JP4981789B2 - 波形クラスタリングを用いて心臓応答テンプレートを生成するシステム - Google Patents
波形クラスタリングを用いて心臓応答テンプレートを生成するシステム Download PDFInfo
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- JP4981789B2 JP4981789B2 JP2008509144A JP2008509144A JP4981789B2 JP 4981789 B2 JP4981789 B2 JP 4981789B2 JP 2008509144 A JP2008509144 A JP 2008509144A JP 2008509144 A JP2008509144 A JP 2008509144A JP 4981789 B2 JP4981789 B2 JP 4981789B2
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/316—Modalities, i.e. specific diagnostic methods
- A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
- A61B5/346—Analysis of electrocardiograms
- A61B5/349—Detecting specific parameters of the electrocardiograph cycle
- A61B5/35—Detecting specific parameters of the electrocardiograph cycle by template matching
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
- A61N1/362—Heart stimulators
- A61N1/37—Monitoring; Protecting
- A61N1/371—Capture, i.e. successful stimulation
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Description
Claims (8)
- 一種類以上の心臓ペーシング応答を特徴付けるシステムであって、
十分なエネルギーのペーシングパルスを心臓に送って捕捉を行うように構成されたパルス発生器と、
前記ペーシングパルスの送出後に心臓信号を個々に感知するよう構成されたセンサシステムと、
前記センサシステムに接続されたプロセッサであって、該プロセッサは、前記心臓信号の各々から少なくとも1つの特徴を抽出し、且つ前記心臓信号の特徴に基づいて前記心臓信号を分類するように複数のクラスタを形成するように構成され、前記プロセッサは、更に、前記複数のクラスタから少なくとも1つの第1のクラスタを選択し、且つ該第1のクラスタに分類された心臓信号を用いて、捕捉される第1のペーシング応答を特徴付ける第1の心臓応答テンプレートを生成するとともに、前記複数のクラスタから少なくとも1つの第2のクラスタを選択し、且つ該第2のクラスタに分類された心臓信号を用いて、捕捉されない第2のペーシング応答を特徴付け、且つ前記第1の心臓応答テンプレートと異なる第2の心臓応答テンプレートを生成するように構成された前記プロセッサとを備えるシステム。 - 前記第1のクラスタは、前記複数のクラスタから選択された優勢なクラスタを備えるように構成され、前記プロセッサは前記優勢なクラスタを使用して前記第1の心臓応答テンプレートを生成するように構成される請求項1に記載のシステム。
- 前記第1の心臓応答テンプレートは、捕捉応答テンプレートである、請求項2に記載のシステム。
- 前記第2のクラスタは、前記複数のクラスタから選択された優勢ではないクラスタを備え、前記プロセッサは、前記優勢ではないクラスタを利用して、前記第2の心臓応答テンプレートを生成するように構成される請求項2に記載のシステム。
- 前記第1の心臓応答テンプレートが、前記第1のクラスタを使用して形成される検出ウィンドウを備える請求項1に記載のシステム。
- 心臓ペーシング応答を特徴付けるシステムであって、
ペーシングパルスを心臓に送るように構成されたパルス発生器と、
前記ペーシングパルスの送出後に心臓信号を感知するよう構成されたセンサシステムと、
前記心臓信号の特徴を抽出し、且つ前記心臓信号の特徴に基づいて前記心臓信号を分類するように複数のクラスタを形成するように構成されたプロセッサであって、該プロセッサは更に、前記複数のクラスタから少なくとも1つの優勢なクラスタを選択し、前記優勢なクラスタに分類された心臓信号を用いて捕捉応答テンプレートを生成し、且つ少なくとも1つの優勢でないクラスタを選択し、捕捉以外のペーシング応答を特徴付ける付加的テンプレートを前記優勢でないクラスタに分類された心臓信号を用いて生成するように構成される、前記プロセッサと、
前記捕捉応答テンプレート及び付加的テンプレートを記憶するように構成されるメモリとを備えるシステム。 - 前記プロセッサは、前記捕捉応答テンプレート及び前記付加的テンプレートの各々のペーシングエネルギーに関連する情報を記憶するように構成される請求項6に記載のシステム。
- 前記プロセッサは、前記捕捉応答テンプレート及び前記付加的テンプレートの各々のペーシング間隔に関連する情報を記憶するように構成される請求項6に記載のシステム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/116,544 US7499751B2 (en) | 2005-04-28 | 2005-04-28 | Cardiac signal template generation using waveform clustering |
US11/116,544 | 2005-04-28 | ||
PCT/US2006/016100 WO2006116633A2 (en) | 2005-04-28 | 2006-04-27 | Cardiac signal template generation using waveform clustering |
Publications (3)
Publication Number | Publication Date |
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JP2008539038A JP2008539038A (ja) | 2008-11-13 |
JP2008539038A5 JP2008539038A5 (ja) | 2009-06-25 |
JP4981789B2 true JP4981789B2 (ja) | 2012-07-25 |
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JP2008509144A Expired - Fee Related JP4981789B2 (ja) | 2005-04-28 | 2006-04-27 | 波形クラスタリングを用いて心臓応答テンプレートを生成するシステム |
Country Status (4)
Country | Link |
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US (2) | US7499751B2 (ja) |
EP (1) | EP1904168B1 (ja) |
JP (1) | JP4981789B2 (ja) |
WO (1) | WO2006116633A2 (ja) |
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EP1904168B1 (en) | 2015-12-02 |
US20060247707A1 (en) | 2006-11-02 |
WO2006116633A2 (en) | 2006-11-02 |
US20090163973A1 (en) | 2009-06-25 |
EP1904168A2 (en) | 2008-04-02 |
US7499751B2 (en) | 2009-03-03 |
JP2008539038A (ja) | 2008-11-13 |
WO2006116633A3 (en) | 2007-03-08 |
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