심실보조장치 |
JP2013503676A JP2013523310A (ja) | 2010-04-06 | 2011-04-06 | ポリマー弁及びこれを用いた拍動型導管型心室補助装置 |
EP11766153.8A EP2556807A4 (en) | 2010-04-06 | 2011-04-06 | POLYMER VALVE AND PULSATING VENTRICULAR ASSISTANCE DEVICE THEREFOR AND WITH A CATHETER |
CN2011800279141A CN102933176A (zh) | 2010-04-06 | 2011-04-06 | 聚合物阀及利用了它的搏动型导管式心室辅助装置 |
US13/957,524 US20130317604A1 (en) | 2010-04-06 | 2013-08-02 | Polymer valve and pulsatile catheter-type ventricular assist device using same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020100031234A KR101066569B1 (ko) | 2010-04-06 | 2010-04-06 | 폴리머 밸브 및 이를 이용한 박동형 도관형 심실보조장치 |
Publications (1)
Publication Number | Publication Date |
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KR101066569B1 true KR101066569B1 (ko) | 2011-09-21 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020100031234A Expired - Fee Related KR101066569B1 (ko) | 2010-04-06 | 2010-04-06 | 폴리머 밸브 및 이를 이용한 박동형 도관형 심실보조장치 |
Country Status (6)
Country | Link |
---|---|
US (2) | US20110245916A1 (ko) |
EP (1) | EP2556807A4 (ko) |
JP (1) | JP2013523310A (ko) |
KR (1) | KR101066569B1 (ko) |
CN (1) | CN102933176A (ko) |
WO (1) | WO2011126302A2 (ko) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101882479B1 (ko) | 2017-03-09 | 2018-07-27 | 금오공과대학교 산학협력단 | 혈전 및 역류 방지가 가능한 공압식 박동형 심실보조장치 |
KR101882467B1 (ko) | 2017-03-09 | 2018-07-27 | 금오공과대학교 산학협력단 | 역류방지 기능이 향상된 공압식 박동형 심실보조장치 |
WO2021251737A1 (ko) * | 2020-06-09 | 2021-12-16 | 사회복지법인 삼성생명공익재단 | 혈액을 일방향으로 유동시키는 혈액펌프 및 이를 구비한 혈액 산화시스템 |
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US9320841B2 (en) * | 2013-06-21 | 2016-04-26 | Corvivo, Inc. | Ventricular assist device |
WO2016057981A1 (en) | 2014-10-10 | 2016-04-14 | Nxstage Medical, Inc. | Pinch clamp devices, methods, and systems |
US10143554B2 (en) | 2015-12-03 | 2018-12-04 | Medtronic Vascular, Inc. | Venous valve prostheses |
CA3066361A1 (en) | 2017-06-07 | 2018-12-13 | Shifamed Holdings, Llc | Intravascular fluid movement devices, systems, and methods of use |
JP7319266B2 (ja) | 2017-11-13 | 2023-08-01 | シファメド・ホールディングス・エルエルシー | 血管内流体移動デバイス、システム、および使用方法 |
WO2019152875A1 (en) | 2018-02-01 | 2019-08-08 | Shifamed Holdings, Llc | Intravascular blood pumps and methods of use and manufacture |
CN108310497B (zh) * | 2018-02-12 | 2023-12-15 | 安徽通灵仿生科技有限公司 | 微创导管式同步心脏辅助装置及其使用方法 |
US12023478B2 (en) | 2018-04-25 | 2024-07-02 | Arizona Board Of Regents On Behalf Of The University Of Arizona | Dual lumen cannula system |
US12023479B2 (en) * | 2018-06-12 | 2024-07-02 | Arizona Board Of Regents On Behalf Of The University Of Arizona | Pulsatile ventricular assist device |
US12161857B2 (en) | 2018-07-31 | 2024-12-10 | Shifamed Holdings, Llc | Intravascular blood pumps and methods of use |
US12220570B2 (en) | 2018-10-05 | 2025-02-11 | Shifamed Holdings, Llc | Intravascular blood pumps and methods of use |
US11964145B2 (en) | 2019-07-12 | 2024-04-23 | Shifamed Holdings, Llc | Intravascular blood pumps and methods of manufacture and use |
WO2021016372A1 (en) | 2019-07-22 | 2021-01-28 | Shifamed Holdings, Llc | Intravascular blood pumps with struts and methods of use and manufacture |
US12121713B2 (en) | 2019-09-25 | 2024-10-22 | Shifamed Holdings, Llc | Catheter blood pumps and collapsible blood conduits |
US11724089B2 (en) | 2019-09-25 | 2023-08-15 | Shifamed Holdings, Llc | Intravascular blood pump systems and methods of use and control thereof |
EP4501393A3 (en) | 2019-09-25 | 2025-04-09 | Shifamed Holdings, LLC | Catheter blood pumps and collapsible pump housings |
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2011
- 2011-04-06 JP JP2013503676A patent/JP2013523310A/ja active Pending
- 2011-04-06 CN CN2011800279141A patent/CN102933176A/zh active Pending
- 2011-04-06 EP EP11766153.8A patent/EP2556807A4/en not_active Withdrawn
- 2011-04-06 WO PCT/KR2011/002414 patent/WO2011126302A2/ko active Application Filing
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2013
- 2013-08-02 US US13/957,524 patent/US20130317604A1/en not_active Abandoned
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101882479B1 (ko) | 2017-03-09 | 2018-07-27 | 금오공과대학교 산학협력단 | 혈전 및 역류 방지가 가능한 공압식 박동형 심실보조장치 |
KR101882467B1 (ko) | 2017-03-09 | 2018-07-27 | 금오공과대학교 산학협력단 | 역류방지 기능이 향상된 공압식 박동형 심실보조장치 |
WO2021251737A1 (ko) * | 2020-06-09 | 2021-12-16 | 사회복지법인 삼성생명공익재단 | 혈액을 일방향으로 유동시키는 혈액펌프 및 이를 구비한 혈액 산화시스템 |
Also Published As
Publication number | Publication date |
---|---|
EP2556807A2 (en) | 2013-02-13 |
WO2011126302A2 (ko) | 2011-10-13 |
JP2013523310A (ja) | 2013-06-17 |
CN102933176A (zh) | 2013-02-13 |
US20130317604A1 (en) | 2013-11-28 |
US20110245916A1 (en) | 2011-10-06 |
EP2556807A4 (en) | 2016-03-16 |
WO2011126302A3 (ko) | 2012-03-29 |
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