KR20130135300A - 유체 충전 관 내의 협소부를 평가하는 장치 및 방법 - Google Patents
유체 충전 관 내의 협소부를 평가하는 장치 및 방법 Download PDFInfo
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- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
- A61B5/6847—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive mounted on an invasive device
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Abstract
Description
도 1은 근위(Pa) 및 원위(Pd) 압력 측정 개소를 갖고 수축부가 형성된 관의 개략도이다.
도 2는 본 발명을 구체화하는 장치의 비실척 개략도이다.
도 3은 본 발명을 구체화하는 방법의 흐름도이다.
도 4는 심장 환경에서의 프리 웨이브 기간의 일 예로서, 상기 프리 웨이브 기간은 본 발명을 구체화하는 장치 및 방법에 사용된다.
Claims (21)
- 유속 측정을 수행하지 않고 후방-유래 압력 성분과 전방-유래 압력 성분을 갖는 유체 유동 압력파를 가지는 유체 충전 관 내의 협소부를 평가하는 방법에 있어서,
관 내의 압력 측정을 수행하는 단계;
압력 성분을 후방-유래 압력 성분과 전방-유래 압력 성분으로 분리하는 단계;
유속 차이(dU)가 최소이거나 없을 때 시간 윈도우를 확인하는 단계; 및
적어도 시간 윈도우에서 수행되는 압력 측정에 대한 후방 및 전방 압력 성분을 도출하는 단계를 포함하는
유체 충전 관 내의 협소부 평가 방법. - 제 1 항에 있어서,
시간 윈도우 중에 후방 및 전방 압력 성분을 도출하는 단계를 추가로 포함하는
유체 충전 관 내의 유체 충전 관 내의 협소부 평가 방법. - 제 3 항에 있어서,
격리된 압력비는 수축 정도의 평가를 제공하며, 격리된 전방 압력비는
P+ 원위/P+ 근위
이고, 격리된 후방 압력비는
P- 원위/P- 근위
인
유체 충전 관 내의 협소부 평가 방법. - 제 1 항 내지 제 4 항 중 어느 한 항에 있어서,
상기 시간 윈도우는 압력 파형의 특성을 분석함으로써 확인되는
유체 충전 관 내의 협소부 평가 방법. - 제 1 항 내지 제 5 항 중 어느 한 항에 있어서,
상기 시간 윈도우는 확인 가능한 이벤트 이후 소정 시간에서 시작되고 이벤트 이후 소정 기간 동안 또는 추가 이벤트 이전 또는 이후 소정 기간 동안 지속되는 것으로 확인되는
유체 충전 관 내의 협소부 평가 방법. - 제 6 항에 있어서,
상기 확인 가능한 이벤트는 피크 압력 이벤트이며, 상기 추가 이벤트는 압력 파형 이벤트의 종료인
유체 충전 관 내의 협소부 평가 방법. - 제 1 항 내지 제 7 항 중 어느 한 항에 있어서,
상기 시간 윈도우는 dU가 제로 교차 주위로 요동치는 기간인
유체 충전 관 내의 협소부 평가 방법. - 제 1 항 내지 제 8 항 중 어느 한 항에 있어서,
상기 시간 윈도우는 dU가 dUmax의 20% 이하, 10% 이하, 또는 5% 이하인 기간인
유체 충전 관 내의 협소부 평가 방법. - 제 1 항 내지 제 9 항 중 어느 한 항에 있어서,
웨이브 프리 기간은 피크 압력 시점 이후의 격리된 전방(또는 후방) 압력비의 표준 편차가 소정 비율 미만인 시기로서 확인되는
유체 충전 관 내의 협소부 평가 방법. - 제 1 항 내지 제 9 항 중 어느 한 항에 있어서,
웨이브 프리 기간은
피크 압력 시점을 확인하고;
압력 파형 종료 시점을 확인하며;
프리 웨이브 기간을 이들 두 시점 사이의 소정의 부분 중간-윈도우로서 특정함으로써 확인되는
유체 충전 관 내의 협소부 평가 방법. - 유속 측정을 수행하지 않고 후방-유래 압력 성분과 전방-유래 압력 성분을 갖는 유체 유동 압력파를 가지는 유체 충전 관 내의 협소부를 평가하는 장치에 있어서,
관 내의 압력 측정을 수행하도록 작동 가능한 압력 측정 장치; 및
압력 성분을 후방-유래 압력 성분과 전방-유래 압력 성분으로 분리하고, 유속 차이(dU)가 최소이거나 없을 때 시간 윈도우를 확인하며, 적어도 시간 윈도우에서 수행되는 압력 측정에 대한 후방 및 전방 압력 성분을 도출하도록 작동 가능한 프로세서를 포함하는
유체 충전 관 내의 협소부 평가 장치. - 제 12 항에 있어서,
상기 프로세서는 추가로 시간 윈도우 도중에 후방 및 전방 압력 성분을 도출하는
유체 충전 관 내의 협소부 평가 장치. - 제 12 항 또는 제 13 항에 있어서,
상기 프로세서는 추가로 시간 윈도우를 확인하는
유체 충전 관 내의 협소부 평가 장치. - 제 12 항 내지 제 14 항 중 어느 한 항에 있어서,
상기 압력 측정 장치와 상기 프로세서 사이의 신호 라인을 추가로 포함하는
유체 충전 관 내의 협소부 평가 장치. - 제 15 항에 있어서,
상기 신호 라인은 압력 측정 장치와 프로세서 사이의 유선 연결이거나,
상기 신호 라인은 압력 측정 장치와 프로세서 사이의 무선 연결인
유체 충전 관 내의 협소부 평가 장치. - 제 15 항 또는 제 16 항에 있어서,
상기 압력 측정 장치는, 압력 측정치를 저장하고 프로세서로부터 이격되어 있는 데이터 저장 장치에 압력 측정치를 릴레이하는
유체 충전 관 내의 협소부 평가 장치. - 유속 측정을 수행하지 않고 후방-유래 압력 성분과 전방-유래 압력 성분을 갖는 유체 유동 압력파를 가지는 유체 충전 관 내의 협소부를 평가하도록 구성된 프로세서에 있어서,
관 내에서 이루어지는 압력 측정을 분석하고;
압력 성분을 후방-유래 압력 성분과 전방-유래 압력 성분으로 분리하며;
유속 차이(dU)가 최소이거나 없을 때 시간 윈도우를 확인하고;
적어도 시간 윈도우에서 수행되는 압력 측정에 대한 후방 및 전방 압력 성분을 도출하는
프로세서. - 유속 측정을 수행하지 않고 후방-유래 압력 성분과 전방-유래 압력 성분을 갖는 유체 유동 압력파를 가지는 유체 충전 관 내의 협소부를 평가하기 위한 컴퓨터 프로그램이 내장된 데이터 저장 매체에 있어서,
상기 프로그램은,
관 내에서 이루어지는 압력 측정을 분석하고;
압력 성분을 후방-유래 압력 성분과 전방-유래 압력 성분으로 분리하며;
유속 차이(dU)가 최소이거나 없을 때 시간 윈도우를 확인하고;
적어도 시간 윈도우에서 수행되는 압력 측정에 대한 후방 및 전방 압력 성분을 도출하는
데이터 저장 매체. - 실질적으로 본 명세서에 기재되고 및/또는 도 2 내지 도 4에 도시되어 있는 장치, 방법, 프로세서 또는 데이터 저장 매체.
- 본 명세서에 개시된 임의의 신규 특징부, 또는 특징부들의 조합.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1100137.7 | 2011-01-06 | ||
| GBGB1100137.7A GB201100137D0 (en) | 2011-01-06 | 2011-01-06 | Apparatus and method of assessing a narrowing in a fluid tube |
| PCT/GB2012/050024 WO2012093266A1 (en) | 2011-01-06 | 2012-01-06 | Apparatus and method of assessing a narrowing in a fluid filled tube |
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| Publication Number | Publication Date |
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| KR20130135300A true KR20130135300A (ko) | 2013-12-10 |
| KR101572337B1 KR101572337B1 (ko) | 2015-11-26 |
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| US (5) | US9026384B2 (ko) |
| EP (2) | EP3505057B1 (ko) |
| JP (2) | JP6165634B2 (ko) |
| KR (1) | KR101572337B1 (ko) |
| CN (1) | CN103796577B (ko) |
| BR (1) | BR112013017430A2 (ko) |
| CA (1) | CA2823811A1 (ko) |
| CR (1) | CR20130379A (ko) |
| ES (1) | ES2706731T3 (ko) |
| GB (1) | GB201100137D0 (ko) |
| IL (1) | IL227351A0 (ko) |
| NZ (1) | NZ613147A (ko) |
| RU (1) | RU2013136699A (ko) |
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| CN105636509B (zh) | 2013-10-18 | 2019-07-02 | 火山公司 | 评估脉管的设备、系统和方法 |
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