JPH0379673B2 - - Google Patents
Info
- Publication number
- JPH0379673B2 JPH0379673B2 JP58064482A JP6448283A JPH0379673B2 JP H0379673 B2 JPH0379673 B2 JP H0379673B2 JP 58064482 A JP58064482 A JP 58064482A JP 6448283 A JP6448283 A JP 6448283A JP H0379673 B2 JPH0379673 B2 JP H0379673B2
- Authority
- JP
- Japan
- Prior art keywords
- image
- subject
- tracer
- tomographic image
- blood flow
- 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
- 239000000700 radioactive tracer Substances 0.000 claims description 19
- 238000010191 image analysis Methods 0.000 claims description 8
- 238000003325 tomography Methods 0.000 claims description 8
- 230000003727 cerebral blood flow Effects 0.000 claims description 7
- 239000007789 gas Substances 0.000 description 14
- 238000000034 method Methods 0.000 description 11
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 10
- 239000008280 blood Substances 0.000 description 10
- 210000004369 blood Anatomy 0.000 description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 9
- 229910052760 oxygen Inorganic materials 0.000 description 9
- 239000001301 oxygen Substances 0.000 description 9
- 238000005259 measurement Methods 0.000 description 8
- 229910002092 carbon dioxide Inorganic materials 0.000 description 5
- 239000001569 carbon dioxide Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000002123 temporal effect Effects 0.000 description 4
- 230000017531 blood circulation Effects 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 238000010241 blood sampling Methods 0.000 description 2
- 210000005013 brain tissue Anatomy 0.000 description 2
- 210000001715 carotid artery Anatomy 0.000 description 2
- 238000013480 data collection Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 238000004949 mass spectrometry Methods 0.000 description 2
- 238000012806 monitoring device Methods 0.000 description 2
- 210000001367 artery Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000002302 brachial artery Anatomy 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000003759 clinical diagnosis Methods 0.000 description 1
- 238000005534 hematocrit Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000009206 nuclear medicine Methods 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
- A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/03—Computed tomography [CT]
- A61B6/032—Transmission computed tomography [CT]
-
- 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 pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/026—Measuring blood flow
- A61B5/0275—Measuring blood flow using tracers, e.g. dye dilution
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
- Physics & Mathematics (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- Surgery (AREA)
- Pathology (AREA)
- Molecular Biology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Radiology & Medical Imaging (AREA)
- Optics & Photonics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pulmonology (AREA)
- Theoretical Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Hematology (AREA)
- Cardiology (AREA)
- Physiology (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Nuclear Medicine (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58064482A JPS59190682A (ja) | 1983-04-14 | 1983-04-14 | 局所脳血流測定用ｃｔ装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58064482A JPS59190682A (ja) | 1983-04-14 | 1983-04-14 | 局所脳血流測定用ｃｔ装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59190682A JPS59190682A (ja) | 1984-10-29 |
| JPH0379673B2 true JPH0379673B2 (ru) | 1991-12-19 |
Family
ID=13259474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58064482A Granted JPS59190682A (ja) | 1983-04-14 | 1983-04-14 | 局所脳血流測定用ｃｔ装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59190682A (ru) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6260541A (ja) * | 1985-09-11 | 1987-03-17 | 株式会社東芝 | 局所脳血流測定用ｃｔ装置 |
| US4793357A (en) * | 1986-11-24 | 1988-12-27 | Picker International, Inc. | CT blood flow mapping with xenon gas enhancement |
| JPH0661331B2 (ja) * | 1987-03-31 | 1994-08-17 | 株式会社東芝 | 局所脳血流測定装置 |
| JPH02109546A (ja) * | 1988-10-18 | 1990-04-23 | Toshiba Corp | Ｘ線ｃｔ装置を用いた診断装置 |
| JP4680293B2 (ja) * | 2008-11-14 | 2011-05-11 | 安西メディカル株式会社 | キセノンｃｔ装置、動脈血速度定数決定方法及び血流量算出方法 |
-
1983
- 1983-04-14 JP JP58064482A patent/JPS59190682A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59190682A (ja) | 1984-10-29 |
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