JP2006516455A - Eeg/megおよびecg/mcgのためのオンラインのソース再構築 - Google Patents
Eeg/megおよびecg/mcgのためのオンラインのソース再構築 Download PDFInfo
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- 238000000034 method Methods 0.000 claims abstract description 37
- 238000005259 measurement Methods 0.000 claims abstract description 16
- 238000012545 processing Methods 0.000 claims abstract description 10
- 230000035484 reaction time Effects 0.000 claims abstract description 8
- 238000012360 testing method Methods 0.000 claims description 7
- 238000012935 Averaging Methods 0.000 claims description 3
- 238000010998 test method Methods 0.000 claims description 3
- 230000001537 neural effect Effects 0.000 claims description 2
- 238000004891 communication Methods 0.000 claims 2
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- 238000001514 detection method Methods 0.000 description 5
- 238000013155 cardiography Methods 0.000 description 4
- 210000004027 cell Anatomy 0.000 description 3
- 230000001037 epileptic effect Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 2
- 230000000763 evoking effect Effects 0.000 description 2
- 210000002064 heart cell Anatomy 0.000 description 2
- 230000004807 localization Effects 0.000 description 2
- 238000013507 mapping Methods 0.000 description 2
- 238000002610 neuroimaging Methods 0.000 description 2
- 210000002569 neuron Anatomy 0.000 description 2
- 230000000638 stimulation Effects 0.000 description 2
- 230000003542 behavioural effect Effects 0.000 description 1
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- 230000001413 cellular effect Effects 0.000 description 1
- 238000007621 cluster analysis Methods 0.000 description 1
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- 238000003384 imaging method Methods 0.000 description 1
- 230000005055 memory storage Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 230000003238 somatosensory effect Effects 0.000 description 1
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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
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
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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
- A61B5/369—Electroencephalography [EEG]
- A61B5/377—Electroencephalography [EEG] using evoked responses
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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
- A61B5/242—Detecting biomagnetic fields, e.g. magnetic fields produced by bioelectric currents
- A61B5/245—Detecting biomagnetic fields, e.g. magnetic fields produced by bioelectric currents specially adapted for magnetoencephalographic [MEG] signals
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Abstract
Description
本発明は、電磁信号が取得された後に、電磁信号が殆ど直ちにソース再構築を受ける、オンラインでソース再構築を実行する方法および装置である。
Claims (20)
- 第1の生理学的電磁信号を取得するステップと、
前記信号をある反応時間の範囲で濾波するステップと、
前記信号にソース再構築を実行するステップと、
前記第1の生理学的電磁信号に前記ソース再構築が実行されている間に、第2の生理学的電磁信号を取得するステップと、
を含む方法。 - 請求項1に記載の方法であって、前記ソース再構築を実行するステップは、単一等価電流ダイポールの計算を含む、方法。
- 請求項1に記載の方法であって、前記ソース再構築を実行するステップは、移動ダイポールの計算を含む、方法。
- 請求項1に記載の方法であって、前記ソース再構築を実行するステップは、回転ダイポールの計算を含む、方法。
- 請求項1に記載の方法であって、前記ソース再構築を実行するステップは、領域ダイポールの計算を含む、方法。
- 請求項1に記載の方法であって、前記ソース再構築を実行するステップは、固定ダイポールの計算を含む、方法。
- 請求項1に記載の方法であって、前記ソース再構築を実行するステップは、同心球体体積伝導率モデルを用いることを含む、方法。
- 請求項1に記載の方法であって、前記ソース再構築を実行するステップは、境界要素法(BEM)体積伝導率モデルを用いることを含む、方法。
- 請求項1に記載の方法であって、前記ソース再構築を実行するステップは、有限要素法(FEM)モデルを用いることを含む、方法。
- 請求項1に記載の方法であって、
濾波されたデータを平均化するステップを、
さらに含む方法。 - 請求項1に記載の方法であって、
解剖学的画像上にダイポールを適用するステップを、
さらに含む方法。 - 請求項1に記載の方法であって、
ダイポール位置の散布図の生成を、
さらに含む方法。 - 請求項1に記載の方法であって、
必要とする神経生理学的データの信号対雑音比の解析を、
さらに含む、方法。 - 生理学的電磁信号を取得するセンサと、
前記センサと交信する信号処理回路と、
前記信号処理回路と交信するプロセッサであって、1つのスレッドが測定モジュールであり、第2のスレッドがソース再構築モジュールである多重の実行スレッドをサポートするように構成されたプロセッサと、
を備える装置。 - 請求項14に記載の装置であって、
解剖学的データ上に重畳したソース再構築結果を表示するディスプレイを、
さらに備える装置。 - 請求項14に記載の装置であって、前記センサは、MEGデータを取得する、装置。
- 請求項14に記載の装置であって、前記センサは、EEGデータを取得する、装置。
- 請求項14に記載の装置であって、前記センサは、ECGデータを取得する、装置。
- 請求項14に記載の装置であって、前記センサは、MCGデータを取得する、装置。
- 試験構成を通して、生理学的電磁信号を取得するステップと、
前記信号の反応時間を決定するステップと、
予め定められた反応時間の範囲で、前記データのソース再構築を実行するステップと、
前記試験構成を修正するために、前記ソース再構築を用いるステップと、
を含む試験の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US44323403P | 2003-01-27 | 2003-01-27 | |
PCT/US2004/002392 WO2004068313A2 (en) | 2003-01-27 | 2004-01-27 | Online source reconstruction for eeg/meg and ecg/mcg |
Related Child Applications (1)
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JP2010232708A Division JP5351121B2 (ja) | 2003-01-27 | 2010-10-15 | Eeg/megおよびecg/mcgのためのオンラインのソース再構築 |
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JP2006516455A true JP2006516455A (ja) | 2006-07-06 |
JP4644184B2 JP4644184B2 (ja) | 2011-03-02 |
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JP2006503110A Expired - Lifetime JP4644184B2 (ja) | 2003-01-27 | 2004-01-27 | Eeg/megおよびecg/mcgのためのオンラインのソース再構築 |
JP2010232708A Expired - Fee Related JP5351121B2 (ja) | 2003-01-27 | 2010-10-15 | Eeg/megおよびecg/mcgのためのオンラインのソース再構築 |
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Country Status (21)
Country | Link |
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US (2) | US7840248B2 (ja) |
EP (2) | EP1590037B1 (ja) |
JP (2) | JP4644184B2 (ja) |
KR (1) | KR101080881B1 (ja) |
CN (1) | CN1744927B (ja) |
AT (1) | ATE500862T1 (ja) |
AU (1) | AU2004208344B2 (ja) |
BR (1) | BRPI0406873B1 (ja) |
CA (1) | CA2513098C (ja) |
DE (1) | DE602004031712D1 (ja) |
DK (1) | DK1590037T3 (ja) |
ES (1) | ES2360219T3 (ja) |
IL (1) | IL169667A (ja) |
IS (1) | IS7950A (ja) |
MX (1) | MXPA05007902A (ja) |
NO (1) | NO20053976L (ja) |
NZ (1) | NZ541620A (ja) |
PL (1) | PL376467A1 (ja) |
RU (1) | RU2364329C2 (ja) |
WO (1) | WO2004068313A2 (ja) |
ZA (1) | ZA200505638B (ja) |
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