JP4050707B2 - 超音波計測装置 - Google Patents
超音波計測装置 Download PDFInfo
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- JP4050707B2 JP4050707B2 JP2004009716A JP2004009716A JP4050707B2 JP 4050707 B2 JP4050707 B2 JP 4050707B2 JP 2004009716 A JP2004009716 A JP 2004009716A JP 2004009716 A JP2004009716 A JP 2004009716A JP 4050707 B2 JP4050707 B2 JP 4050707B2
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- signal
- ultrasonic
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- chaos analysis
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Description
Claims (6)
- 被計測物体としての生体内に超音波パルスを送波し、生体を透過した超音波又は生体内で反射された超音波を受波する送受波手段と、
前記超音波パルスの送信ごとに前記送受波手段から出力される受信信号に基づき超音波画像を形成する手段と、
前記超音波パルスの送信ごとに前記送受波手段から出力される受信信号中から、予め設定された範囲に対応する部分信号を取り出す部分信号抽出手段と、
前記部分信号に対してカオス解析処理を施すカオス解析手段と、
前記超音波画像上における前記範囲に対応する位置に前記カオス解析手段の解析結果を重畳表示する手段と、
を有することを特徴とする超音波計測装置。 - 前記超音波パルスの送信ごとに取り出された複数の部分信号を連結して時系列信号を生成する連結手段を含み、
前記カオス解析手段は前記複数の部分信号を連結した時系列信号に対してカオス解析処理を施すことを特徴とする請求項1記載の超音波計測装置。 - 前記超音波画像上において前記部分信号を取り出す複数の範囲の指定を受け付けて前記部分信号抽出手段に設定する範囲設定手段を含み、
前記超音波画像上における前記複数の範囲に対応する複数の位置にカオス解析結果が重畳表示されることを特徴とする請求項1又は2記載の超音波計測装置。 - 前記超音波画像上にカオス解析結果の分布が重畳表示されることを特徴とする請求項3
記載の超音波計測装置。 - 前記超音波画像はBモード断層画像であり、
前記Bモード断層画像上に前記カオス解析結果がカラーで重畳表示されることを特徴とする請求項1記載の超音波計測装置。 - 前記受信信号として、高周波信号、検波後の輝度信号、又は、ドプラ信号を選択する手段を有することを特徴とする請求項1記載の超音波計測装置。
Priority Applications (1)
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JP2004009716A JP4050707B2 (ja) | 2004-01-16 | 2004-01-16 | 超音波計測装置 |
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JP2004009716A JP4050707B2 (ja) | 2004-01-16 | 2004-01-16 | 超音波計測装置 |
Related Parent Applications (1)
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JP32673599A Division JP3534667B2 (ja) | 1999-11-17 | 1999-11-17 | 超音波計測装置 |
Publications (2)
Publication Number | Publication Date |
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JP2004188213A JP2004188213A (ja) | 2004-07-08 |
JP4050707B2 true JP4050707B2 (ja) | 2008-02-20 |
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JP2004009716A Expired - Fee Related JP4050707B2 (ja) | 2004-01-16 | 2004-01-16 | 超音波計測装置 |
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JP (1) | JP4050707B2 (ja) |
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