IL112685A - מדידה עקיפה של מתח חשמלי בשפופרות קרני רנטגן לאבחון - Google Patents
מדידה עקיפה של מתח חשמלי בשפופרות קרני רנטגן לאבחוןInfo
- Publication number
- IL112685A IL112685A IL112685A IL11268595A IL112685A IL 112685 A IL112685 A IL 112685A IL 112685 A IL112685 A IL 112685A IL 11268595 A IL11268595 A IL 11268595A IL 112685 A IL112685 A IL 112685A
- Authority
- IL
- Israel
- Prior art keywords
- ray
- recited
- voltage
- detectors
- tube
- Prior art date
Links
- 238000005259 measurement Methods 0.000 title claims description 21
- 238000000034 method Methods 0.000 claims description 10
- 238000012937 correction Methods 0.000 claims description 6
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 5
- 229910052750 molybdenum Inorganic materials 0.000 claims description 5
- 239000011733 molybdenum Substances 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 238000002591 computed tomography Methods 0.000 description 16
- 238000003384 imaging method Methods 0.000 description 6
- 238000013170 computed tomography imaging Methods 0.000 description 5
- 238000001228 spectrum Methods 0.000 description 5
- 238000001914 filtration Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 230000005461 Bremsstrahlung Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 210000000988 bone and bone Anatomy 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 238000000326 densiometry Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 229920004738 ULTEM® Polymers 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000013742 energy transducer activity Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000009607 mammography Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D7/00—Indicating measured values
- G01D7/02—Indicating value of two or more variables simultaneously
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05G—X-RAY TECHNIQUE
- H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
- H05G1/08—Electrical details
- H05G1/26—Measuring, controlling or protecting
- H05G1/265—Measurements of current, voltage or power
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- X-Ray Techniques (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/203,953 US5400387A (en) | 1994-03-01 | 1994-03-01 | Indirect measurement of voltage applied to diagnostic x-ray tubes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IL112685A0 IL112685A0 (en) | 1995-05-26 |
| IL112685A true IL112685A (he) | 1998-02-08 |
Family
ID=22755965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL112685A IL112685A (he) | 1994-03-01 | 1995-02-17 | מדידה עקיפה של מתח חשמלי בשפופרות קרני רנטגן לאבחון |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US5400387A (he) |
| JP (1) | JPH08510090A (he) |
| KR (1) | KR100313069B1 (he) |
| CN (1) | CN1119664C (he) |
| DE (1) | DE19580270T1 (he) |
| IL (1) | IL112685A (he) |
| WO (1) | WO1995023954A1 (he) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5886353A (en) * | 1995-04-21 | 1999-03-23 | Thermotrex Corporation | Imaging device |
| US6215842B1 (en) * | 1998-08-13 | 2001-04-10 | Picker Int Inc | Reduction of temporal variations in X-ray radiation |
| US6280084B1 (en) * | 1998-08-25 | 2001-08-28 | General Electric Company | Methods and apparatus for indirect high voltage verification in an imaging system |
| US6454460B1 (en) * | 1998-09-08 | 2002-09-24 | Naganathasastrigal Ramanathan | System and method for evaluating and calibrating a radiation generator |
| US6212256B1 (en) | 1998-11-25 | 2001-04-03 | Ge Medical Global Technology Company, Llc | X-ray tube replacement management system |
| US6453009B2 (en) | 1998-11-25 | 2002-09-17 | Ge Medical Technology Services, Inc. | X-ray tube life prediction method and apparatus |
| US6256372B1 (en) * | 1999-03-16 | 2001-07-03 | General Electric Company | Apparatus and methods for stereo radiography |
| US6466645B1 (en) * | 2000-11-22 | 2002-10-15 | Ge Medical Systems Global Technology Company, Llc | Methods and apparatus for tube-spit correction |
| US6819738B2 (en) * | 2002-08-15 | 2004-11-16 | Ge Medical Systems Global Technology Company, Llc | Hybrid scintillator/photo sensor & direct conversion detector |
| US6744846B2 (en) * | 2002-09-26 | 2004-06-01 | Siemens Aktiengesellschaft | Method and apparatus for automatic exposure control in CT scanning |
| JP4909056B2 (ja) * | 2006-12-25 | 2012-04-04 | ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー | Ｘ線ｃｔ装置およびその制御方法並びにプログラム |
| EP2161688B1 (en) * | 2008-09-03 | 2012-03-14 | Agfa Healthcare | Method for deriving the amount of dense tissue from a digital mammographic image representation |
| WO2011048629A1 (ja) * | 2009-10-21 | 2011-04-28 | 株式会社島津製作所 | 放射線撮像装置 |
| DE102009053664A1 (de) | 2009-11-17 | 2011-05-19 | Ziehm Imaging Gmbh | Verfahren zur empirischen Bestimmung einer Korrekturfunktion zur Korrektur von Strahlungsaufhärtungs- und Streustrahleneffekten in der Projektionsradiografie und in der Computertomografie |
| CN103096803B (zh) * | 2010-09-17 | 2015-11-25 | 皇家飞利浦电子股份有限公司 | X射线管电弧放电运转 |
| CN103713215B (zh) * | 2013-12-24 | 2017-04-05 | 中国科学院苏州生物医学工程技术研究所 | X射线管运行状态检测系统及方法 |
| US9486173B2 (en) | 2014-08-05 | 2016-11-08 | General Electric Company | Systems and methods for adjustable view frequency computed tomography imaging |
| CN104207794B (zh) * | 2014-09-25 | 2017-01-18 | 中测测试科技有限公司 | 一种测量乳腺钼靶x射线多参数的传感器阵列及其测量方法 |
| DE102018100131A1 (de) * | 2018-01-04 | 2019-07-04 | Yxlon International Gmbh | Verfahren zur Kalibrierung eines Hochspannungsgenerators einer Röntgenröhre in einem Röhren-Detektor-System |
| JP2024161991A (ja) * | 2023-05-09 | 2024-11-21 | 富士フイルム株式会社 | フォトンカウンティングｃｔ装置および物質分解方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4788706A (en) * | 1987-12-17 | 1988-11-29 | General Electric Company | Method of measurement of x-ray energy |
| US4916727A (en) * | 1988-04-22 | 1990-04-10 | Keithley Instruments Inc. | Apparatus for measuring the voltage applied to a radiation source |
| NL8901048A (nl) * | 1989-04-26 | 1990-11-16 | Philips Nv | Roentgenstralenmeter. |
-
1994
- 1994-03-01 US US08/203,953 patent/US5400387A/en not_active Expired - Lifetime
- 1994-12-27 US US08/364,622 patent/US5530735A/en not_active Expired - Fee Related
-
1995
- 1995-02-08 JP JP7522906A patent/JPH08510090A/ja active Pending
- 1995-02-08 DE DE19580270T patent/DE19580270T1/de not_active Withdrawn
- 1995-02-08 CN CN95190148A patent/CN1119664C/zh not_active Expired - Fee Related
- 1995-02-08 WO PCT/US1995/001649 patent/WO1995023954A1/en not_active Ceased
- 1995-02-08 KR KR1019950704780A patent/KR100313069B1/ko not_active Expired - Fee Related
- 1995-02-17 IL IL112685A patent/IL112685A/he not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| US5400387A (en) | 1995-03-21 |
| CN1119664C (zh) | 2003-08-27 |
| WO1995023954A1 (en) | 1995-09-08 |
| US5530735A (en) | 1996-06-25 |
| KR100313069B1 (ko) | 2002-04-24 |
| JPH08510090A (ja) | 1996-10-22 |
| DE19580270T1 (de) | 1996-04-25 |
| KR960702102A (ko) | 1996-03-28 |
| CN1124059A (zh) | 1996-06-05 |
| IL112685A0 (en) | 1995-05-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FF | Patent granted | ||
| KB | Patent renewed | ||
| KB | Patent renewed | ||
| MM9K | Patent not in force due to non-payment of renewal fees |