최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
DataON 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Edison 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0835657 (2004-04-30) |
등록번호 | US8012150 (2011-08-23) |
발명자 / 주소 |
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출원인 / 주소 |
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인용정보 | 피인용 횟수 : 56 인용 특허 : 457 |
A method and system are disclosed enabling configuration of a control system for an electrosurgical generator system for creating new surgical applications without changing the underlying software system. The system includes an outer loop controller for generating a control signal in accordance with
A method and system are disclosed enabling configuration of a control system for an electrosurgical generator system for creating new surgical applications without changing the underlying software system. The system includes an outer loop controller for generating a control signal in accordance with at least a first subset of sensor data from at least one sensor; an inner loop controller for generating a setpoint control signal which is provided to an RF stage in accordance with at least the control signal generated by the outer loop controller and a second subset of sensor data from the at least one sensor; and a configuration controller for generating configuration data and providing first and second configuration data sets of the configuration data to the inner loop and outer loop controllers, respectively, for configuration thereof to provide a type of control selectable from a variety of types of control.
What is claimed is: 1. A programmable electrosurgical generator system having an RF output stage for outputting at least one RF operating waveform for performing an electrosurgical procedure, the programmable electrosurgical generator comprising:a sensor module having at least one sensor for sensing
What is claimed is: 1. A programmable electrosurgical generator system having an RF output stage for outputting at least one RF operating waveform for performing an electrosurgical procedure, the programmable electrosurgical generator comprising:a sensor module having at least one sensor for sensing electrical and physical properties responsive to the application of the electrosurgical energy and generating electrical and physical property sensor data corresponding to the sensed electrical and physical properties;an inner loop system comprising means for changing at least one parameter of the at least one RF operating waveform to sculpt the at least one RF operating waveform based on sensor inputs received from the at least one sensor, the inner loop system including a control curve configured to selectively enable one of three modes of operation, the inner loop system configured to automatically switch between the three modes of operation based on feedback from the at least one sensor configured to sense load impedance and associated impedance breakpoints including Zlow and Zhigh, the three modes of operation selected from the group consisting of constant current, constant voltage and constant power, wherein the inner loop system computes a gain multiplier that is computed by taking an inverse of a voltage response corresponding to a sensed load impedance;an outer loop system comprising means for providing at least one operating command to the inner loop system, the outer loop system including an outer loop control module that controls outer loop gain, the outer loop control module multiplying the outer loop gain by the gain multiplier computed by the inner loop system to stabilize overall gain of the electrosurgical generator system despite variations in the sensed load impedance, wherein the inner loop system and the outer loop system use the electrical and physical property sensor data as a parameter to employ one of the changing means and the providing means, respectively; anda configuration control system for modifying at least one of the inner and outer loop systems based on received data,wherein the inner loop system is configured to generate a target signal and plot at least one graph based on the control curve such that the constant current mode is operable when the sensed load impedance is equal to or lower than Zlow, the constant power mode is operable when the sensed load impedance greater than Zlow and lower than Zhigh, and the constant voltage mode is operable when the sensed load impedance is equal to or greater than Zhigh.
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