KR20090057463A - C―아암 컴퓨터 x선 단층 촬영 시스템 - Google Patents
C―아암 컴퓨터 x선 단층 촬영 시스템 Download PDFInfo
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- KR20090057463A KR20090057463A KR1020097008409A KR20097008409A KR20090057463A KR 20090057463 A KR20090057463 A KR 20090057463A KR 1020097008409 A KR1020097008409 A KR 1020097008409A KR 20097008409 A KR20097008409 A KR 20097008409A KR 20090057463 A KR20090057463 A KR 20090057463A
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05G—X-RAY TECHNIQUE
- H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
- H05G1/02—Constructional details
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/44—Constructional features of apparatus for radiation diagnosis
- A61B6/4405—Constructional features of apparatus for radiation diagnosis the apparatus being movable or portable, e.g. handheld or mounted on a trolley
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/44—Constructional features of apparatus for radiation diagnosis
- A61B6/4429—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units
- A61B6/4435—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units the source unit and the detector unit being coupled by a rigid structure
- A61B6/4441—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units the source unit and the detector unit being coupled by a rigid structure the rigid structure being a C-arm or U-arm
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/58—Testing, adjusting or calibrating thereof
- A61B6/582—Calibration
- A61B6/583—Calibration using calibration phantoms
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Abstract
Description
Claims (26)
- X-레이 소스;가동 C-아암에 의해 상기 소스에 연결되는 X-레이 카메라로서, 상기 소스 및 카메라 사이에 배치된 환자의 관심 영역의 비디오 영상들의 시퀀스를 생성하는 X-레이 카메라;3차원 패턴의 X-레이 불투과 마커들의 어레이를 포함하는 타깃으로서, 비디오 영상들의 시퀀스의 적어도 일부에 상기 타깃의 적어도 일부가 촬상되도록 환자에 대해 고정된 위치에 배치되는 타깃;상기 타깃의 영상 패턴들을 분석함에 의해, 상기 비디오 영상들의 적어도 일부에 대해 환자에 대한 상기 C-아암의 포즈를 결정하는 영상 처리 유닛; 및선택된 비디오 영상들 및 그들의 결정된 포즈들로부터, 환자의 상기 관심 영역의 촬상 데이터의 3차원 체적 세트를 계산하는 재구성 엔진을 포함하는 촬상 장치.
- 제1항에 있어서, 상기 영상 처리 유닛은, 임의의 비디오 영상들의 선택 전에, 상기 비디오 영상들의 모두에 대해 환자에 대한 상기 C-아암의 포즈를 결정하는 촬상 장치.
- 제1항에 있어서, 상기 영상 처리 유닛은 상기 비디오 영상들의 선택된 것들 에 대해서만 환자에 대한 상기 C-아암의 포즈를 결정하는 촬상 장치.
- 전술한 항들 중 어느 한 항에 있어서, 상기 비디오 영상들이 각각 비디오 프레임인 촬상 장치.
- 제1항 내지 3항 중 어느 한 항에 있어서, 상기 비디오 영상들의 적어도 일부는 아날로그 비디오 프레임의 인터레이스된 필드들인 촬상 장치.
- 전술한 항들 중 어느 한 항에 있어서, 상기 영상 처리 유닛은 상기 C-아암의 동작의 영향을 감소시키기 위한 영상 디블러링 모듈을 포함하는 촬상 장치.
- 전술한 항들 중 어느 한 항에 있어서, 상기 C-아암은 수동으로 이동되도록 되어 있는 촬상 장치.
- 전술한 항들 중 어느 한 항에 있어서, 상기 타깃은 환자에 부착되는 촬상 장치.
- 전술한 항들 중 어느 한 항에 있어서, 상기 타깃은 환자가 누워있는 플랫폼에 부착되는 촬상 장치.
- 전술한 항들 중 어느 한 항에 있어서, 상기 영상 처리 유닛은, 상기 선택된 영상에 선행하는 적어도 일부의 영상들의 분석에 의해 선택된 비디오 영상의 특징들을 예상하는, 영상 시퀀스 비교 모듈을 포함하는 촬상 장치.
- 제10항에 있어서, 상기 예상된 특징들은 상기 타깃의 영상 패턴들의 예상되는 위치들이며, 이로써 상기 선택된 영상과 관련된 포즈의 계산이 상기 선택된 영상의 전체에 걸쳐 상기 타깃의 영상 패턴들에 대해 탐색할 필요없이 실행될 수 있는 촬상 장치.
- 제10항에 있어서, 상기 예상된 특징들은 상기 선택된 비디오 영상에서 없어진 예상되는 특징들인 촬상 장치.
- 제10항에 있어서, 상기 영상 시퀀스 비교 모듈은, 상기 선택된 영상에 선행하는 적어도 일부의 영상들과 관련된 포즈의 디워핑 펑션의 분석에 의해, 상기 선택된 비디오 영상과 관련된 포즈에 대한 디워핑 펑션을 예상하는 촬상 장치.
- C-아암에 의해 연결된 카메라 및 소스를 가지며, 상기 소스 및 카메라 사이에 배치된 환자의 관심 영역을 촬상하는 X-레이 촬상 시스템을 제공하는 단계;환자에 대해 고정된 위치에, 3차원 패턴으로 배치된 일련의 X-레이 불투과 마커들을 가지며, 그의 적어도 일부가 상기 촬상 시스템에 의해 촬상되는 타깃을 배치하는 단계;상기 C-아암에 동작 경로를 적용하는 단계;상기 C-아암이 동작 경로를 실행하는 중에 환자의 상기 관심 영역의 비디오 영상들의 시퀀스를 상기 카메라로부터 얻는 단계;상기 타깃의 영상 패턴들을 분석함에 의해 상기 비디오 영상들의 시퀀스의 적어도 일부에 대해 환자에 대한 상기 C-아암의 포즈를 결정하는 단계;상기 비디오 시퀀스에서 다수의 영상들을 선택하는 단계; 및환자의 상기 관심 영역의 촬상 데이터의 3차원 체적 세트를 재구성하도록 상기 선택된 비디오 영상들 및 그들의 결정된 포즈들을 이용하는 단계를 포함하는, 촬상 데이터의 체적 세트를 생성하는 방법.
- 제14항에 있어서, 환자에 대한 상기 C-아암의 포즈는, 임의의 비디오 영상들의 선택 전에, 상기 비디오 영상들의 모두에 대해 결정되는 방법.
- 제14항에 있어서, 환자에 대한 상기 C-아암의 포즈는 상기 비디오 영상들의 선택된 것들에 대해서만 결정되는 방법.
- 제14항 내지 16항 중 어느 한 항에 있어서, 상기 비디오 영상들 각각은 비디오 프레임인 방법.
- 제14항 내지 16항 중 어느 한 항에 있어서, 상기 비디오 영상들 중 적어도 일부는 아날로그 비디오 프레임의 인터레이스된 필드들인 방법.
- 제14항 내지 18항 중 어느 한 항에 있어서, 상기 C-아암의 동작의 영향을 감소시키기 위한 디블러링 모듈에서 상기 영상들을 처리하는 단계를 더 포함하는 방법.
- 제14항 내지 19항 중 어느 한 항에 있어서, 상기 C-아암에 대한 동작 경로를 적용하는 단계는 수동으로 실행되는 방법.
- 제14항 내지 20항 중 어느 한 항에 있어서, 상기 타깃은 환자에 부착되는 방법.
- 제14항 내지 21항 중 어느 한 항에 있어서, 상기 타깃은 환자가 누워있는 플랫폼에 부착되는 방법.
- 제14항 내지 22항 중 어느 한 항에 있어서, 상기 선택된 영상에 선행하는 적어도 일부의 영상들의 분석에 의해 선택된 비디오 영상의 특징들을 예상하는, 영상 시퀀스 비교 모듈에서 상기 영상들을 처리하는 단계를 더 포함하는 방법.
- 제23항에 있어서, 상기 예상된 특징들은 상기 타깃의 영상 패턴들의 예상되는 위치들이며, 이로써 상기 선택된 영상과 관련된 포즈의 계산이 상기 선택된 영상의 전체에 걸쳐 상기 타깃의 영상 패턴들에 대해 탐색할 필요없이 실행될 수 있는 방법.
- 제23항에 있어서, 상기 예상된 특징들은 상기 선택된 비디오 영상에서 없어진 예상되는 특징들인 방법.
- 제23항에 있어서, 상기 영상 시퀀스 비교 모듈은, 상기 선택된 영상에 선행하는 적어도 일부의 영상들과 관련된 포즈의 디워핑 펑션의 분석에 의해, 상기 선택된 비디오 영상과 관련된 포즈에 대한 디워핑 펑션을 예상하는 방법.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US84675006P | 2006-09-25 | 2006-09-25 | |
| US60/846,750 | 2006-09-25 | ||
| US90787407P | 2007-04-20 | 2007-04-20 | |
| US60/907,874 | 2007-04-20 | ||
| PCT/IL2007/001193 WO2008038283A2 (en) | 2006-09-25 | 2007-09-25 | C-arm computerized tomography system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20090057463A true KR20090057463A (ko) | 2009-06-05 |
| KR101525259B1 KR101525259B1 (ko) | 2015-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020097008409A Expired - Fee Related KR101525259B1 (ko) | 2006-09-25 | 2007-09-25 | C―아암 컴퓨터 x선 단층 촬영 시스템 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US9044190B2 (ko) |
| EP (1) | EP2074383B1 (ko) |
| JP (1) | JP5609112B2 (ko) |
| KR (1) | KR101525259B1 (ko) |
| CN (1) | CN103961130B (ko) |
| WO (1) | WO2008038283A2 (ko) |
Cited By (1)
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| US8682062B2 (en) | 2010-10-04 | 2014-03-25 | Korea Institute Of Science And Technology | 3 dimension tracking system for surgery simulation and localization sensing method using the same |
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-
2007
- 2007-09-25 CN CN201410139318.8A patent/CN103961130B/zh not_active Expired - Fee Related
- 2007-09-25 WO PCT/IL2007/001193 patent/WO2008038283A2/en not_active Ceased
- 2007-09-25 EP EP07827167.3A patent/EP2074383B1/en not_active Not-in-force
- 2007-09-25 US US12/442,689 patent/US9044190B2/en active Active
- 2007-09-25 KR KR1020097008409A patent/KR101525259B1/ko not_active Expired - Fee Related
- 2007-09-25 JP JP2009529855A patent/JP5609112B2/ja not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8682062B2 (en) | 2010-10-04 | 2014-03-25 | Korea Institute Of Science And Technology | 3 dimension tracking system for surgery simulation and localization sensing method using the same |
Also Published As
| Publication number | Publication date |
|---|---|
| KR101525259B1 (ko) | 2015-06-02 |
| CN103961130B (zh) | 2017-08-15 |
| US9044190B2 (en) | 2015-06-02 |
| WO2008038283A3 (en) | 2009-04-23 |
| EP2074383A2 (en) | 2009-07-01 |
| JP5609112B2 (ja) | 2014-10-22 |
| WO2008038283A2 (en) | 2008-04-03 |
| EP2074383A4 (en) | 2010-06-02 |
| JP2010520770A (ja) | 2010-06-17 |
| CN103961130A (zh) | 2014-08-06 |
| US20100284601A1 (en) | 2010-11-11 |
| EP2074383B1 (en) | 2016-05-11 |
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