FR2853827B1 - Procede de determination de facteurs d'echelle - Google Patents
Procede de determination de facteurs d'echelleInfo
- Publication number
- FR2853827B1 FR2853827B1 FR0304704A FR0304704A FR2853827B1 FR 2853827 B1 FR2853827 B1 FR 2853827B1 FR 0304704 A FR0304704 A FR 0304704A FR 0304704 A FR0304704 A FR 0304704A FR 2853827 B1 FR2853827 B1 FR 2853827B1
- Authority
- FR
- France
- Prior art keywords
- scale factors
- determining scale
- determining
- factors
- scale
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- 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
-
- 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
- A61B6/585—Calibration of detector units
-
- 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
- A61B6/588—Setting distance between source unit and detector unit
-
- 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
- A61B6/589—Setting distance between source unit and patient
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Engineering & Computer Science (AREA)
- Radiology & Medical Imaging (AREA)
- Biomedical Technology (AREA)
- Biophysics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Physics & Mathematics (AREA)
- High Energy & Nuclear Physics (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Apparatus For Radiation Diagnosis (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0304704A FR2853827B1 (fr) | 2003-04-15 | 2003-04-15 | Procede de determination de facteurs d'echelle |
DE200410018155 DE102004018155A1 (de) | 2003-04-15 | 2004-04-08 | Verfahren und Vorrichtung zum Bestimmen von Skalierungsfaktoren in Bildern |
JP2004118458A JP2004313790A (ja) | 2003-04-15 | 2004-04-14 | 画像の縮尺係数を決定する方法及び装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0304704A FR2853827B1 (fr) | 2003-04-15 | 2003-04-15 | Procede de determination de facteurs d'echelle |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2853827A1 FR2853827A1 (fr) | 2004-10-22 |
FR2853827B1 true FR2853827B1 (fr) | 2005-06-17 |
Family
ID=33041882
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0304704A Expired - Fee Related FR2853827B1 (fr) | 2003-04-15 | 2003-04-15 | Procede de determination de facteurs d'echelle |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP2004313790A (fr) |
DE (1) | DE102004018155A1 (fr) |
FR (1) | FR2853827B1 (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102011005750B4 (de) * | 2011-03-18 | 2012-11-15 | Siemens Aktiengesellschaft | Verfahren und Computertomograph zur Ermittlung des Abstandes eines Untersuchungsobjektes vom Fokus eines Computertomographen |
US8848868B2 (en) * | 2011-08-24 | 2014-09-30 | Albert Davydov | X-ray system and method of using thereof |
CN113876341B (zh) * | 2020-07-03 | 2023-12-19 | 上海西门子医疗器械有限公司 | 待测对象厚度测量的参数校准因子计算及厚度测量方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2631810B1 (fr) * | 1988-05-24 | 1990-09-07 | Gen Medical Merate Spa | Procede de calibration numerique d'une installation de radiologie et installation de calibration numerique pour la mise en oeuvre du procede |
US5251128A (en) * | 1990-11-19 | 1993-10-05 | General Electric Company | Motion artifact reduction in projection imaging |
US5654997A (en) * | 1995-10-02 | 1997-08-05 | General Electric Company | Ultrasonic ranging system for radiation imager position control |
US6249289B1 (en) * | 1996-11-27 | 2001-06-19 | Silicon Graphics, Inc. | Multi-purpose high resolution distortion correction |
JP2002119502A (ja) * | 2000-10-17 | 2002-04-23 | Toshiba Corp | 医用装置 |
FR2823057B1 (fr) * | 2001-03-28 | 2003-07-04 | Ge Med Sys Global Tech Co Llc | Procede de determination de facteur de grandissement d'une image radiographique notamment vasculaire |
-
2003
- 2003-04-15 FR FR0304704A patent/FR2853827B1/fr not_active Expired - Fee Related
-
2004
- 2004-04-08 DE DE200410018155 patent/DE102004018155A1/de not_active Withdrawn
- 2004-04-14 JP JP2004118458A patent/JP2004313790A/ja not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DE102004018155A1 (de) | 2004-10-28 |
FR2853827A1 (fr) | 2004-10-22 |
JP2004313790A (ja) | 2004-11-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20081231 |