JP6055083B2 - 血管内ロータリ血液ポンプ - Google Patents
血管内ロータリ血液ポンプ Download PDFInfo
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- JP6055083B2 JP6055083B2 JP2015507537A JP2015507537A JP6055083B2 JP 6055083 B2 JP6055083 B2 JP 6055083B2 JP 2015507537 A JP2015507537 A JP 2015507537A JP 2015507537 A JP2015507537 A JP 2015507537A JP 6055083 B2 JP6055083 B2 JP 6055083B2
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- blood pump
- pressure
- pumping device
- pressure sensor
- blood
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Images
Classifications
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- A—HUMAN NECESSITIES
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- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/021—Measuring pressure in heart or blood vessels
- A61B5/0215—Measuring pressure in heart or blood vessels by means inserted into the body
- A61B5/02154—Measuring pressure in heart or blood vessels by means inserted into the body by optical transmission
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- 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
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- 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
- A61M60/17—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable in, on, or around the heart inside a ventricle, e.g. intraventricular balloon pumps
- A61M60/174—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable in, on, or around the heart inside a ventricle, e.g. intraventricular balloon pumps discharging the blood to the ventricle or arterial system via a cannula internal to the ventricle or arterial system
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- A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
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- A61M2205/00—General characteristics of the apparatus
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- 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
Description
Claims (13)
- 血管内ロータリ血液ポンプであって、カテーテル(10)と、そのカテーテル(10)の先端側に固定され大凡の長軸を有するポンピング装置(50)と、ポンピング装置(50)に堅固連結されており且つ感圧面(32)を有する少なくとも1個の圧力センサ(27,28A,30;28B,60)と、を備える血液ポンプにおいて、その感圧面(32)が、周囲に対し曝露されており且つ上記大凡の長軸に対し直交整列されていることを特徴とする血液ポンプ。
- 請求項1記載の血液ポンプであって、上記少なくとも1個の圧力センサがポンピング装置(50)のポンプハウジングに固定されており、そのハウジング内で少なくとも1個のインペラ(58)が回動する血液ポンプ。
- 請求項2記載の血液ポンプであって、インペラ(58)・カテーテル(10)間に少なくとも1個の第1血液通流開口(56)を備え、その第1血液通流開口(56)の付近且つ先端側に感圧面(32)が位置することとなるようポンプハウジングに圧力センサが固定されている血液ポンプ。
- 請求項1乃至3のうちいずれか一項記載の血液ポンプであって、ポンピング装置(50)が、少なくとも1個の第2血液通流開口(54)を有するフローカニューレ(53)をその先端に有し、血液ポンプ作動中には、ポンピング装置(50)がその第2血液通流開口を通じ血液を吸引又は吐出し、上記少なくとも1個の圧力センサが、その第2血液通流開口(54)の付近に配置されている血液ポンプ。
- 請求項4記載の血液ポンプであって、フローカニューレ(53)が、ソフトフレキシブルチップ(55)を、第2血液通流開口(54)の先端側に有し、圧力センサの先端(30)が、少なくとも部分的に、そのソフトフレキシブルチップ(55)内に配置されている血液ポンプ。
- 請求項1乃至5のうちいずれか一項記載の血液ポンプであって、圧力センサが、手元端側から先端側へと外側を通りポンピング装置(50)沿いに案内されており、且つ、ポンピング装置(50)が、圧力センサの先端(30;60)がその中に少なくとも部分的に配置される窪み(36;66)を有する外面を有する血液ポンプ。
- 請求項1乃至6のうちいずれか一項記載の血液ポンプであって、圧力センサの先端(30;60)が、ポンピング装置(50)の周を越えて径方向に突出しており、且つ、ポンピング装置(50)上、圧力センサの先端(30;60)の先端側前方に、ポンピング装置(50)の周を越えて同様に突出するバルジ(35;65)が設けられている血液ポンプ。
- 請求項7記載の血液ポンプであって、バルジ(35;65)がU字状又はO字状である血液ポンプ。
- 請求項7又は8記載の血液ポンプであって、バルジ(35;65)が接合剤のビーズである血液ポンプ。
- 請求項7又は8記載の血液ポンプであって、バルジ(35;65)が、ポンピング装置(50)の表面上に熔接又は半田付けされている血液ポンプ。
- 請求項7又は8記載の血液ポンプであって、バルジ(35;65)が、ポンピング装置(50)の一体部分を形成する血液ポンプ。
- 請求項1乃至11のうちいずれか一項記載の血液ポンプであって、圧力センサが、光ファイバ(28A;28B)を有する光学圧力センサであり、その感圧面(32)が膜であり、光ファイバ(28A,28B)がその膜から離隔した場所で終端する血液ポンプ。
- 請求項1乃至12のうちいずれか一項記載の血液ポンプであって、感圧面(32)が、そのセラミクス面又はガラス面が周囲に対し直に曝露するセラミクス又はガラス膜である血液ポンプ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102012207049.4A DE102012207049A1 (de) | 2012-04-27 | 2012-04-27 | Intravasale rotationsblutpumpe |
DE102012207049.4 | 2012-04-27 | ||
PCT/EP2013/058642 WO2013160407A1 (de) | 2012-04-27 | 2013-04-25 | Intravasale rotationsblutpumpe |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2015514529A JP2015514529A (ja) | 2015-05-21 |
JP2015514529A5 JP2015514529A5 (ja) | 2016-06-16 |
JP6055083B2 true JP6055083B2 (ja) | 2016-12-27 |
Family
ID=48182918
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015507537A Active JP6055083B2 (ja) | 2012-04-27 | 2013-04-25 | 血管内ロータリ血液ポンプ |
Country Status (7)
Country | Link |
---|---|
US (1) | US9669142B2 (ja) |
EP (1) | EP2841122B1 (ja) |
JP (1) | JP6055083B2 (ja) |
KR (1) | KR101915801B1 (ja) |
AU (1) | AU2013254646B2 (ja) |
DE (1) | DE102012207049A1 (ja) |
WO (1) | WO2013160407A1 (ja) |
Families Citing this family (80)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7393181B2 (en) | 2004-09-17 | 2008-07-01 | The Penn State Research Foundation | Expandable impeller pump |
EP3115070B8 (en) | 2006-03-23 | 2019-05-08 | The Penn State Research Foundation | Heart assist device with expandable impeller pump |
WO2012094641A2 (en) | 2011-01-06 | 2012-07-12 | Thoratec Corporation | Percutaneous heart pump |
DE102012207053A1 (de) | 2012-04-27 | 2013-10-31 | Abiomed Europe Gmbh | Intravasale rotationsblutpumpe |
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EP2841122B1 (de) | 2015-10-07 |
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