NL193719C - Inrichting voor het bepalen van stenosis van bloedvaten. - Google Patents
Inrichting voor het bepalen van stenosis van bloedvaten. Download PDFInfo
- Publication number
- NL193719C NL193719C NL8601327A NL8601327A NL193719C NL 193719 C NL193719 C NL 193719C NL 8601327 A NL8601327 A NL 8601327A NL 8601327 A NL8601327 A NL 8601327A NL 193719 C NL193719 C NL 193719C
- Authority
- NL
- Netherlands
- Prior art keywords
- density
- blood vessel
- cross
- value
- segments
- Prior art date
Links
- 210000004204 blood vessel Anatomy 0.000 title claims description 98
- 208000031481 Pathologic Constriction Diseases 0.000 title claims description 53
- 208000037804 stenosis Diseases 0.000 title claims description 53
- 230000036262 stenosis Effects 0.000 title claims description 53
- 238000012545 processing Methods 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 19
- 239000008280 blood Substances 0.000 claims description 16
- 210000004369 blood Anatomy 0.000 claims description 16
- 230000002966 stenotic effect Effects 0.000 claims description 15
- 238000002583 angiography Methods 0.000 claims description 4
- 238000013459 approach Methods 0.000 claims description 4
- 238000012935 Averaging Methods 0.000 claims description 2
- 238000012886 linear function Methods 0.000 claims 5
- 101150039504 6 gene Proteins 0.000 claims 1
- 238000005259 measurement Methods 0.000 description 12
- 230000017531 blood circulation Effects 0.000 description 6
- 239000002872 contrast media Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000003384 imaging method Methods 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 230000010354 integration Effects 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 206010060965 Arterial stenosis Diseases 0.000 description 1
- 208000024172 Cardiovascular disease Diseases 0.000 description 1
- 206010047139 Vasoconstriction Diseases 0.000 description 1
- 210000000709 aorta Anatomy 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000036772 blood pressure Effects 0.000 description 1
- 230000004087 circulation Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000002526 effect on cardiovascular system Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000001990 intravenous administration Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000007620 mathematical function Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000013139 quantization Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
- 230000025033 vasoconstriction Effects 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
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/024—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness by means of diode-array scanning
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/30—Transforming light or analogous information into electric information
- H04N5/32—Transforming X-rays
- H04N5/3205—Transforming X-rays using subtraction imaging techniques
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- Physics & Mathematics (AREA)
- Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- Biophysics (AREA)
- Animal Behavior & Ethology (AREA)
- High Energy & Nuclear Physics (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Vascular Medicine (AREA)
- Dentistry (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- General Physics & Mathematics (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Image Processing (AREA)
- Image Analysis (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/737,144 US4692864A (en) | 1985-05-23 | 1985-05-23 | Method of determining stenosis of blood vessels |
| US73714485 | 1985-05-23 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NL8601327A NL8601327A (nl) | 1986-12-16 |
| NL193719B NL193719B (nl) | 2000-04-03 |
| NL193719C true NL193719C (nl) | 2000-08-04 |
Family
ID=24962748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8601327A NL193719C (nl) | 1985-05-23 | 1986-05-23 | Inrichting voor het bepalen van stenosis van bloedvaten. |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4692864A (de) |
| DE (1) | DE3617126B4 (de) |
| IL (1) | IL78862A (de) |
| NL (1) | NL193719C (de) |
Families Citing this family (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3826550C2 (de) * | 1987-08-07 | 1994-01-13 | Toshiba Kawasaki Kk | Einrichtung zum Darstellen von Röntgenbildern |
| DE3805548A1 (de) * | 1988-02-23 | 1989-08-31 | Thiedig Ullrich | Optische fernmesseinrichtung |
| NL8801982A (nl) * | 1988-08-09 | 1990-03-01 | Philips Nv | Werkwijze en inrichting voor het bepalen van grootheden die kenmerkend zijn voor de stroming van een vloeistof in een vatenstelsel. |
| US5129396A (en) * | 1988-11-10 | 1992-07-14 | Arye Rosen | Microwave aided balloon angioplasty with lumen measurement |
| US5212636A (en) * | 1988-12-28 | 1993-05-18 | Casio Computer Co., Ltd. | Radio receiver capable of confirming gambling results |
| US5150292A (en) * | 1989-10-27 | 1992-09-22 | Arch Development Corporation | Method and system for determination of instantaneous and average blood flow rates from digital angiograms |
| US5148809A (en) * | 1990-02-28 | 1992-09-22 | Asgard Medical Systems, Inc. | Method and apparatus for detecting blood vessels and displaying an enhanced video image from an ultrasound scan |
| US5243988A (en) * | 1991-03-13 | 1993-09-14 | Scimed Life Systems, Inc. | Intravascular imaging apparatus and methods for use and manufacture |
| US5353798A (en) * | 1991-03-13 | 1994-10-11 | Scimed Life Systems, Incorporated | Intravascular imaging apparatus and methods for use and manufacture |
| US5438997A (en) * | 1991-03-13 | 1995-08-08 | Sieben; Wayne | Intravascular imaging apparatus and methods for use and manufacture |
| FR2708166A1 (fr) * | 1993-07-22 | 1995-01-27 | Philips Laboratoire Electroniq | Procédé de traitement d'images numérisées pour la détection automatique de sténoses. |
| US5680471A (en) * | 1993-07-27 | 1997-10-21 | Kabushiki Kaisha Toshiba | Image processing apparatus and method |
| FR2711908A1 (fr) * | 1993-11-05 | 1995-05-12 | Makowski Serge | Dispositif pour mesurer le pourcentage de sténose des artères sténosées. |
| US6129674A (en) * | 1999-03-26 | 2000-10-10 | Ramot Of Tel-Aviv University | Method for determining the degree of occulsion and elasticity in blood vessels and other conduits |
| DE60038480T2 (de) * | 1999-06-04 | 2009-04-16 | Koninklijke Philips Electronics N.V. | Bildverarbeitungserfahren, -vorrichtung und medizinisches untersuchungsgerät zur extraktion des pfades einer fadenförmigen struktur in einem bild |
| WO2001080185A1 (en) * | 2000-04-14 | 2001-10-25 | General Electric Company | Method and apparatus for three-dimensional reconstruction of angiograms |
| US6990368B2 (en) | 2002-04-04 | 2006-01-24 | Surgical Navigation Technologies, Inc. | Method and apparatus for virtual digital subtraction angiography |
| WO2004023102A2 (en) * | 2002-09-09 | 2004-03-18 | The Board Of Regents Of The University Of Texas System | Methods of detection of progression of stenosis |
| DE102004028123B4 (de) * | 2004-06-09 | 2008-06-26 | Siemens Ag | Computertomograph mit einer Messanordung und einem Bildrechner zur Erzeugung eines dreidimensionalen Bilddatensatzes eines Körperteils eines Patienten |
| US7343032B2 (en) * | 2005-09-01 | 2008-03-11 | Fujifilm Corporation | Method and apparatus for automatic and dynamic vessel detection |
| JP5388472B2 (ja) * | 2008-04-14 | 2014-01-15 | キヤノン株式会社 | 制御装置、ｘ線撮影システム、制御方法、及び当該制御方法をコンピュータに実行させるためのプログラム。 |
| US20100004526A1 (en) * | 2008-06-04 | 2010-01-07 | Eigen, Inc. | Abnormality finding in projection images |
| US8582854B2 (en) * | 2008-09-15 | 2013-11-12 | Siemens Aktiengesellschaft | Method and system for automatic coronary artery detection |
| US9761004B2 (en) * | 2008-09-22 | 2017-09-12 | Siemens Healthcare Gmbh | Method and system for automatic detection of coronary stenosis in cardiac computed tomography data |
| DE102009023504A1 (de) | 2009-06-02 | 2010-12-09 | Siemens Aktiengesellschaft | Verfahren zur Bestimmung eines Abmessungswerts und Abmessungsbestimmungseinrichtung |
| KR101578770B1 (ko) * | 2013-11-21 | 2015-12-18 | 삼성전자주식회사 | 의료 영상 처리 장치 및 그에 따른 의료 영상 처리 방법 |
| CN106659399B (zh) * | 2014-05-05 | 2020-06-16 | 西门子保健有限责任公司 | 使用患病和假想正常解剖学模型中的流计算的冠状动脉狭窄的非侵入功能评价的方法和系统 |
| DE102015207894A1 (de) * | 2015-04-29 | 2016-11-03 | Bayer Pharma Aktiengesellschaft | Ermitteln der Geschwindigkeit eines Fluids mit Hilfe eines bildgebenden Verfahrens |
| US10898150B2 (en) * | 2016-12-05 | 2021-01-26 | The Regents Of The University Of California | Vessel cross-sectional area measurement using CT angiography |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4111191A (en) * | 1972-05-01 | 1978-09-05 | Shaw Robert F | Apparatus and method for examining blood vessels of interest by tracking position with respect to time of particles introduced therein |
| US4326252A (en) * | 1976-11-29 | 1982-04-20 | Hitachi Medical Corporation | Method of reconstructing cross-section image |
| US4154231A (en) * | 1977-11-23 | 1979-05-15 | Russell Robert B | System for non-invasive cardiac diagnosis |
| DE2926456A1 (de) * | 1979-06-30 | 1981-01-15 | Philips Patentverwaltung | Verfahren zur ermittlung des randes eines koerpers mittels am koerper gestreuter strahlung |
| US4400827A (en) * | 1981-11-13 | 1983-08-23 | Spears James R | Method and apparatus for calibrating rapid sequence radiography |
| JPS58152542A (ja) * | 1982-03-05 | 1983-09-10 | 株式会社東芝 | Ｘ線診断装置 |
-
1985
- 1985-05-23 US US06/737,144 patent/US4692864A/en not_active Expired - Lifetime
-
1986
- 1986-05-21 IL IL78862A patent/IL78862A/xx unknown
- 1986-05-22 DE DE3617126A patent/DE3617126B4/de not_active Expired - Lifetime
- 1986-05-23 NL NL8601327A patent/NL193719C/nl not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NL8601327A (nl) | 1986-12-16 |
| DE3617126A1 (de) | 1987-01-02 |
| DE3617126B4 (de) | 2009-10-08 |
| IL78862A (en) | 1990-03-19 |
| US4692864A (en) | 1987-09-08 |
| IL78862A0 (en) | 1986-09-30 |
| NL193719B (nl) | 2000-04-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BA | A request for search or an international-type search has been filed | ||
| BB | A search report has been drawn up | ||
| BC | A request for examination has been filed | ||
| V4 | Discontinued because of reaching the maximum lifetime of a patent |
Effective date: 20060523 |