JP2021527199A - 流体の粘度を分析するための分析装置および方法 - Google Patents
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- G01N11/04—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by measuring flow of the material through a restricted passage, e.g. tube, aperture
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- A61B5/14503—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue invasive, e.g. introduced into the body by a catheter or needle or using implanted sensors
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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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Abstract
【選択図】図2
Description
Claims (12)
- 流体(217;335)の粘度(105)を分析するための分析装置(100)であって、前記分析装置(100)は、
前記流体(217;335)のドップラースペクトル(700)の少なくとも一つのドップラーパラメータを使用して、前記流体(217;335)の前記粘度(105)を判定するように形成された検出装置(110)と、
前記検出装置(110)によって検出された前記粘度(105)を表す粘度信号(130)を提供または発信するよう形成されるプロビジョニング装置(115)とを含む、分析装置。 - 前記検出装置(110)は、前記ドップラーパラメータと前記粘度(105)との間の関数関係を使用して、および/またはルックアップテーブルを使用して前記粘度(105)を判定するように形成され、特に、前記ドップラーパラメータと前記粘度(105)との間の関係は前記ルックアップテーブルに格納される、請求項1に記載の分析装置(100)。
- 前記検出装置110は、前記ルックアップテーブルに格納された第一の粘度と、前記ルックアップテーブルに格納された第二の粘度との補間を使用して前記粘度(105)を判定するように形成される、請求項2に記載の分析装置(100)。
- 前記流体(217;335)を受けるための吸入インターフェース(215)を有するカニューレ(200)、および前記吸入インターフェース(215)の反対側の前記流体(217;335)を排出するための排出インターフェース(220)を有し、特に、前記ドップラーパラメータは前記カニューレ(200)内のドップラーパラメータを表す、請求項1〜3のいずれか一項に記載の分析装置(100)。
- 前記検出装置(110)は、前記カニューレ(200)の少なくとも一つのカニューレパラメータ(r)を使用して、前記粘度(105)を判定するように形成される、請求項4に記載の分析装置(100)。
- 前記流体(217;335)を、前記カニューレ(200)の前記吸入インターフェース(215)から前記排出インターフェース(220)に運ぶためのフロー装置(205)を有し、特に、前記フロー装置(205)は、前記排出インターフェース(220)の領域にまたはその中に配置されるか、または配置されることができる、請求項4または5に記載の分析装置(100)。
- 前記検出装置(110)は、フロープロファイル(225)の少なくとも一つのフローパラメータ、特に前記カニューレ(200)を通る前記流体(217;335)の流速(v)を使用して、前記粘度(105)を判定するように形成される、請求項4〜6のいずれか一項に記載の分析装置(100)。
- 前記流体からの音波の反射において前記ドップラーパラメータを検出するために、前記流体(217;335)内に音波を生成するように形成された超音波素子(210)を有し、特に、前記超音波素子(210)は、前記カニューレ(200)の前記吸入インターフェース(215)の領域内に配置される、請求項1〜7のいずれか一項に記載の分析装置(100)。
- 前記検出装置(110)は、ドップラー周波数および/または前記ドップラースペクトルの幅(700)を表す前記ドップラーパラメータを使用して、前記粘度(105)を判定するために形成される、請求項1〜8のいずれか一項に記載の分析装置(100)。
- 流体(217;335)の粘度(105)を判定するための方法(800)であって、前記方法(800)は、
前記流体(217;335)のドップラースペクトル(700)の少なくとも一つのドップラーパラメータを使用して、前記流体(217;335)の前記粘度(105)を判定する工程(805)と、
前記工程(805)で判定された前記粘度(105)を表す粘度信号(130)を提供または発信する工程(810)とを含む、方法。 - 請求項10に記載の方法(800)を実行および/または制御するように構成される、コンピュータプログラム。
- 請求項11に記載のコンピュータプログラムが格納される、機械可読記憶媒体。
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DE102018208945.0 | 2018-06-06 | ||
DE102018208945.0A DE102018208945A1 (de) | 2018-06-06 | 2018-06-06 | Analysevorrichtung und Verfahren zum Analysieren einer Viskosität eines Fluids |
PCT/EP2019/064810 WO2019234169A1 (de) | 2018-06-06 | 2019-06-06 | Analysevorrichtung und verfahren zum analysieren einer viskosität eines fluids |
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DE (1) | DE102018208945A1 (ja) |
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DE102018201030A1 (de) | 2018-01-24 | 2019-07-25 | Kardion Gmbh | Magnetkuppelelement mit magnetischer Lagerungsfunktion |
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DE102018208936A1 (de) * | 2018-06-06 | 2019-12-12 | Kardion Gmbh | Bestimmvorrichtung und Verfahren zum Bestimmen einer Viskosität eines Fluids |
DE102018211327A1 (de) | 2018-07-10 | 2020-01-16 | Kardion Gmbh | Laufrad für ein implantierbares, vaskuläres Unterstützungssystem |
DE102020102474A1 (de) | 2020-01-31 | 2021-08-05 | Kardion Gmbh | Pumpe zum Fördern eines Fluids und Verfahren zum Herstellen einer Pumpe |
AU2021383931A1 (en) | 2020-11-20 | 2023-07-06 | Kardion Gmbh | Mechanical circulatory support system with guidewire aid |
JP2023550939A (ja) | 2020-11-20 | 2023-12-06 | カルディオン ゲーエムベーハー | 挿入ツール付き機械的循環支持システム |
WO2023049813A1 (en) * | 2021-09-23 | 2023-03-30 | Kardion Gmbh | Method and apparatus for manufacturing a cardiac support system |
US20230173250A1 (en) | 2021-12-03 | 2023-06-08 | Kardion Gmbh | Cardiac pump with optical fiber for laser doppler |
DE102023118223A1 (de) | 2022-07-11 | 2024-01-11 | Kardion Gmbh | Laser-doppler-velozimetrie-durchflussmessung |
WO2024103207A1 (zh) * | 2022-11-14 | 2024-05-23 | 生命盾医疗技术(苏州)有限公司 | 心室辅助泵血用插管及心室辅助装置 |
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CN112567226A (zh) | 2021-03-26 |
JP7382648B2 (ja) | 2023-11-17 |
EP3803330B1 (de) | 2022-04-06 |
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WO2019234169A1 (de) | 2019-12-12 |
DE102018208945A1 (de) | 2019-12-12 |
EP3803330A1 (de) | 2021-04-14 |
CN112567226B (zh) | 2024-05-10 |
US20220050037A1 (en) | 2022-02-17 |
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