JP2002186901A5 - - Google Patents
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- JP2002186901A5 JP2002186901A5 JP2000389387A JP2000389387A JP2002186901A5 JP 2002186901 A5 JP2002186901 A5 JP 2002186901A5 JP 2000389387 A JP2000389387 A JP 2000389387A JP 2000389387 A JP2000389387 A JP 2000389387A JP 2002186901 A5 JP2002186901 A5 JP 2002186901A5
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【発明の名称】超音波手術装置、超音波手術装置の動作監視方法及び超音波手術装置の制御方法 Patent application title: ULTRASONIC SURGERY DEVICE , METHOD OF MONITORING OPERATION OF ULTRASONIC SURGERY DEVICE , AND CONTROL METHOD OF ULTRASONIC SURGERY DEVICE
【０００１】
【発明の属する技術分野】
本発明は生体組織を超音波振動により処置する超音波手術装置、超音波手術装置の動作監視方法及び超音波手術装置の制御方法に関する。[0001]
Field of the Invention
The present invention relates to an ultrasonic surgical apparatus for treating a living tissue by ultrasonic vibration , a method of monitoring the operation of the ultrasonic surgical apparatus, and a control method of the ultrasonic surgical apparatus .
【０００７】
本発明は、上記事情に鑑みてなされたものであり、複数の処置具に対し、処置具毎に共振周波数に対応した周波数範囲で、容易に出力周波数監視を行うことのできる超音波手術装置、超音波手術装置の動作監視方法及び超音波手術装置の制御方法を提供することを目的としている。[0007]
The present invention has been made in view of the above circumstances, and provides an ultrasonic surgical apparatus capable of easily monitoring the output frequency of a plurality of treatment tools in a frequency range corresponding to the resonance frequency for each treatment tool . It is an object of the present invention to provide a method of monitoring the operation of an ultrasonic surgical device and a control method of the ultrasonic surgical device .
【０００８】
【課題を解決するための手段】
本発明の超音波手術装置は、デジタル周波数データを入力する入力部を有し前記デジタル周波数データに基づき超音波振動子を駆動する駆動信号を発振する超音波駆動信号発振手段と、前記超音波振動子に供給される前記駆動信号に基づき前記デジタル周波数データを前記超音波振動子の共振周波数に設定する共振周波数設定手段と、前記共振周波数設定手段で設定された前記デジタル周波数データに基づき前記超音波振動子の駆動状態を監視する監視手段とを備えて構成される。
本発明の超音波手術装置の動作監視方法は、ハンドピース内に設けられた超音波振動子に駆動信号を出力する超音波駆動信号発振手段を有し、前記駆動信号の周波数を増減する情報を前記超音波駆動信号発振手段に出力して前記ハンドピースの共振点追尾を行う超音波手術装置の動作監視方法において、前記ハンドピースに応じて予め設定された設定周波数を読み込む設定周波数読み込みステップと、前記設定周波数に応じた駆動信号を出力する駆動信号出力ステップと、前記駆動信号出力ステップで出力された前記駆動信号の出力周波数と前記設定周波数との周波数偏差を演算する演算ステップと、前記演算ステップで得られた周波数偏差データが、前記設定周波数に基づいて決定された周波数範囲内であるか否か判定し、周波数範囲外と判定した際に超音波手術装置の異常を判断する判断ステップと、を具備したことを特徴とする。
本発明の超音波手術装置の制御方法は、ハンドピース内に設けられた超音波振動子に駆動信号を出力する超音波駆動信号発振手段を有し、前記駆動信号の周波数を増減する情報を前記超音波駆動信号発振手段に出力して前記ハンドピースの共振点追尾を行う超音波手術装置の制御方法において、前記ハンドピースに応じて予め設定された設定周波数を読み込む設定周波数読み込みステップと、前記設定周波数に応じた駆動信号を出力する駆動信号出力ステップと、前記駆動信号出力ステップで出力された前記駆動信号の出力周波数と前記設定周波数との周波数偏差を演算する演算ステップと、前記演算ステップで得られた周波数偏差データが、前記設定周波数に基づいて決定された周波数範囲内であるか否かを判断する判断ステップと、前記判断ステップの判断結果に基づき、前記駆動信号の出力を停止する停止ステップと、を具備したことを特徴とする。
また、本発明の超音波手術装置の制御方法は、ハンドピース内に設けられた超音波振動子に駆動信号を出力する超音波駆動信号発振手段を有し、前記駆動信号の周波数を増減する情報を前記超音波駆動信号発振手段に出力して前記ハンドピースの共振点追尾を行う超音波手術装置の制御方法において、前記ハンドピースに応じて予め設定された設定周波数を読み込む設定周波数読み込みステップと、前記設定周波数に応じた駆動信号を出力する駆動信号出力ステップと、前記駆動信号出力ステップで出力された前記駆動信号の出力周波数と前記設定周波数との周波数偏差を演算する演算ステップと、前記演算ステップで得られた周波数偏差データが、前記設定周波数に基づいて決定された周波数範囲内であるか否かを判断する判断ステップと、前記判断ステップの判断結果に基づき、警告情報を出力する警告情報出力ステップと、を具備したことを特徴とする。 [0008]
[Means for Solving the Problems]
The ultrasonic surgical apparatus according to the present invention comprises an ultrasonic drive signal oscillation means having an input unit for inputting digital frequency data and oscillating a drive signal for driving an ultrasonic transducer based on the digital frequency data, and the ultrasonic vibration. Resonance frequency setting means for setting the digital frequency data to the resonance frequency of the ultrasonic transducer based on the drive signal supplied to the child, and the ultrasonic wave based on the digital frequency data set by the resonance frequency setting means And monitoring means for monitoring the driving state of the vibrator.
The method of monitoring the operation of the ultrasonic surgical device according to the present invention comprises ultrasonic drive signal oscillating means for outputting a drive signal to an ultrasonic transducer provided in the handpiece, and information for increasing or decreasing the frequency of the drive signal In the method of monitoring the operation of the ultrasonic surgical apparatus, which outputs the ultrasonic wave to the ultrasonic wave drive signal oscillating means to track the resonance point of the handpiece, a set frequency reading step of reading a set frequency preset according to the handpiece; A drive signal output step of outputting a drive signal according to the set frequency, an operation step of calculating a frequency deviation between an output frequency of the drive signal output in the drive signal output step and the set frequency, the operation step It is determined whether the frequency deviation data obtained in the above is within the frequency range determined based on the set frequency, and A determination step of determining an abnormality of an ultrasonic surgical apparatus in was boss, characterized by comprising a.
The control method of the ultrasonic surgical apparatus according to the present invention includes ultrasonic drive signal oscillating means for outputting a drive signal to an ultrasonic transducer provided in the hand piece, and the information for increasing or decreasing the frequency of the drive signal is In a control method of an ultrasonic operation apparatus for performing resonance point tracking of the handpiece by outputting to an ultrasonic wave drive signal oscillating means, a set frequency reading step for reading a set frequency preset according to the handpiece, and the setting A drive signal output step for outputting a drive signal according to a frequency, an operation step for calculating a frequency deviation between an output frequency of the drive signal output in the drive signal output step and the set frequency, and Determining whether the determined frequency deviation data is within a frequency range determined based on the set frequency; Based on the determination result of the cross-sectional step, characterized in that anda stop step of stopping the output of the drive signal.
Further, according to the control method of the ultrasonic surgical apparatus of the present invention, an ultrasonic drive signal oscillating means for outputting a drive signal to an ultrasonic transducer provided in the hand piece, information for increasing or decreasing the frequency of the drive signal In the control method of the ultrasonic operation apparatus which performs the resonance point tracking of the handpiece by outputting the ultrasonic wave to the ultrasonic wave drive signal oscillating means, a set frequency reading step of reading a set frequency preset according to the handpiece; A drive signal output step of outputting a drive signal according to the set frequency, an operation step of calculating a frequency deviation between an output frequency of the drive signal output in the drive signal output step and the set frequency, the operation step Determining whether the frequency deviation data obtained in step (d) is within the frequency range determined based on the set frequency Based on the determination result of the determination step, the warning information output step of outputting the warning information, characterized by comprising a.
Claims (5)
前記超音波振動子に供給される前記駆動信号に基づき、前記デジタル周波数データを前記超音波振動子の共振周波数に設定する共振周波数設定手段と、
前記共振周波数設定手段で設定された前記デジタル周波数データに基づき、前記超音波振動子の駆動状態を監視する監視手段と
を備えたことを特徴とする超音波手術装置。Ultrasonic drive signal oscillation means having an input unit for inputting digital frequency data, and oscillating a drive signal for driving an ultrasonic transducer based on the digital frequency data;
Resonance frequency setting means for setting the digital frequency data to a resonance frequency of the ultrasonic transducer based on the drive signal supplied to the ultrasonic transducer;
An ultrasonic surgery apparatus comprising: monitoring means for monitoring a driving state of the ultrasonic transducer based on the digital frequency data set by the resonance frequency setting means.
デジタル周波数データを入力する入力部を有し、前記デジタル周波数データに基づき超音波振動子を駆動する駆動信号を発振する超音波駆動信号発振手段と、
前記超音波振動子に供給される前記駆動信号に基づき、前記デジタル周波数データを前記超音波振動子の共振周波数に設定する共振周波数設定手段と、
前記ハンドピースに応じて前記共振周波数設定手段で設定された前記デジタル周波数データを監視する監視手段と
を備えたことを特徴とする超音波手術装置。A hand piece having an ultrasonic vibrator that ultrasonically vibrates and treating a living body by the ultrasonic vibration;
Ultrasonic drive signal oscillation means having an input unit for inputting digital frequency data, and oscillating a drive signal for driving an ultrasonic transducer based on the digital frequency data;
Resonance frequency setting means for setting the digital frequency data to a resonance frequency of the ultrasonic transducer based on the drive signal supplied to the ultrasonic transducer;
And a monitoring unit configured to monitor the digital frequency data set by the resonance frequency setting unit according to the handpiece.
前記ハンドピースに応じて予め設定された設定周波数を読み込む設定周波数読み込みステップと、A setting frequency reading step of reading a setting frequency preset according to the handpiece;
前記設定周波数に応じた駆動信号を出力する駆動信号出力ステップと、A drive signal output step of outputting a drive signal according to the set frequency;
前記駆動信号出力ステップで出力された前記駆動信号の出力周波数と前記設定周波数との周波数偏差を演算する演算ステップと、Calculating the frequency deviation between the output frequency of the drive signal output in the drive signal output step and the set frequency;
前記演算ステップで得られた周波数偏差データが、前記設定周波数に基づいて決定された周波数範囲内であるか否か判定し、周波数範囲外と判定した際に超音波手術装置の異常を判断する判断ステップと、It is determined whether or not the frequency deviation data obtained in the calculation step is within the frequency range determined based on the set frequency, and a determination is made as to whether or not the ultrasonic surgery device is abnormal when it is determined outside the frequency range. Step and
を具備したことを特徴とする超音波手術装置の動作監視方法。A method of monitoring the operation of an ultrasonic surgical apparatus, comprising:
前記ハンドピースに応じて予め設定された設定周波数を読み込む設定周波数読み込みステップと、A setting frequency reading step of reading a setting frequency preset according to the handpiece;
前記設定周波数に応じた駆動信号を出力する駆動信号出力ステップと、A drive signal output step of outputting a drive signal according to the set frequency;
前記駆動信号出力ステップで出力された前記駆動信号の出力周波数と前記設定周波数との周波数偏差を演算する演算ステップと、Calculating the frequency deviation between the output frequency of the drive signal output in the drive signal output step and the set frequency;
前記演算ステップで得られた周波数偏差データが、前記設定周波数に基づいて決定された周波数範囲内であるか否かを判断する判断ステップと、A determination step of determining whether frequency deviation data obtained in the calculation step is within a frequency range determined based on the set frequency;
前記判断ステップの判断結果に基づき、前記駆動信号の出力を停止する停止ステップと、Stopping the output of the drive signal based on the determination result of the determining step;
を具備したことを特徴とする超音波手術装置の制御方法。 A control method of an ultrasonic surgery apparatus, comprising:
前記ハンドピースに応じて予め設定された設定周波数を読み込む設定周波数読み込みステップと、A setting frequency reading step of reading a setting frequency preset according to the handpiece;
前記設定周波数に応じた駆動信号を出力する駆動信号出力ステップと、A drive signal output step of outputting a drive signal according to the set frequency;
前記駆動信号出力ステップで出力された前記駆動信号の出力周波数と前記設定周波数との周波数偏差を演算する演算ステップと、Calculating the frequency deviation between the output frequency of the drive signal output in the drive signal output step and the set frequency;
前記演算ステップで得られた周波数偏差データが、前記設定周波数に基づいて決定された周波数範囲内であるか否かを判断する判断ステップと、A determination step of determining whether frequency deviation data obtained in the calculation step is within a frequency range determined based on the set frequency;
前記判断ステップの判断結果に基づき、警告情報を出力する警告情報出力ステップと、A warning information output step for outputting warning information based on the determination result of the determination step;
を具備したことを特徴とする超音波手術装置の制御方法。A control method of an ultrasonic surgery apparatus, comprising:
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000389387A JP2002186901A (en) | 2000-12-21 | 2000-12-21 | Ultrasonic surgical equipment |
| US09/774,920 US6569109B2 (en) | 2000-02-04 | 2001-01-31 | Ultrasonic operation apparatus for performing follow-up control of resonance frequency drive of ultrasonic oscillator by digital PLL system using DDS (direct digital synthesizer) |
| US10/414,984 US6761690B2 (en) | 2000-02-04 | 2001-06-18 | Ultrasonic operation apparatus for performing follow-up control of resonance frequency drive of ultrasonic oscillator by digital PLL system using DDS (direct digital synthesizer) |
| US10/774,914 US7270646B2 (en) | 2000-02-04 | 2004-02-09 | Ultrasonic operation apparatus for performing follow-up control of resonance frequency drive of ultrasonic oscillator by digital PLL system using DDS (direct digital synthesizer) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000389387A JP2002186901A (en) | 2000-12-21 | 2000-12-21 | Ultrasonic surgical equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2002186901A JP2002186901A (en) | 2002-07-02 |
| JP2002186901A5 true JP2002186901A5 (en) | 2005-02-17 |
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ID=18855953
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000389387A Pending JP2002186901A (en) | 2000-02-04 | 2000-12-21 | Ultrasonic surgical equipment |
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| Country | Link |
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| JP (1) | JP2002186901A (en) |
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