KR101342906B1 - 복수의 전극을 이용하는 어블레이션 시스템 및 이의 제어 방법 - Google Patents
복수의 전극을 이용하는 어블레이션 시스템 및 이의 제어 방법 Download PDFInfo
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Abstract
Description
도 2는 본 발명의 다른 실시형태에 따른 복수의 전극을 이용하는 어블레이션 시스템의 제어 방법의 흐름도이다.
111, 112: SMPS
121, 122: 증폭부
131, 132: 센서 보드
141, 142, 151, 152: 스위칭부
160: 온도 센싱부
170: 제어부
Claims (10)
- 공급받은 전력을 증폭하여 메인 RF 전력을 제공하는 메인 증폭부;
공급받은 전력을 증폭하여 서브 RF 전력을 제공하는 서브 증폭부;
상기 메인 증폭부에 의해 제공된 메인 RF 전력을 제 1 내지 제 3 전극 중 어느 하나로 전달하는 제 1 스위칭부;
상기 서브 증폭부에 의해 제공된 서브 RF 전력을 제 1 내지 제 3 전극 중 어느 하나로 전달하는 제 2 스위칭부; 및
상기 제 1 내지 제 3 전극 중 기 정해진 전극쌍에 메인 RF 전력 및 서브 RF 전력이 각각 인가되도록 상기 제 1 및 제 2 스위칭부를 제어하는 제어부를 포함하는 어블레이션 시스템.
- 제 1 항에 있어서,
상기 제 1 스위칭부는,
메인 RF 전력을 상기 제 1 전극으로 전달하는 제 1 스위치기;
메인 RF 전력을 상기 제 2 전극으로 전달하는 제 2 스위치기; 및
메인 RF 전력을 상기 제 3 전극으로 전달하는 제 3 스위치기를 포함하며,
상기 제어부로부터 수신한 제어 신호에 따라 상기 제 1 내지 제 3 스위치기 중 어느 하나를 온 시켜 상기 제 1 내지 제 3 전극 중 어느 하나로 메인 RF 전력을 전달하는 어블레이션 시스템.
- 제 2 항에 있어서,
상기 제 2 스위칭부는,
서브 RF 전력을 상기 제 1 전극으로 전달하는 제 4 스위치기;
서브 RF 전력을 상기 제 2 전극으로 전달하는 제 5 스위치기; 및
서브 RF 전력을 상기 제 3 전극으로 전달하는 제 6 스위치기를 포함하며,
상기 제어부로부터 수신한 제어 신호에 따라 상기 제 4 내지 제 6 스위치기 중 어느 하나를 온 시켜 메인 RF 전력이 전달되지 않은 전극 중 하나로 서브 RF 전력을 전달하는 어블레이션 시스템.
- 제 1 항에 있어서,
상기 제 1 내지 제 3 전극 중 기 정해진 전극쌍에 메인 RF 전력 및 서브 RF 전력이 인가되는 동안 상기 메인 증폭부 측의 전압 및 전류를 모니터하는 메인 센서 보드; 및
상기 제 1 내지 제 3 전극 중 기 정해진 전극쌍에 메인 RF 전력 및 서브 RF 전력이 인가되는 동안 상기 서브 증폭부 측의 전압 및 전류를 모니터하는 서브 센서 보드를 더 포함하는 어블레이션 시스템.
- 제 4 항에 있어서,
상기 제어부는 상기 메인 및 서브 센서 보드에 의해 모니터한 전압 및 전류를 이용하여 어블레이션 중 세포 조직의 임피던스를 계산하고, 계산된 임피던스를 기 설정된 기준치와 비교하여 상기 메인 RF 전력 및 서브 RF 전력을 가감하도록 제어하는 어블레이션 시스템.
- 제 1 항에 있어서,
상기 메인 증폭부 측의 접지 패드 연결을 스위칭하는 제 3 스위칭부; 및
상기 서브 증폭부 측의 접지 패드 연결을 스위칭하는 제 4 스위칭부를 더 포함하는 어블레이션 시스템.
- 제 1 항에 있어서,
상기 제 1 전극 내지 제 3 전극에 각각 할당된 온도 센서를 포함하며, 상기 온도 센서에 의해 센싱한 온도 값을 상기 메인 센서 보드로 전달하는 온도 센싱부를 더 포함하는 어블레이션 시스템.
- 제 7 항에 있어서,
상기 제어부는 상기 메인 센서 보드로부터 상기 온도 값을 전달받아 기 설정된 임계치와 비교하고, 상기 온도 값이 기 설정된 임계치를 초과할 경우 상기 메인 RF 전력 및 서브 RF 전력을 차단하도록 제어하는 어블레이션 시스템.
- 제 7 항에 있어서,
상기 제어부는 상기 메인 센서 보드로부터 전달받은 상기 온도 값을 이용하여 상기 제 1 전극 내지 제 3 전극의 정상 연결 여부를 판단하고 판단 결과를 사용자에게 알려주도록 제어하는 어블레이션 시스템.
- 복수의 전극을 이용하는 어블레이션 시스템의 제어 방법에 있어서,
상기 복수의 전극 중 기 정해진 제 1 전극쌍에 메인 RF 전력 및 서브 RF 전력이 인가되도록 스위칭하는 단계;
기 정해진 시간 동안 상기 메인 RF 전력 및 서브 RF 전력이 인가되는 측의 전압 및 전류를 모니터하는 단계;
상기 복수의 전극 중 기 정해진 제 2 전극쌍에 메인 RF 전력 및 서브 RF 전력이 인가되도록 스위칭하는 단계;
기 정해진 시간 동안 상기 메인 RF 전력 및 서브 RF 전력이 인가되는 측의 전압 및 전류를 모니터하는 단계;
상기 복수의 전극 중 기 정해진 제 3 전극쌍에 메인 RF 전력 및 서브 RF 전력이 인가되도록 스위칭하는 단계;
모니터한 전압 및 전류를 이용하여 어블레이션 중 세포 조직의 임피던스를 계산하는 단계; 및
계산된 임피던스를 기 설정된 기준치와 비교하여 상기 메인 RF 전력 및 서브 RF 전력을 가감하도록 제어하는 단계를 포함하는 제어 방법.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020120119133A KR101342906B1 (ko) | 2012-10-25 | 2012-10-25 | 복수의 전극을 이용하는 어블레이션 시스템 및 이의 제어 방법 |
EP13849282.2A EP2913016B1 (en) | 2012-10-25 | 2013-10-02 | System for ablation utilizing multiple electrodes |
ES13849282T ES2897630T3 (es) | 2012-10-25 | 2013-10-02 | Sistema para la ablación utilizando múltiples electrodos. |
CN201380056037.XA CN104936544B (zh) | 2012-10-25 | 2013-10-02 | 一种用于消融的系统 |
US14/438,551 US9700369B2 (en) | 2012-10-25 | 2013-10-02 | System for ablation utilizing multiple electrodes and method for controlling same |
PCT/KR2013/008808 WO2014065518A1 (ko) | 2012-10-25 | 2013-10-02 | 복수의 전극을 이용하는 어블레이션 시스템 및 이의 제어 방법 |
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EP (1) | EP2913016B1 (ko) |
KR (1) | KR101342906B1 (ko) |
CN (1) | CN104936544B (ko) |
ES (1) | ES2897630T3 (ko) |
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KR101782693B1 (ko) * | 2015-09-04 | 2017-09-28 | 한국과학기술원 | 다중전극 신장신경절제를 위한 집적회로 |
WO2020097334A1 (en) * | 2018-11-08 | 2020-05-14 | Dfine, Inc. | Ablation systems with parameter-based modulation and related devices and methods |
US11026744B2 (en) | 2016-11-28 | 2021-06-08 | Dfine, Inc. | Tumor ablation devices and related methods |
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US11344350B2 (en) | 2016-10-27 | 2022-05-31 | Dfine, Inc. | Articulating osteotome with cement delivery channel and method of use |
US11607230B2 (en) | 2017-01-06 | 2023-03-21 | Dfine, Inc. | Osteotome with a distal portion for simultaneous advancement and articulation |
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- 2013-10-02 ES ES13849282T patent/ES2897630T3/es active Active
- 2013-10-02 US US14/438,551 patent/US9700369B2/en active Active
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US11197681B2 (en) | 2009-05-20 | 2021-12-14 | Merit Medical Systems, Inc. | Steerable curvable vertebroplasty drill |
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US11344350B2 (en) | 2016-10-27 | 2022-05-31 | Dfine, Inc. | Articulating osteotome with cement delivery channel and method of use |
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Also Published As
Publication number | Publication date |
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EP2913016A1 (en) | 2015-09-02 |
EP2913016B1 (en) | 2021-08-25 |
US9700369B2 (en) | 2017-07-11 |
ES2897630T3 (es) | 2022-03-02 |
CN104936544A (zh) | 2015-09-23 |
WO2014065518A1 (ko) | 2014-05-01 |
CN104936544B (zh) | 2017-07-14 |
EP2913016A4 (en) | 2016-06-22 |
US20150265333A1 (en) | 2015-09-24 |
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