DE68925669T2 - Diagnostikanlage unter Anwendung von einem Röntgenstrahl-komputertomograpgischen Gerät - Google Patents
Diagnostikanlage unter Anwendung von einem Röntgenstrahl-komputertomograpgischen GerätInfo
- Publication number
- DE68925669T2 DE68925669T2 DE68925669T DE68925669T DE68925669T2 DE 68925669 T2 DE68925669 T2 DE 68925669T2 DE 68925669 T DE68925669 T DE 68925669T DE 68925669 T DE68925669 T DE 68925669T DE 68925669 T2 DE68925669 T2 DE 68925669T2
- Authority
- DE
- Germany
- Prior art keywords
- blood vessels
- data
- contrast agent
- image
- blood
- 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 - Lifetime
Links
- 238000002591 computed tomography Methods 0.000 title claims description 12
- 210000004204 blood vessel Anatomy 0.000 claims description 43
- 239000002872 contrast media Substances 0.000 claims description 36
- 210000004369 blood Anatomy 0.000 claims description 11
- 239000008280 blood Substances 0.000 claims description 11
- 238000010191 image analysis Methods 0.000 claims description 8
- 230000035699 permeability Effects 0.000 claims description 6
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 claims description 5
- 229910052740 iodine Inorganic materials 0.000 claims description 5
- 239000011630 iodine Substances 0.000 claims description 5
- 238000003745 diagnosis Methods 0.000 claims description 4
- 238000005534 hematocrit Methods 0.000 claims description 4
- 238000012545 processing Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 238000004458 analytical method Methods 0.000 claims 1
- 210000001519 tissue Anatomy 0.000 description 26
- 230000008499 blood brain barrier function Effects 0.000 description 11
- 210000001218 blood-brain barrier Anatomy 0.000 description 11
- 238000000034 method Methods 0.000 description 11
- 210000004556 brain Anatomy 0.000 description 7
- 238000002600 positron emission tomography Methods 0.000 description 7
- 229910052724 xenon Inorganic materials 0.000 description 7
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 7
- 238000013480 data collection Methods 0.000 description 6
- 210000004027 cell Anatomy 0.000 description 5
- 210000005013 brain tissue Anatomy 0.000 description 4
- 239000012857 radioactive material Substances 0.000 description 4
- 206010028980 Neoplasm Diseases 0.000 description 3
- 230000017531 blood circulation Effects 0.000 description 3
- 210000004958 brain cell Anatomy 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 210000003722 extracellular fluid Anatomy 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 208000003174 Brain Neoplasms Diseases 0.000 description 1
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 210000003484 anatomy Anatomy 0.000 description 1
- 238000012742 biochemical analysis Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000003727 cerebral blood flow Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000002059 diagnostic imaging Methods 0.000 description 1
- 210000004185 liver Anatomy 0.000 description 1
- 230000008338 local blood flow Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052756 noble gas Inorganic materials 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 210000005259 peripheral blood Anatomy 0.000 description 1
- 239000011886 peripheral blood Substances 0.000 description 1
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
- A61B6/48—Diagnostic techniques
- A61B6/481—Diagnostic techniques involving the use of contrast agents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
- A61B5/026—Measuring blood flow
- A61B5/0275—Measuring blood flow using tracers, e.g. dye dilution
- A61B5/02755—Radioactive tracers
-
- 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
- A61B6/504—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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/40—Detecting, measuring or recording for evaluating the nervous system
- A61B5/4058—Detecting, measuring or recording for evaluating the nervous system for evaluating the central nervous system
- A61B5/4064—Evaluating the brain
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S378/00—X-ray or gamma ray systems or devices
- Y10S378/901—Computer tomography program or processor
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Engineering & Computer Science (AREA)
- Pathology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Surgery (AREA)
- Molecular Biology (AREA)
- Heart & Thoracic Surgery (AREA)
- Biomedical Technology (AREA)
- Radiology & Medical Imaging (AREA)
- Optics & Photonics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- High Energy & Nuclear Physics (AREA)
- Vascular Medicine (AREA)
- Dentistry (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Hematology (AREA)
- Cardiology (AREA)
- Physiology (AREA)
- Apparatus For Radiation Diagnosis (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63261987A JPH02109546A (ja) | 1988-10-18 | 1988-10-18 | Ｘ線ｃｔ装置を用いた診断装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE68925669D1 DE68925669D1 (de) | 1996-03-28 |
| DE68925669T2 true DE68925669T2 (de) | 1996-10-02 |
Family
ID=17369429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE68925669T Expired - Lifetime DE68925669T2 (de) | 1988-10-18 | 1989-10-17 | Diagnostikanlage unter Anwendung von einem Röntgenstrahl-komputertomograpgischen Gerät |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US5018173A (enExample) |
| EP (1) | EP0364966B1 (enExample) |
| JP (1) | JPH02109546A (enExample) |
| DE (1) | DE68925669T2 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009014765A1 (de) * | 2009-03-25 | 2010-10-07 | Siemens Aktiengesellschaft | Verfahren zur Steuerung der Bildaufnahme und/oder Auswertung einer Abfolge von einen Kontrastmittelfluss in einem interessierenden Bereich eines Körpers eines Patienten zeigenden Bildern und Bildaufnahmeeinrichtung |
Families Citing this family (38)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6671540B1 (en) | 1990-08-10 | 2003-12-30 | Daryl W. Hochman | Methods and systems for detecting abnormal tissue using spectroscopic techniques |
| US5699798A (en) * | 1990-08-10 | 1997-12-23 | University Of Washington | Method for optically imaging solid tumor tissue |
| EP0498213B1 (en) * | 1991-02-07 | 1997-08-13 | Kabushiki Kaisha Toshiba | X-ray computerized tomographic image data acquisition circuitry capable of performing high speed data acquisition |
| JP3449561B2 (ja) * | 1993-04-19 | 2003-09-22 | 東芝医用システムエンジニアリング株式会社 | Ｘ線ｃｔ装置 |
| EP0752832A1 (en) * | 1994-03-31 | 1997-01-15 | Howmedica Inc. | Measurement of nucleous materials removed during discectomy |
| US5840026A (en) * | 1994-09-21 | 1998-11-24 | Medrad, Inc. | Patient specific dosing contrast delivery systems and methods |
| US6397098B1 (en) * | 1994-09-21 | 2002-05-28 | Medrad, Inc. | Data communication and control for medical imaging systems |
| US5459769A (en) * | 1994-11-09 | 1995-10-17 | General Electric Company | Procedure for monitoring contrast agent application in a CT imaging system |
| US5742700A (en) * | 1995-08-10 | 1998-04-21 | Logicon, Inc. | Quantitative dental caries detection system and method |
| US6337992B1 (en) | 1997-01-29 | 2002-01-08 | Philips Medical Systems Technologies Ltd. | Predictive bolus tracking |
| US6272370B1 (en) | 1998-08-07 | 2001-08-07 | The Regents Of University Of Minnesota | MR-visible medical device for neurological interventions using nonlinear magnetic stereotaxis and a method imaging |
| US6463317B1 (en) | 1998-05-19 | 2002-10-08 | Regents Of The University Of Minnesota | Device and method for the endovascular treatment of aneurysms |
| DE60212917T2 (de) * | 2001-10-16 | 2007-03-01 | Kabushiki Kaisha Toshiba | Vorrichtung zur Berechnung eines Index von örtlichen Blutflüssen |
| US6745066B1 (en) * | 2001-11-21 | 2004-06-01 | Koninklijke Philips Electronics, N.V. | Measurements with CT perfusion |
| US20060074294A1 (en) * | 2004-10-06 | 2006-04-06 | E-Z-Em, Inc. | Medical imaging system, dispensing system, method, and computer program product for assessing patient renal function prior to dispensing a contrast media as part of a medical imaging procedure |
| WO2006055813A2 (en) * | 2004-11-16 | 2006-05-26 | Medrad, Inc. | Modeling of pharmaceutical propagation |
| EP2392379A3 (en) | 2004-11-24 | 2012-03-21 | Medrad, Inc. | Devices, systems and methods for fluid delivery |
| JP2010514506A (ja) * | 2006-12-29 | 2010-05-06 | メドラッド インコーポレーテッド | 薬剤伝搬のモデリング |
| DK2097835T3 (en) | 2006-12-29 | 2018-09-03 | Bayer Healthcare Llc | PATIENT-BASED PARAMETER GENERATION SYSTEMS FOR MEDICAL INJECTION PROCEDURES |
| JP5437240B2 (ja) | 2007-07-17 | 2014-03-12 | メドラッド インコーポレーテッド | 心肺機能の評価、及び流体搬送の手順のパラメータを決定する装置、システム及び方法 |
| US8090171B2 (en) * | 2007-10-19 | 2012-01-03 | Siemens Medical Solutions Usa, Inc. | Image data subtraction system suitable for use in angiography |
| US8608484B2 (en) * | 2008-03-04 | 2013-12-17 | Medrad, Inc. | Dynamic anthropomorphic cardiovascular phantom |
| US8315449B2 (en) | 2008-06-24 | 2012-11-20 | Medrad, Inc. | Identification of regions of interest and extraction of time value curves in imaging procedures |
| US9421330B2 (en) | 2008-11-03 | 2016-08-23 | Bayer Healthcare Llc | Mitigation of contrast-induced nephropathy |
| WO2011163578A2 (en) | 2010-06-24 | 2011-12-29 | Medrad, Inc. | Modeling of pharmaceutical propagation and parameter generation for injection protocols |
| CN111528872A (zh) | 2012-05-14 | 2020-08-14 | 拜耳医药保健有限公司 | 用于基于x射线管电压确定药用流体注射协议的系统和方法 |
| US9555379B2 (en) | 2013-03-13 | 2017-01-31 | Bayer Healthcare Llc | Fluid path set with turbulent mixing chamber, backflow compensator |
| US10898638B2 (en) | 2016-03-03 | 2021-01-26 | Bayer Healthcare Llc | System and method for improved fluid delivery in multi-fluid injector systems |
| EP3538182A1 (en) | 2016-11-14 | 2019-09-18 | Bayer Healthcare LLC | Methods and systems for verifying the contents of a syringe used for medical fluid delivery |
| US11779702B2 (en) | 2017-08-31 | 2023-10-10 | Bayer Healthcare Llc | Method for dynamic pressure control in a fluid injector system |
| EP3675931B1 (en) | 2017-08-31 | 2021-08-11 | Bayer Healthcare LLC | Injector pressure calibration system and method |
| AU2018323442B2 (en) | 2017-08-31 | 2024-06-27 | Bayer Healthcare Llc | Fluid path impedance assessment for improving fluid delivery performance |
| JP7317724B2 (ja) | 2017-08-31 | 2023-07-31 | バイエル・ヘルスケア・エルエルシー | 液注入器システムの容積補償システムおよび方法 |
| JP7252143B2 (ja) | 2017-08-31 | 2023-04-04 | バイエル・ヘルスケア・エルエルシー | 駆動部材の位置及び流体注入器システムの機械的較正のためのシステム及び方法 |
| WO2019046259A1 (en) | 2017-08-31 | 2019-03-07 | Bayer Healthcare Llc | SYSTEM AND METHOD COMPRISING A TRANSITION PHASE IN A MULTIPHASE INJECTION PROTOCOL |
| WO2019204605A1 (en) | 2018-04-19 | 2019-10-24 | Bayer Healthcare Llc | System and method for air detection in fluid injector |
| CA3111209A1 (en) | 2018-08-28 | 2020-03-05 | Bayer Healthcare Llc | Fluid injector system with improved ratio performance |
| CA3110859A1 (en) | 2018-08-28 | 2020-03-05 | Bayer Healthcare Llc | Fluid injector system, method of preventing fluid backflow, and computer program product |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3104467A1 (de) * | 1981-02-09 | 1982-09-09 | Koch & Sterzel Gmbh & Co, 4300 Essen | "verfahren zur darstellung des gefaess-systems" |
| US4611341A (en) * | 1981-05-05 | 1986-09-09 | The Board Of Trustees Of The Leland Stanford Junior University | Multiple-energy x-ray substraction imaging system |
| JPS59190682A (ja) * | 1983-04-14 | 1984-10-29 | Toshiba Corp | 局所脳血流測定用ｃｔ装置 |
| JPS6066728A (ja) * | 1983-09-21 | 1985-04-16 | 株式会社東芝 | デジタルフルオログラフイ装置 |
| JPS60119100A (ja) * | 1983-11-30 | 1985-06-26 | Toshiba Corp | Ｘ線装置 |
| JPH0614746B2 (ja) * | 1984-09-13 | 1994-02-23 | 株式会社東芝 | Ｘ線画像処理装置 |
| US4610258A (en) * | 1984-11-13 | 1986-09-09 | General Electric Company | Method for calculating blood flow using freely diffusible inert gases and CT |
| JPS62179436A (ja) * | 1986-02-04 | 1987-08-06 | 株式会社東芝 | コンピユ−テイド・トモグラフイ装置 |
| JPH0661331B2 (ja) * | 1987-03-31 | 1994-08-17 | 株式会社東芝 | 局所脳血流測定装置 |
| JPS6486942A (en) * | 1987-09-30 | 1989-03-31 | Yokogawa Medical Syst | Image processing apparatus |
-
1988
- 1988-10-18 JP JP63261987A patent/JPH02109546A/ja active Granted
-
1989
- 1989-10-13 US US07/421,528 patent/US5018173A/en not_active Expired - Lifetime
- 1989-10-17 EP EP89119281A patent/EP0364966B1/en not_active Expired - Lifetime
- 1989-10-17 DE DE68925669T patent/DE68925669T2/de not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009014765A1 (de) * | 2009-03-25 | 2010-10-07 | Siemens Aktiengesellschaft | Verfahren zur Steuerung der Bildaufnahme und/oder Auswertung einer Abfolge von einen Kontrastmittelfluss in einem interessierenden Bereich eines Körpers eines Patienten zeigenden Bildern und Bildaufnahmeeinrichtung |
| DE102009014765B4 (de) * | 2009-03-25 | 2015-04-02 | Siemens Aktiengesellschaft | Verfahren zur Steuerung der Bildaufnahme und/oder Auswertung einer Abfolge von einen Kontrastmittelfluss in einem interessierenden Bereich eines Körpers eines Patienten zeigenden Bildern und Bildaufnahmeeinrichtung |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0364966A1 (en) | 1990-04-25 |
| JPH0481455B2 (enExample) | 1992-12-24 |
| US5018173A (en) | 1991-05-21 |
| DE68925669D1 (de) | 1996-03-28 |
| EP0364966B1 (en) | 1996-02-14 |
| JPH02109546A (ja) | 1990-04-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| 8328 | Change in the person/name/address of the agent |
Representative=s name: KRAMER - BARSKE - SCHMIDTCHEN, 81245 MUENCHEN |
|
| 8327 | Change in the person/name/address of the patent owner |
Owner name: KABUSHIKI KAISHA TOSHIBA, TOKIO/TOKYO, JP |
|
| 8320 | Willingness to grant licences declared (paragraph 23) |