KR100686409B1 - 비침습적 생체정보 영상화 방법 및 장치 - Google Patents
비침습적 생체정보 영상화 방법 및 장치 Download PDFInfo
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- KR100686409B1 KR100686409B1 KR1020040030120A KR20040030120A KR100686409B1 KR 100686409 B1 KR100686409 B1 KR 100686409B1 KR 1020040030120 A KR1020040030120 A KR 1020040030120A KR 20040030120 A KR20040030120 A KR 20040030120A KR 100686409 B1 KR100686409 B1 KR 100686409B1
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- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
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- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
- A61B5/14532—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue for measuring glucose, e.g. by tissue impedance measurement
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Abstract
Description
Claims (30)
- 비침습적(non-invasive) 생체정보 영상 장치에 있어서,하나 이상의 파장 성분을 포함하는 광을 생성하는 광생성부,상기 광생성부에 의해 생성된 광을 피검체내에 조사하는 광조사부,상기 광생성부에서 발생된 광을 광조사부로 전하는 도파수단,상기 피검체로부터의 음향파를 전기신호로 변환하며, 2차원으로 배열된 다수의 전기음향 변환소자,상기 다수의 전기음향 변환소자를 구동하여 초음파를 상기 피검체에 송신하는 송신수단,상기 다수의 전기음향 변환소자에 의해 변환된 다수의 전기신호로부터의 송수신 신호를 지연시키고 정상가산을 실시하여 수신방향성(reception directivity)을 가지는 수신 신호를 생성하는 수신수단, 및상기 광조사부로부터 조사된 광에 의해 상기 피검체내에서 발생된 음향파에 대응하는 수신 신호를 처리하여 생체기능에 대한 볼륨데이터(volume data)를 생성하고, 상기 초음파의 송신에 의해 상기 피검체내에서 발생한 반사파에 대응하는 수신 신호를 처리하여 조직형태(tissue morphology)에 대한 볼륨데이터를 생성하는 신호처리수단을 포함하고,상기 광조사부는 상기 2차원으로 배열된 전기음향변환소자에 둘러싸인 복수의 광섬유의 복수의 종단부로 구성되는 것을 특징으로 하는 영상 장치.
- 제 1 항에 있어서,상기 도파수단은 다수의 광섬유로 형성되고,상기 다수의 종단부는 2차원으로 배열되는 것을 특징으로 하는 영상 장치.
- 제 2 항에 있어서,상기 다수의 전기음향 변환소자는 그 사이에 소정의 간격(gap)을 가지고 수직 및 수평으로 배열되고,상기 다수의 광섬유의 상기 다수의 종단부는 상기 간격에서 분리되어 배열되는 것을 특징으로 하는 영상 장치.
- 제 3 항에 있어서,상기 다수의 광섬유의 상기 다수의 종단부의 각각은 4개의 전기음향 변환소자로 둘러싸여져 있는 것을 특징으로 하는 영상 장치.
- 제 2 항에 있어서,상기 다수의 광섬유의 상기 다수의 종단부로부터의 광으로 상기 피검체에 순차적으로 조사하는 광주사수단을 추가로 포함하는 것을 특징으로 하는 영상 장치.
- 제 5 항에 있어서,상기 수신수단은 상기 광의 조사에 의해 발생된 음향파에 대응하는 수신 신호를, 상기 광을 조사한 광섬유의 종단부에 근접하는 하나 이상의 전기음향 변환소자의 전기신호로부터 생성하는 것을 특징으로 하는 영상 장치.
- 제 2 항에 있어서,상기 종단부가 소정 거리 이상으로 떨어져 있는 두개 이상의 광섬유로부터의 광빔을 동시적으로 조사하는 광주사수단을 추가로 포함하는 것을 특징으로 하는 영상 장치
- 제 7 항에 있어서,상기 수신수단은 상기 광의 조사에 의해 발생된 음향파에 대응하는 수신 신호를, 상기 광을 조사한 광섬유의 종단부에 근접하는 하나 이상의 전기음향 변환소자의 전기신호로부터 생성하는 것을 특징으로 하는 영상 장치.
- 제 2 항에 있어서,상기 다수 광섬유의 상기 다수 끝부분으로부터 광빔이 동시적으로 조사되는 것을 특징으로 하는 영상 장치
- 제 9 항에 있어서,상기 수신수단은 상기 광섬유 각각의 끝부분에 대응하는 수신 신호를, 상기 각각의 광섬유의 종단부에 근접하는 하나 이상의 전기음향 변환소자의 전기신호로부터 생성하는 것을 특징으로 하는 영상 장치.
- 제 2 항에 있어서,상기 광섬유의 끝부분으로부터의 광조사와 상기 전기음향 변환소자에 의한 상기 광조사로 인하여 발생하는 음향파의 검출에 의하여 상기 생체기능에 대한 볼륨데이터를 생성하는 광음향주사와, 상기 전기음향 변환소자에 의한 초음파의 송신과 반사파 검출에 의해 상기 조직형태에 대한 볼륨데이터를 생성하는 초음파주사는 교호적으로 수행되는 것을 특징으로 하는 영상 장치.
- 제 2 항에 있어서,생체기능에 대한 볼륨데이터를 생성하기 위해 수행되는 상기 광섬유의 상기 끝부분으로부터의 광조사와, 조직형태에 대한 볼륨데이터를 생성하기 위해 수행되는 상기 전기음향 변환소자에 의한 초음파의 송신은 교호적으로 수행되는 것을 특징으로 하는 영상 장치.
- 제 1 항에 있어서,상기 신호처리수단은 생체기능에 대한 볼륨데이터와 조직형태에 대한 볼륨데이터로부터, 동일 슬라이스에 대하여 생체기능 화상 데이터와 조직형태 화상 데이터를 생성하는 것을 특징으로 하는 영상 장치.
- 제 13 항에 있어서,상기 생체기능 화상 데이터와 상기 조직형태 화상 데이터는 동일 스크린에 구별되어 표시되는 것을 특징으로 하는 영상 장치.
- 제 13 항에 있어서,상기 생체기능 화상 데이터와 상기 조직형태 화상 데이터는 중첩되어 표시되는 것을 특징으로 하는 영상 장치.
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JP2004030578A JP4643153B2 (ja) | 2004-02-06 | 2004-02-06 | 非侵襲生体情報映像装置 |
JPJP-P-2004-00030578 | 2004-02-06 |
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KR20050079610A KR20050079610A (ko) | 2005-08-10 |
KR100686409B1 true KR100686409B1 (ko) | 2007-02-23 |
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US (2) | US8353830B2 (ko) |
EP (1) | EP1561424B1 (ko) |
JP (1) | JP4643153B2 (ko) |
KR (1) | KR100686409B1 (ko) |
CN (1) | CN100353910C (ko) |
CA (1) | CA2462378C (ko) |
DE (1) | DE602004014095D1 (ko) |
Cited By (2)
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KR101502572B1 (ko) * | 2013-02-19 | 2015-03-12 | 삼성메디슨 주식회사 | 복합 영상 장치 및 복합 영상 장치를 제어하는 방법 |
KR102112699B1 (ko) * | 2019-06-12 | 2020-05-19 | 주식회사 뷰노 | 시계열적 신호 시각화 방법 및 이를 이용한 장치 |
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EP1647225B1 (en) * | 2003-07-22 | 2018-06-06 | Toshiba Medical Systems Corporation | Biological information measurement device |
EP2329764A3 (en) * | 2005-11-10 | 2011-10-19 | Solianis Holding AG | Device for determining the glucose level in body tissue |
WO2007072490A1 (en) * | 2005-12-23 | 2007-06-28 | Ultraview Ltd. | An operating mode for ultrasound imaging systems |
WO2007100937A2 (en) * | 2006-01-19 | 2007-09-07 | The Regents Of The University Of Michigan | System and method for spectroscopic photoacoustic tomography |
WO2007084981A2 (en) * | 2006-01-19 | 2007-07-26 | The Regents Of The University Of Michigan | System and method for photoacoustic imaging and monitoring of laser therapy |
WO2007088709A1 (ja) * | 2006-01-31 | 2007-08-09 | Kansai Technology Licensing Organization Co., Ltd. | 光音響断層撮影装置及び光音響断層撮影方法 |
US7750536B2 (en) | 2006-03-02 | 2010-07-06 | Visualsonics Inc. | High frequency ultrasonic transducer and matching layer comprising cyanoacrylate |
JP4559995B2 (ja) * | 2006-03-30 | 2010-10-13 | 株式会社東芝 | 腫瘍検査装置 |
CN101472520B (zh) * | 2006-06-23 | 2015-06-03 | 皇家飞利浦电子股份有限公司 | 组合光声和超声成像仪的时序控制器 |
JP2010509977A (ja) * | 2006-11-21 | 2010-04-02 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 解剖構造における組織の生体イメージングのためのシステム、装置、方法、コンピュータ読取可能媒体及び使用 |
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US8480584B2 (en) | 2013-07-09 |
CN1650794A (zh) | 2005-08-10 |
US8353830B2 (en) | 2013-01-15 |
KR20050079610A (ko) | 2005-08-10 |
CN100353910C (zh) | 2007-12-12 |
EP1561424B1 (en) | 2008-05-28 |
US20050187471A1 (en) | 2005-08-25 |
JP4643153B2 (ja) | 2011-03-02 |
EP1561424A1 (en) | 2005-08-10 |
JP2005218684A (ja) | 2005-08-18 |
US20110066023A1 (en) | 2011-03-17 |
CA2462378C (en) | 2011-03-01 |
CA2462378A1 (en) | 2005-08-06 |
DE602004014095D1 (de) | 2008-07-10 |
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