JP4476328B2 - 心内血液ポンプ - Google Patents
心内血液ポンプ Download PDFInfo
- Publication number
- JP4476328B2 JP4476328B2 JP2007536142A JP2007536142A JP4476328B2 JP 4476328 B2 JP4476328 B2 JP 4476328B2 JP 2007536142 A JP2007536142 A JP 2007536142A JP 2007536142 A JP2007536142 A JP 2007536142A JP 4476328 B2 JP4476328 B2 JP 4476328B2
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- screen
- pump
- blood pump
- intracardiac blood
- intracardiac
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- 239000008280 blood Substances 0.000 title claims description 51
- 210000004369 blood Anatomy 0.000 title claims description 51
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- 210000001367 artery Anatomy 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009429 electrical wiring Methods 0.000 description 1
- 210000003709 heart valve Anatomy 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 210000005166 vasculature Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- 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
- A61M60/403—Details relating to driving for non-positive displacement blood pumps
- A61M60/405—Details relating to driving for non-positive displacement blood pumps the force acting on the blood contacting member 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
- A61M60/10—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
- A61M60/13—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 by means of a catheter allowing explantation, e.g. catheter pumps temporarily introduced via the vascular system
-
- 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
- A61M60/165—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable in, on, or around the heart
-
- 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
- A61M60/205—Non-positive displacement blood pumps
- A61M60/216—Non-positive displacement blood pumps including a rotating member acting on the blood, e.g. impeller
-
- 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
- A61M60/802—Constructional details other than related to driving of non-positive displacement blood pumps
- A61M60/81—Pump housings
-
- 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
- A61M60/802—Constructional details other than related to driving of non-positive displacement blood pumps
- A61M60/81—Pump housings
- A61M60/812—Vanes or blades, e.g. static flow guides
-
- 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
- A61M60/857—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
- A61M60/865—Devices for guiding or inserting pumps or pumping devices into 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
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Cardiology (AREA)
- Biomedical Technology (AREA)
- Anesthesiology (AREA)
- Mechanical Engineering (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Vascular Medicine (AREA)
- External Artificial Organs (AREA)
Description
Claims (10)
- モータを含む駆動部(10)と、前記モータによって駆動されるポンプ羽根車(30)を含むポンプ部(11)と、前記駆動部(10)及び前記ポンプ部(11)の間に設けられた側方の吐出口(22)と、前記ポンプ部(11)に取り付けられて、前記吐出口(22)を覆うスクリーン(25)とを備える心内血液ポンプであって、
前記ポンプ羽根車(30)は、流れの方向に進むにつれて直径が大きくなるハブ(31)を有しており、前記スクリーン(25)は、前記吐出口(22)を出た流れが前記スクリーン(25)の傾斜した案内部(27)に向けてなめらかに案内されるように、前記吐出口(22)の上流側端部(28)の位置で前記ポンプ部(11)から突出していることを特徴とする心内血液ポンプ。 - 前記スクリーン(25)は柔軟性を有することを特徴とする請求項1に記載の心内血液ポンプ。
- 前記ポンプ羽根車(30)は、前記吐出口(22)の下まで延在する翼(32)を有することを特徴とする請求項1または2のいずれかに記載の心内血液ポンプ。
- 前記吐出口(22)の長さの少なくとも半分の部分が前記翼(32)を覆うことを特徴とする請求項3に記載の心内血液ポンプ。
- 前記スクリーン(25)は、流れの方向とは反対方向に90度を超える角度だけ折り返し、前記ポンプ部(11)に当接して配置されていることを特徴とする請求項2に記載の心内血液ポンプ。
- 前記スクリーン(25)の前記案内部(27)は円錐形であることを特徴とする請求項1乃至5のいずれかに記載の心内血液ポンプ。
- 前記スクリーン(25)の前記案内部(27)は、指数関数的に拡径されていることを特徴とする請求項1乃至5のいずれかに記載の心内血液ポンプ。
- 前記スクリーン(25)は、その全長にわたって一定比率で拡径されていることを特徴とする請求項1乃至7のいずれかに記載の心内血液ポンプ。
- 前記駆動部(10)に固着された保持部材(36)は、前記スクリーン(25)の拡径端部に係合しており、血液ポンプが導入用シース(40)の中に引き込まれたとき、前記スクリーン(25)は放射状に後退することを特徴とする請求項1乃至8のいずれかに記載の心内血液ポンプ。
- カニューレ(13)が前記ポンプ部(11)に固着されているとともに、前記スクリーン(25)は前記カニューレ(13)と一体化された部分であることを特徴とする請求項1乃至9のいずれかに記載の心内血液ポンプ。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102004049986A DE102004049986A1 (de) | 2004-10-14 | 2004-10-14 | Intrakardiale Blutpumpe |
PCT/EP2005/054767 WO2006040252A1 (de) | 2004-10-14 | 2005-09-23 | Intrakardiale blutpumpe |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008516654A JP2008516654A (ja) | 2008-05-22 |
JP4476328B2 true JP4476328B2 (ja) | 2010-06-09 |
Family
ID=35462574
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007536142A Active JP4476328B2 (ja) | 2004-10-14 | 2005-09-23 | 心内血液ポンプ |
Country Status (6)
Country | Link |
---|---|
US (1) | US7736296B2 (ja) |
EP (1) | EP1799282B1 (ja) |
JP (1) | JP4476328B2 (ja) |
AU (1) | AU2005293678B2 (ja) |
DE (2) | DE102004049986A1 (ja) |
WO (1) | WO2006040252A1 (ja) |
Families Citing this family (81)
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DE102009007216A1 (de) | 2009-02-03 | 2010-08-12 | Siemens Aktiengesellschaft | Blutpumpe und medizintechnische Vorrichtung |
DE102009011726A1 (de) | 2009-03-04 | 2010-09-09 | Siemens Aktiengesellschaft | Medizintechnische Vorrichtung und Verfahren zur Kontrolle der Lage einer Blutpumpe |
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CN115887907B (zh) * | 2023-02-14 | 2024-03-12 | 安徽通灵仿生科技有限公司 | 导管泵组件 |
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US5964694A (en) * | 1997-04-02 | 1999-10-12 | Guidant Corporation | Method and apparatus for cardiac blood flow assistance |
DE10040403A1 (de) * | 2000-08-18 | 2002-02-28 | Impella Cardiotech Ag | Intrakardiale Blutpumpe |
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US20080086027A1 (en) | 2008-04-10 |
AU2005293678B2 (en) | 2011-05-12 |
DE102004049986A1 (de) | 2006-04-20 |
EP1799282A1 (de) | 2007-06-27 |
JP2008516654A (ja) | 2008-05-22 |
EP1799282B1 (de) | 2008-03-19 |
AU2005293678A1 (en) | 2006-04-20 |
WO2006040252A1 (de) | 2006-04-20 |
US7736296B2 (en) | 2010-06-15 |
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