DE102007038508A1 - Verfahren zur Verringerung des Herabsetzens der Röntgenröhrenleistung während der dynamischen Ablenkung des Brennflecks - Google Patents
Verfahren zur Verringerung des Herabsetzens der Röntgenröhrenleistung während der dynamischen Ablenkung des Brennflecks Download PDFInfo
- Publication number
- DE102007038508A1 DE102007038508A1 DE102007038508A DE102007038508A DE102007038508A1 DE 102007038508 A1 DE102007038508 A1 DE 102007038508A1 DE 102007038508 A DE102007038508 A DE 102007038508A DE 102007038508 A DE102007038508 A DE 102007038508A DE 102007038508 A1 DE102007038508 A1 DE 102007038508A1
- Authority
- DE
- Germany
- Prior art keywords
- electron beam
- anode
- focal spot
- ray tube
- bias voltage
- 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.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 title claims abstract description 40
- 230000015556 catabolic process Effects 0.000 title description 4
- 238000006731 degradation reaction Methods 0.000 title description 4
- 238000010894 electron beam technology Methods 0.000 claims abstract description 122
- 230000003247 decreasing effect Effects 0.000 claims description 2
- 230000009467 reduction Effects 0.000 abstract description 5
- 230000002829 reductive effect Effects 0.000 abstract description 4
- 238000010438 heat treatment Methods 0.000 description 20
- 230000007704 transition Effects 0.000 description 17
- 238000004891 communication Methods 0.000 description 8
- 238000001816 cooling Methods 0.000 description 5
- 238000003384 imaging method Methods 0.000 description 5
- 238000002591 computed tomography Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000004907 flux Effects 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 241000699670 Mus sp. Species 0.000 description 1
- 206010040007 Sense of oppression Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000002059 diagnostic imaging Methods 0.000 description 1
- 230000002996 emotional effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000013077 target material Substances 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Classifications
-
- 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
- H05G1/30—Controlling
- H05G1/36—Temperature of anode; Brightness of image power
-
- 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
- H05G1/30—Controlling
- H05G1/52—Target size or shape; Direction of electron beam, e.g. in tubes with one anode and more than one cathode
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- X-Ray Techniques (AREA)
- Apparatus For Radiation Diagnosis (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/465,110 US7945024B2 (en) | 2006-08-16 | 2006-08-16 | Method for reducing X-ray tube power de-rating during dynamic focal spot deflection |
| US11/465,110 | 2006-08-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE102007038508A1 true DE102007038508A1 (de) | 2008-02-21 |
Family
ID=38955115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE102007038508A Withdrawn DE102007038508A1 (de) | 2006-08-16 | 2007-08-14 | Verfahren zur Verringerung des Herabsetzens der Röntgenröhrenleistung während der dynamischen Ablenkung des Brennflecks |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US7945024B2 (https=) |
| JP (1) | JP2008043762A (https=) |
| DE (1) | DE102007038508A1 (https=) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2725493C (en) * | 2008-05-22 | 2015-08-18 | Vladimir Yegorovich Balakin | Charged particle cancer therapy beam path control method and apparatus |
| US8896239B2 (en) * | 2008-05-22 | 2014-11-25 | Vladimir Yegorovich Balakin | Charged particle beam injection method and apparatus used in conjunction with a charged particle cancer therapy system |
| US8766217B2 (en) * | 2008-05-22 | 2014-07-01 | Vladimir Yegorovich Balakin | Multi-field charged particle cancer therapy method and apparatus |
| WO2009142545A2 (en) * | 2008-05-22 | 2009-11-26 | Vladimir Yegorovich Balakin | Charged particle cancer therapy patient positioning method and apparatus |
| WO2009142548A2 (en) * | 2008-05-22 | 2009-11-26 | Vladimir Yegorovich Balakin | X-ray method and apparatus used in conjunction with a charged particle cancer therapy system |
| EP2283713B1 (en) * | 2008-05-22 | 2018-03-28 | Vladimir Yegorovich Balakin | Multi-axis charged particle cancer therapy apparatus |
| WO2009142547A2 (en) * | 2008-05-22 | 2009-11-26 | Vladimir Yegorovich Balakin | Charged particle beam acceleration method and apparatus as part of a charged particle cancer therapy system |
| US8841866B2 (en) | 2008-05-22 | 2014-09-23 | Vladimir Yegorovich Balakin | Charged particle beam extraction method and apparatus used in conjunction with a charged particle cancer therapy system |
| JP5337437B2 (ja) * | 2008-09-12 | 2013-11-06 | 株式会社東芝 | Ｘ線ｃｔ装置及びｘ線ｃｔ装置のデータ収集方法 |
| RU2529497C2 (ru) * | 2008-12-08 | 2014-09-27 | Конинклейке Филипс Электроникс Н.В. | Компенсация колебаний анода в рентгеновских трубках с вращающимся анодом |
| BRPI0924903B8 (pt) | 2009-03-04 | 2021-06-22 | Zakrytoe Aktsionernoe Obshchestvo Protom | aparelho para geração de um feixe de íons negativos para uso em uma terapia por radiação de partículas carregadas e método para geração de um feixe de íons negativos para uso com terapia por radiação de partículas carregadas |
| JP5622371B2 (ja) * | 2009-08-28 | 2014-11-12 | 株式会社東芝 | Ｘ線管及びそれを用いたｘ線ｃｔ装置 |
| US8385506B2 (en) * | 2010-02-02 | 2013-02-26 | General Electric Company | X-ray cathode and method of manufacture thereof |
| US8938050B2 (en) | 2010-04-14 | 2015-01-20 | General Electric Company | Low bias mA modulation for X-ray tubes |
| CN104335318B (zh) * | 2012-05-22 | 2017-06-27 | 皇家飞利浦有限公司 | 在x射线管的旋转阳极盘的圆周方向上的动态焦斑跳跃期间的电子射束的消隐 |
| EP3204959B1 (en) * | 2014-10-06 | 2018-11-21 | Koninklijke Philips N.V. | Modification arrangement for an x-ray generating device |
| US10290460B2 (en) | 2016-09-07 | 2019-05-14 | General Electric Company | X-ray tube with gridding electrode |
| US11058893B2 (en) * | 2017-06-02 | 2021-07-13 | Precision Rt Inc. | Kilovoltage radiation therapy |
| CN110664420B (zh) * | 2019-10-11 | 2023-04-07 | 上海联影医疗科技股份有限公司 | 焦点校正方法、装置、计算机设备和计算机可读存储介质 |
| JP7465697B2 (ja) * | 2020-03-24 | 2024-04-11 | 住友重機械工業株式会社 | 荷電粒子の照射制御装置 |
| EP4567856A1 (en) * | 2023-12-07 | 2025-06-11 | Koninklijke Philips N.V. | Electron beam focal spot |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4631742A (en) * | 1985-02-25 | 1986-12-23 | General Electric Company | Electronic control of rotating anode microfocus x-ray tubes for anode life extension |
| GB9906886D0 (en) * | 1999-03-26 | 1999-05-19 | Bede Scient Instr Ltd | Method and apparatus for prolonging the life of an X-ray target |
| DE10224292A1 (de) * | 2002-05-31 | 2003-12-11 | Philips Intellectual Property | Röntgenröhre |
-
2006
- 2006-08-16 US US11/465,110 patent/US7945024B2/en active Active
-
2007
- 2007-08-10 JP JP2007208753A patent/JP2008043762A/ja active Pending
- 2007-08-14 DE DE102007038508A patent/DE102007038508A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| US20080043916A1 (en) | 2008-02-21 |
| US7945024B2 (en) | 2011-05-17 |
| JP2008043762A (ja) | 2008-02-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R012 | Request for examination validly filed | ||
| R012 | Request for examination validly filed |
Effective date: 20140729 |
|
| R016 | Response to examination communication | ||
| R119 | Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee |