CN100362964C - 用于形成病人乳房的锥形线束体积计算机x线断层摄影乳房图像的装置和方法 - Google Patents
用于形成病人乳房的锥形线束体积计算机x线断层摄影乳房图像的装置和方法 Download PDFInfo
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- CN100362964C CN100362964C CNB008173494A CN00817349A CN100362964C CN 100362964 C CN100362964 C CN 100362964C CN B008173494 A CNB008173494 A CN B008173494A CN 00817349 A CN00817349 A CN 00817349A CN 100362964 C CN100362964 C CN 100362964C
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Images
Classifications
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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
- A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
- A61B6/502—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for diagnosis of breast, i.e. mammography
-
- 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
- A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/027—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis characterised by the use of a particular data acquisition trajectory, e.g. helical or spiral
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- A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/03—Computed tomography [CT]
- A61B6/032—Transmission computed tomography [CT]
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- A—HUMAN NECESSITIES
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- A61B6/0407—Supports, e.g. tables or beds, for the body or parts of the body
- A61B6/0435—Supports, e.g. tables or beds, for the body or parts of the body with means for imaging suspended breasts
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- A61B6/48—Diagnostic techniques
- A61B6/481—Diagnostic techniques involving the use of contrast agents
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
- A61B6/504—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for diagnosis of blood vessels, e.g. by angiography
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Abstract
Description
keV | 投影图像对比度(%) | CT图像对比度(HU) | ||
3mm | 5mm | 10mm | ||
20 | 6.39 | 10.65 | 21.30 | 263 |
22 | 4.95 | 8.25 | 16.51 | 262 |
24 | 3.90 | 6.50 | 13.01 | 254 |
26 | 3.15 | 5.25 | 10.51 | 238 |
28 | 2.62 | 4.37 | 8.74 | 218 |
30 | 2.23 | 3.72 | 7.45 | 198 |
32 | 1.93 | 3.22 | 6.44 | 182 |
34 | 1.69 | 2.82 | 5.64 | 171 |
36 | 1.51 | 2.51 | 5.02 | 163 |
38 | 1.36 | 2.27 | 4.53 | 158 |
40 | 1.25 | 2.08 | 4.15 | 154 |
ECTORE | DQE | 失真 | 动态范围 | 空间分辨率(MM) | 可能的帧速度(单位) | 炫光 |
CCD | 5-10% | 无 | 2000-4000∶1 | 0.5 | 60(512×512×12bits) | 无 |
D | 50-80% | ‘S’&枕形 | 2000-4000∶1 | 0.25-0.5 | 60(512×512×12bits) | 有 |
FPD | 50-80% | 无 | >30000∶1 | 0.05-0.25 | 60(512×512×16bits) | 无 |
方法 | 体积扫描时间秒 | x和y分辨率mm | z分辨率mm |
螺旋CT | 15-120 | 0.5 | 1.0 |
MRI | 30-400 | 0.7 | 0.7 |
CBVCTM | 2.4-9.6 | 0.1-0.25 | 0.1-0.25 |
Claims (53)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US16622399P | 1999-11-18 | 1999-11-18 | |
US60/166,223 | 1999-11-18 | ||
US09/640,713 | 2000-08-18 | ||
US09/640,713 US6480565B1 (en) | 1999-11-18 | 2000-08-18 | Apparatus and method for cone beam volume computed tomography breast imaging |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2007101849896A Division CN100553564C (zh) | 1999-11-18 | 2000-11-02 | 用于形成病人乳房的锥形线束体积计算机x线断层摄影乳房图像的装置和方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1411356A CN1411356A (zh) | 2003-04-16 |
CN100362964C true CN100362964C (zh) | 2008-01-23 |
Family
ID=26862077
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB008173494A Expired - Lifetime CN100362964C (zh) | 1999-11-18 | 2000-11-02 | 用于形成病人乳房的锥形线束体积计算机x线断层摄影乳房图像的装置和方法 |
Country Status (8)
Country | Link |
---|---|
US (1) | US6480565B1 (zh) |
EP (2) | EP1231860B2 (zh) |
CN (1) | CN100362964C (zh) |
AT (1) | ATE500784T1 (zh) |
AU (1) | AU767518B2 (zh) |
CA (1) | CA2390910A1 (zh) |
DE (1) | DE60045714D1 (zh) |
WO (1) | WO2001035829A1 (zh) |
Cited By (3)
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CN105769236A (zh) * | 2010-10-05 | 2016-07-20 | 霍洛吉克公司 | 竖立式x 射线胸部成像系统和方法 |
US10792003B2 (en) | 2010-10-05 | 2020-10-06 | Hologic, Inc. | X-ray breast tomosynthesis enhancing spatial resolution including in the thickness direction of a flattened breast |
TWI788689B (zh) * | 2020-07-27 | 2023-01-01 | 財團法人資訊工業策進會 | 三維乳房影像之物件偵測方法、物件偵測系統及非暫態電腦可讀取記錄媒體 |
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EP1231860B2 (en) | 2019-10-09 |
WO2001035829A1 (en) | 2001-05-25 |
US6480565B1 (en) | 2002-11-12 |
EP2289417A1 (en) | 2011-03-02 |
DE60045714D1 (de) | 2011-04-21 |
EP2289417B1 (en) | 2012-09-05 |
EP1231860B1 (en) | 2011-03-09 |
CA2390910A1 (en) | 2001-05-25 |
CN1411356A (zh) | 2003-04-16 |
EP1231860A1 (en) | 2002-08-21 |
AU1581401A (en) | 2001-05-30 |
AU767518B2 (en) | 2003-11-13 |
ATE500784T1 (de) | 2011-03-15 |
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