TW513729B - X-ray anti-scatter grid - Google Patents
X-ray anti-scatter grid Download PDFInfo
- Publication number
- TW513729B TW513729B TW090119773A TW90119773A TW513729B TW 513729 B TW513729 B TW 513729B TW 090119773 A TW090119773 A TW 090119773A TW 90119773 A TW90119773 A TW 90119773A TW 513729 B TW513729 B TW 513729B
- Authority
- TW
- Taiwan
- Prior art keywords
- ray
- grid
- scatter grid
- item
- grating
- Prior art date
Links
- 239000000463 material Substances 0.000 claims abstract description 18
- 229920001169 thermoplastic Polymers 0.000 claims abstract description 7
- 239000004416 thermosoftening plastic Substances 0.000 claims abstract description 7
- 238000002347 injection Methods 0.000 claims abstract description 4
- 239000007924 injection Substances 0.000 claims abstract description 4
- 230000005855 radiation Effects 0.000 claims description 30
- 239000011800 void material Substances 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 10
- 239000012815 thermoplastic material Substances 0.000 claims description 7
- 238000005452 bending Methods 0.000 claims description 6
- 210000003813 thumb Anatomy 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 4
- 238000005034 decoration Methods 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims 1
- 238000007493 shaping process Methods 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 230000002745 absorbent Effects 0.000 abstract description 3
- 239000002250 absorbent Substances 0.000 abstract description 3
- 239000002245 particle Substances 0.000 abstract description 3
- 238000003384 imaging method Methods 0.000 description 7
- 229920003247 engineering thermoplastic Polymers 0.000 description 4
- 239000011358 absorbing material Substances 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 231100000252 nontoxic Toxicity 0.000 description 2
- 230000003000 nontoxic effect Effects 0.000 description 2
- 239000012780 transparent material Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 206010034960 Photophobia Diseases 0.000 description 1
- 206010034972 Photosensitivity reaction Diseases 0.000 description 1
- 238000003486 chemical etching Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 208000013469 light sensitivity Diseases 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 230000036211 photosensitivity Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
- G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
- G21K1/02—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
- G21K1/025—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using multiple collimators, e.g. Bucky screens; other devices for eliminating undesired or dispersed radiation
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Measurement Of Radiation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/645,756 US6470072B1 (en) | 2000-08-24 | 2000-08-24 | X-ray anti-scatter grid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW513729B true TW513729B (en) | 2002-12-11 |
Family
ID=24590351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW090119773A TW513729B (en) | 2000-08-24 | 2001-08-13 | X-ray anti-scatter grid |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US6470072B1 (enExample) |
| EP (1) | EP1182671B1 (enExample) |
| JP (1) | JP4922510B2 (enExample) |
| KR (1) | KR20020016561A (enExample) |
| MX (1) | MXPA01008435A (enExample) |
| TW (1) | TW513729B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110960239A (zh) * | 2018-09-28 | 2020-04-07 | 西门子医疗有限公司 | 用于医学x射线成像设备的防散射格栅 |
Families Citing this family (37)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL1016674C2 (nl) * | 2000-11-22 | 2002-05-23 | Hoorn Holland B V | Roosterinrichting voor r÷ntgenapparaat. |
| US6987836B2 (en) * | 2001-02-01 | 2006-01-17 | Creatv Microtech, Inc. | Anti-scatter grids and collimator designs, and their motion, fabrication and assembly |
| DE10202987A1 (de) * | 2002-01-26 | 2003-07-31 | Philips Intellectual Property | Gitter zur Absorption von Röntgenstrahlung |
| SE524458C2 (sv) * | 2002-03-01 | 2004-08-10 | Mamea Imaging Ab | Skyddsanordning vid en röntgenapparat |
| US6993110B2 (en) * | 2002-04-25 | 2006-01-31 | Ge Medical Systems Global Technology Company, Llc | Collimator for imaging systems and methods for making same |
| US6881965B2 (en) * | 2002-07-26 | 2005-04-19 | Bede Scientific Instruments Ltd. | Multi-foil optic |
| DE10241424B4 (de) * | 2002-09-06 | 2004-07-29 | Siemens Ag | Streustrahlenraster oder Kollimator sowie Verfahren zur Herstellung |
| DE102004014445B4 (de) | 2004-03-24 | 2006-05-18 | Yxlon International Security Gmbh | Sekundärkollimator für eine Röntgenstreuvorrichtung sowie Röntgenstreuvorrichtung |
| EP1761802B1 (en) * | 2004-06-25 | 2016-02-24 | Philips Intellectual Property & Standards GmbH | X-ray detector with correction for scattered radiation |
| US7508919B2 (en) * | 2005-05-06 | 2009-03-24 | Young Matthew D | Diagnostic kit, device, and method of using same |
| US7796792B2 (en) * | 2005-06-29 | 2010-09-14 | Agfa Healthcare, N.V. | Method of identifying disturbing frequencies originating from the presence of an anti-scatter grid during acquisition of a radiation image |
| KR100687654B1 (ko) * | 2005-11-23 | 2007-03-09 | 정원정밀공업 주식회사 | 그리드 일체형 디지털 ｘ선 검출기 모듈 및 그 제조방법 |
| US7362849B2 (en) * | 2006-01-04 | 2008-04-22 | General Electric Company | 2D collimator and detector system employing a 2D collimator |
| DE102006033497B4 (de) * | 2006-07-19 | 2014-05-22 | Siemens Aktiengesellschaft | Strahlungsdetektor für Röntgen- oder Gammastrahlen und Verfahren zu seiner Herstellung |
| US20080037703A1 (en) * | 2006-08-09 | 2008-02-14 | Digimd Corporation | Three dimensional breast imaging |
| US8031840B2 (en) | 2006-12-04 | 2011-10-04 | Koninklijke Philips Electronics N.V. | Beam filter, particularly for x-rays |
| JP2008237631A (ja) * | 2007-03-28 | 2008-10-09 | Fujifilm Corp | 放射線画像撮像装置 |
| DE102008055921B4 (de) * | 2008-11-05 | 2010-11-11 | Siemens Aktiengesellschaft | Modulierbarer Strahlenkollimator |
| JP5434426B2 (ja) * | 2009-09-18 | 2014-03-05 | 株式会社島津製作所 | 核医学診断装置およびそれに設けられるコリメータの製造方法 |
| CN101885111B (zh) * | 2010-06-03 | 2012-07-25 | 中国科学院长春光学精密机械与物理研究所 | 球形凹面上投影平行线图形的激光直写方法及其装置 |
| KR101042049B1 (ko) * | 2010-06-21 | 2011-06-16 | 주식회사 디알텍 | 전자기식 그리드, 전자기식 그리드 제어 장치 및 이를 이용한 엑스선 장치 |
| JP2013545082A (ja) * | 2010-10-08 | 2013-12-19 | タートル・ベイ・パートナーズ，エルエルシー | ３次元散乱防止集束グリッド、及び同グリッドの製造方法 |
| US9048002B2 (en) * | 2010-10-08 | 2015-06-02 | Turtle Bay Partners, Llc | Three-dimensional focused anti-scatter grid and method for manufacturing thereof |
| JP2014003988A (ja) * | 2010-10-19 | 2014-01-16 | Fujifilm Corp | 放射線画像撮影用グリッド及びその製造方法、並びに放射線画像撮影システム |
| US20120163553A1 (en) * | 2010-12-27 | 2012-06-28 | Analogic Corporation | Three-dimensional metal printing |
| WO2014145966A2 (en) * | 2013-03-15 | 2014-09-18 | Turtle Bay Partners, Llc | Practical method for fabricating foam interspaced anti-scatter grid and improved grids |
| WO2016014806A1 (en) * | 2014-07-23 | 2016-01-28 | Turtle Bay Partners, Llc | Practical method for fabricating foam interspaced anti-scatter grid and improved grids |
| US10062466B2 (en) | 2016-03-31 | 2018-08-28 | General Electric Company | Apparatus, system and method for reducing radiation scatter in an imaging system |
| EP3463090B1 (en) * | 2016-06-02 | 2020-01-01 | Koninklijke Philips N.V. | X-ray imaging apparatus for compact (quasi-)isotropic multi source x-ray imaging |
| US10682106B2 (en) | 2016-08-25 | 2020-06-16 | Koninklijke Philips N.V. | Variable focus X-ray anti scatter device |
| DE102017202312B4 (de) * | 2017-02-14 | 2018-10-04 | Siemens Healthcare Gmbh | Verfahren zur Herstellung eines Röntgen-Streustrahlenrasters |
| US11211180B2 (en) | 2017-04-28 | 2021-12-28 | Shanghai United Imaging Healthcare Co., Ltd. | Anti-scatter grid device and method for making the same |
| DE102018107969B3 (de) * | 2018-04-04 | 2019-06-19 | Leonhardt e. K. | Verfahren zum Herstellen eines Strahlleitrasters |
| EP3584803A1 (en) * | 2018-06-20 | 2019-12-25 | Siemens Healthcare GmbH | Method for producing a grid-like beam collimator, grid-like beam collimator, radiation detector and medical imaging device |
| EP3632323A1 (en) * | 2018-10-04 | 2020-04-08 | Koninklijke Philips N.V. | Adaptive anti-scatter device |
| US11139088B2 (en) | 2019-06-12 | 2021-10-05 | alephFS—Systems for Imaging | Grid for X-ray imaging |
| CN114010209A (zh) * | 2021-06-03 | 2022-02-08 | 苏州徕泽丰材料科技有限公司 | 一种防散射光栅及其制造方法 |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1164987A (en) * | 1914-02-03 | 1915-12-21 | Siemens Ag | Method of and apparatus for projecting röntgen images. |
| US1530937A (en) | 1921-09-03 | 1925-03-24 | Gen Electric | Radioscopic and radiographic apparatus suppressing the effect of secondary rays |
| FR1141914A (fr) * | 1954-09-30 | 1957-09-11 | Siemens Reiniger Werke Ag | Diaphragmes de rayons x dispersés et procédé pour leur fabrication |
| US3919559A (en) * | 1972-08-28 | 1975-11-11 | Minnesota Mining & Mfg | Louvered film for unidirectional light from a point source |
| FR2270756B1 (enExample) | 1974-05-08 | 1981-07-24 | Philips Massiot Mat Medic | |
| NL8800679A (nl) * | 1988-03-18 | 1989-10-16 | Philips Nv | Roentgenonderzoekapparaat met een strooistralenrooster met antivignetterende werking. |
| US5291539A (en) * | 1992-10-19 | 1994-03-01 | General Electric Company | Variable focussed X-ray grid |
| DE4305475C1 (de) * | 1993-02-23 | 1994-09-01 | Siemens Ag | Streustrahlenraster eines Röntgendiagnostikgerätes |
| US5418833A (en) | 1993-04-23 | 1995-05-23 | The Regents Of The University Of California | High performance x-ray anti-scatter grid |
| US5357553A (en) * | 1994-02-28 | 1994-10-18 | Ferlic Daniel J | Radiographic grid |
| US5455849A (en) * | 1994-09-01 | 1995-10-03 | Regents Of The University Of California | Air-core grid for scattered x-ray rejection |
| US5581592A (en) | 1995-03-10 | 1996-12-03 | General Electric Company | Anti-scatter X-ray grid device for medical diagnostic radiography |
| US5557650A (en) | 1995-03-10 | 1996-09-17 | General Electric Company | Method for fabricating an anti-scatter X-ray grid device for medical diagnostic radiography |
| US5606589A (en) * | 1995-05-09 | 1997-02-25 | Thermo Trex Corporation | Air cross grids for mammography and methods for their manufacture and use |
| US5949850A (en) * | 1997-06-19 | 1999-09-07 | Creatv Microtech, Inc. | Method and apparatus for making large area two-dimensional grids |
| US6091795A (en) * | 1997-10-10 | 2000-07-18 | Analogic Corporation | Area detector array for computer tomography scanning system |
| US6177237B1 (en) | 1998-06-26 | 2001-01-23 | General Electric Company | High resolution anti-scatter x-ray grid and laser fabrication method |
| US6269176B1 (en) | 1998-12-21 | 2001-07-31 | Eastman Kodak Company | Method for x-ray antiscatter grid detection and suppression in digital radiography |
| JP2000217813A (ja) * | 1999-01-27 | 2000-08-08 | Fuji Photo Film Co Ltd | 散乱線除去グリッド、グリッド装置、および散乱線除去グリッドの製造方法 |
| US6222904B1 (en) | 1999-07-22 | 2001-04-24 | Canon Kabushiki Kaisha | Stereo x-ray anti-scatter grid |
-
2000
- 2000-08-24 US US09/645,756 patent/US6470072B1/en not_active Expired - Fee Related
-
2001
- 2001-08-07 EP EP01306752A patent/EP1182671B1/en not_active Expired - Lifetime
- 2001-08-13 TW TW090119773A patent/TW513729B/zh not_active IP Right Cessation
- 2001-08-21 JP JP2001249758A patent/JP4922510B2/ja not_active Expired - Lifetime
- 2001-08-21 MX MXPA01008435A patent/MXPA01008435A/es unknown
- 2001-08-23 KR KR1020010051092A patent/KR20020016561A/ko not_active Ceased
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110960239A (zh) * | 2018-09-28 | 2020-04-07 | 西门子医疗有限公司 | 用于医学x射线成像设备的防散射格栅 |
| CN110960239B (zh) * | 2018-09-28 | 2024-03-29 | 西门子医疗有限公司 | 用于医学x射线成像设备的防散射格栅 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4922510B2 (ja) | 2012-04-25 |
| US6470072B1 (en) | 2002-10-22 |
| MXPA01008435A (es) | 2003-05-19 |
| KR20020016561A (ko) | 2002-03-04 |
| EP1182671B1 (en) | 2011-11-16 |
| JP2002191596A (ja) | 2002-07-09 |
| EP1182671A3 (en) | 2004-05-19 |
| EP1182671A2 (en) | 2002-02-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GD4A | Issue of patent certificate for granted invention patent | ||
| MM4A | Annulment or lapse of patent due to non-payment of fees |