JP7577667B2 - 適応心臓治療のためのシステム、方法、およびデバイス - Google Patents
適応心臓治療のためのシステム、方法、およびデバイス Download PDFInfo
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Description
例示的な実施形態
患者の組織からの電気的活動を監視するための複数の外部電極を備える電極装置と、
処理回路を備え、電極装置に結合されたコンピューティング装置と、を備える、コンピューティング装置が、
複数の異なる心拍数にわたって複数の異なるA-V間隔で送達される左心室のみのペーシング治療中、および複数の異なる心拍数にわたって複数の異なるA-VおよびV-V間隔で送達される両心室ペーシング治療中に、複数の外部電極のうちの1つ以上の電極を使用して患者の心臓の電気的活動を監視することと、
電極装置からの監視された電気的活動から電気的不均一性情報(EHI)を生成することであって、EHIが、機械的心臓機能および電気的心臓機能の一方または両方を表す、生成することと、
左心室のみのペーシング治療中に監視された電気的活動から生成されたEHIに基づいて、異なる心拍数ごとに左心室のみのペーシング治療のA-V間隔を選択することと、
両心室ペーシング治療中に監視された電気的活動から生成されたEHIに基づいて、異なる心拍数ごとに両心室ペーシング治療のA-V間隔およびV-V間隔を選択することと、を行うように構成されている、システム。
複数の異なるA-V間隔で送達される左心室のみのペーシング治療中、および複数の異なる心拍数にわたって複数の異なるA-VおよびV-V間隔で送達される両心室ペーシング治療中に、複数の外部電極のうちの1つ以上の電極を使用して患者の心臓の電気的活動を監視することと、
電極装置からの監視された電気的活動から電気的不均一性情報(EHI)を生成することであって、EHIが、機械的心臓機能および電気的心臓機能の一方または両方を表す、生成することと、
左心室のみのペーシング治療中に監視された電気的活動から生成されたEHIに基づいて、異なる心拍数ごとに左心室のみのペーシング治療のA-V間隔を選択することと、
両心室ペーシング治療中に監視された電気的活動から生成されたEHIに基づいて、異なる心拍数ごとに両心室ペーシング治療のA-V間隔およびV-V間隔を選択することと、を含む、方法。
異なる心拍数ごとにペーシング治療の送達がない間に、内因性A-V遅延を測定することと、
異なる心拍数ごとに、ペーシング治療の送達中に感知された内因性A-V遅延に基づいて、A-V間隔を調整するためのA-V間隔調整値を決定することであって、異なる心拍数ごとのA-V間隔調整が、選択されたA-V間隔、および異なる心拍数に対応する測定された内因性A-V遅延に基づいている、決定することと、を行うようにさらに構成されている、実施形態1および2のいずれか1つに記載のシステムまたは方法。
心房ペーシング電極、左心室ペーシング電極、および右心室ペーシング電極を備える複数の電極と、
心臓治療を患者の心臓に送達するために複数の電極に動作可能に結合された治療送達回路と、
患者の心臓の電気的活動を感知するために複数の電極に動作可能に結合された感知回路と、
治療送達回路および感知回路に動作可能に結合された処理回路を備えるコントローラであって、コントローラが、
左心室のみのペーシング治療中に複数の外部電極からの監視された電気的活動から生成された電気的不均一性情報(EHI)に基づいて、複数の心拍数の左心室のみのペーシング治療を較正することと、
両心室ペーシング治療中に複数の外部電極からの監視された電気的活動から生成されたEHIに基づいて、複数の心拍数の両心室ペーシング治療を較正することと、
較正された左心室のみのペーシング治療と較正された両心室ペーシング治療の一方または両方を送達することと、を行うように構成されている、コントローラと、を備える、植え込み型医療デバイス。
心拍数を監視することと、
ペーシング治療の送達がない間に、内因性A-V遅延を測定することと、
較正された左心室のみのペーシング治療のA-V間隔を調整することであって、
監視された心拍数に対応する決定されたA-V間隔調整値と、
測定された内因性A-V遅延と、を使用する、調整することと、を含む、実施形態8に記載のデバイス。
心拍数を監視することと、
ペーシング治療の送達がない間に、内因性A-V遅延を測定することと、
較正された左心室のみのペーシング治療のA-V間隔を調整することであって、
監視された心拍数に対応する決定されたA-V間隔調整値と、
測定された内因性A-V遅延と、を使用する、調整することと、
監視された心拍数に対応する決定されたV-V間隔調整値を使用して、較正された両心室のみのペーシング治療のV-V間隔を調整することと、を含む、実施形態8~10に記載のデバイス。
心拍数を監視することと、
監視された心拍数に基づいて、左心室のみのペーシング治療から両心室ペーシング治療に切り替えることと、を行うようにさらに構成されている、実施形態8~11に記載のデバイス。
実施形態13.コントローラが、
ペーシング治療の送達がない間に、内因性A-V遅延を測定することと、
測定された内因性A-V遅延に基づいて、左心室のみのペーシング治療から両心室ペーシング治療に切り替えることと、を行うようにさらに構成されている、実施形態8~12に記載のデバイス。
Claims (8)
- システムであって、
患者の組織からの電気的活動を監視するための複数の外部電極を備える電極装置と、
前記電極装置に結合されたコンピューティング装置と、を備え、前記コンピューティング装置が、
複数の異なる心拍数にわたって複数の異なるA-V間隔で送達される左心室のみのペーシング治療中、および複数の異なる心拍数にわたって複数の異なるA-VおよびV-V間隔で送達される両心室ペーシング治療中に、前記複数の外部電極のうちの1つ以上の電極を使用して前記患者の心臓の電気的活動を監視することと、
前記電極装置からの前記監視された電気的活動から電気的不均一性情報(EHI)を生成することであって、前記EHIが、機械的心臓機能および電気的心臓機能の一方または両方を表す、生成することと、
左心室のみのペーシング治療中に監視された電気的活動から生成された前記EHIに基づいて、異なる心拍数ごとに左心室のみのペーシング治療のA-V間隔を選択することと、
両心室ペーシング治療中に前記監視された電気的活動から生成された前記EHIに基づいて、異なる心拍数ごとに両心室ペーシング治療のA-V間隔およびV-V間隔を選択することと、
現在測定されている前記心拍数の評価、または測定された内因性A-V遅延の評価に基づいて、左心室のみのペーシング治療から両心室ペーシング治療へ切り替えるか、又は両心室ペーシング治療から左心室のみのペーシング治療に切り替えることと
を行うように構成されている、システム。 - 前記コンピューティング装置が、
異なる心拍数ごとにペーシング治療の送達がない間に、内因性A-V遅延を測定することと、
異なる心拍数ごとに、ペーシング治療の送達中に感知された内因性A-V遅延に基づいて、前記A-V間隔を調整するためのA-V間隔調整値を決定することであって、異なる心拍数ごとの前記A-V間隔調整が、前記選択されたA-V間隔、および前記異なる心拍数に対応する前記測定された内因性A-V遅延に基づいている、決定することと、を行うようにさらに構成されている、請求項1に記載のシステム。 - 異なる心拍数ごとに前記A-V間隔調整値を決定することが、前記選択されたA-V間隔と前記測定された内因性A-V遅延との間の差を決定することを含む、請求項2に記載のシステム。
- 異なる心拍数ごとに前記A-V間隔調整値を決定することが、前記測定された内因性A-V遅延に対する前記選択されたA-V間隔のパーセンテージを決定することを含む、請求項2に記載のシステム。
- 前記コンピューティング装置が、左心室のみのペーシング治療中の前記監視された電気的活動および両心室ペーシング治療中の前記監視された電気的活動から生成された前記EHIに基づいて、初期ペーシング治療診断法として左心室のみのペーシング治療または両心室ペーシング治療を選択するようにさらに構成されている、請求項1に記載のシステム。
- 前記EHIが、活性化時間(activation times)の標準偏差(SDAT)の測定基準を含む、請求項1に記載のシステム。
- 前記複数の外部電極が、前記患者の皮膚に近接して位置するように構成されているアレイに位置決めされた表面電極を備える、請求項1に記載のシステム。
- 前記切り替えることは、前記心拍数が閾値心拍数切り替え値を超え、現在のペーシング治療が左心室のみのペーシング治療である場合、前記ペーシング治療を前記両心室ペーシング治療に切り替えることを含む、請求項1に記載のシステム。
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| US16/369,948 US11547858B2 (en) | 2019-03-29 | 2019-03-29 | Systems, methods, and devices for adaptive cardiac therapy |
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| EP3946032B1 (en) | 2024-07-17 |
| WO2020205091A1 (en) | 2020-10-08 |
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| US11547858B2 (en) | 2023-01-10 |
| CN113677267B (zh) | 2024-10-11 |
| US20200306544A1 (en) | 2020-10-01 |
| CN113677267A (zh) | 2021-11-19 |
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