CA1250062A - Radiation reduction filter for use in medical diagnosis - Google Patents

Radiation reduction filter for use in medical diagnosis

Info

Publication number
CA1250062A
CA1250062A CA000557752A CA557752A CA1250062A CA 1250062 A CA1250062 A CA 1250062A CA 000557752 A CA000557752 A CA 000557752A CA 557752 A CA557752 A CA 557752A CA 1250062 A CA1250062 A CA 1250062A
Authority
CA
Canada
Prior art keywords
filter
ray
niobium
microns
metal foil
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
Application number
CA000557752A
Other languages
English (en)
French (fr)
Inventor
Earl Mccutcheon
Kenneth Demone
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rad Red Laboratories Inc
Original Assignee
Rad Red Laboratories Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Rad Red Laboratories Inc filed Critical Rad Red Laboratories Inc
Priority to CA000557752A priority Critical patent/CA1250062A/en
Priority to IN65DE1989 priority patent/IN172608B/en
Priority to ES8900291A priority patent/ES2011731A6/es
Priority to DE8912419U priority patent/DE8912419U1/de
Priority to PCT/US1989/000265 priority patent/WO1989007322A1/en
Priority to DD32529789A priority patent/DD294119A5/de
Priority to JP50226989A priority patent/JPH03503213A/ja
Priority to EP19890902441 priority patent/EP0356488A4/en
Priority to AU30566/89A priority patent/AU3056689A/en
Priority to CN 89101411 priority patent/CN1023849C/zh
Application granted granted Critical
Publication of CA1250062A publication Critical patent/CA1250062A/en
Expired legal-status Critical Current

Links

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
    • G21K1/10—Scattering devices; Absorbing devices; Ionising radiation filters

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)
  • Analysing Materials By The Use Of Radiation (AREA)
  • X-Ray Techniques (AREA)
CA000557752A 1988-01-29 1988-01-29 Radiation reduction filter for use in medical diagnosis Expired CA1250062A (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
CA000557752A CA1250062A (en) 1988-01-29 1988-01-29 Radiation reduction filter for use in medical diagnosis
IN65DE1989 IN172608B (el) 1988-01-29 1989-01-24
DE8912419U DE8912419U1 (de) 1988-01-29 1989-01-27 Strahlungsminderungsfilter zur Verwendung in der medizinischen Diagnose
PCT/US1989/000265 WO1989007322A1 (en) 1988-01-29 1989-01-27 Radiation reduction filter for use in medical diagnosis
ES8900291A ES2011731A6 (es) 1988-01-29 1989-01-27 Un aparato de rayos x para la diagnosis medica o dental, un filtro para uso con dicho aparato y metodo para reducir la dosis de radiacion.
DD32529789A DD294119A5 (de) 1988-01-29 1989-01-27 Filter und verfahren zur verringerung des strahlendosis
JP50226989A JPH03503213A (ja) 1988-01-29 1989-01-27 医学的診断用放射線減少フィルタ
EP19890902441 EP0356488A4 (en) 1988-01-29 1989-01-27 Radiation reduction filter for use in medical diagnosis
AU30566/89A AU3056689A (en) 1988-01-29 1989-01-27 Radiation reduction filter for use in medical diagnosis
CN 89101411 CN1023849C (zh) 1988-01-29 1989-01-28 在医疗诊断中使用的减少辐射的过滤器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000557752A CA1250062A (en) 1988-01-29 1988-01-29 Radiation reduction filter for use in medical diagnosis

Publications (1)

Publication Number Publication Date
CA1250062A true CA1250062A (en) 1989-02-14

Family

ID=4137353

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000557752A Expired CA1250062A (en) 1988-01-29 1988-01-29 Radiation reduction filter for use in medical diagnosis

Country Status (10)

Country Link
EP (1) EP0356488A4 (el)
JP (1) JPH03503213A (el)
CN (1) CN1023849C (el)
AU (1) AU3056689A (el)
CA (1) CA1250062A (el)
DD (1) DD294119A5 (el)
DE (1) DE8912419U1 (el)
ES (1) ES2011731A6 (el)
IN (1) IN172608B (el)
WO (1) WO1989007322A1 (el)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GR890100445A (el) * 1989-07-12 1991-12-10 Rad Red Lab Inc Φιλτρο μειωσης της ακτινοβολιας για χρηση σε ιατρικες διαγνωσεις

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9402609U1 (de) * 1994-02-17 1994-08-11 t & t shielding Gesellschaft für innovativen Strahlenschutz mbH, 41065 Mönchengladbach Mehrschichtiges, flexibles Röntgenschutzmaterial nach DIN - 6813
JP3741613B2 (ja) * 2001-01-29 2006-02-01 株式会社光子発生技術研究所 高エネルギーｘ線イメージング装置およびその方法
DE102006059143A1 (de) * 2006-12-14 2008-06-26 Siemens Ag Filteranordnung zur Ausfilterung von Röntgenstrahlen, insbesondere bei einem Mammographiegerät, und Röntgenfilter
EP2596751B1 (en) * 2008-04-01 2019-02-20 Koninklijke Philips N.V. Spectral detector calibration
DE102011083845A1 (de) * 2011-09-30 2012-08-23 Siemens Aktiengesellschaft Filtereinrichtung zur Strahlaufhärtung bei einer Röntgeneinrichtung
CN104535592A (zh) * 2014-12-31 2015-04-22 同方威视技术股份有限公司 一种滤波装置和方法及一种物质探测装置和方法
CN105181723B (zh) * 2015-09-28 2019-02-12 同方威视技术股份有限公司 双能射线扫描系统、扫描方法以及检查系统
CN107731332A (zh) * 2017-08-31 2018-02-23 深圳市斯玛仪器有限公司 一种x射线防护器及放射性装置
EP3834731A1 (en) 2019-12-12 2021-06-16 Koninklijke Philips N.V. Combined k-edge filters for dose reduction in x-ray imaging

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1614019B2 (de) * 1967-08-05 1971-04-08 Koch & Sterzel Kg, 4300 Essen Roentgenstrahlenquelle fuer die herstellung kontrastreicher medizinischer roentgenaufnahmen
US3674687A (en) * 1969-09-19 1972-07-04 Underwater Storage Inc Storm sewage treatment
NL7104000A (el) * 1971-03-25 1972-09-27
DE3022997A1 (de) * 1980-06-20 1982-05-19 Adolf Dipl.-Ing. 5788 Winterberg Voß Regenueberlauf-bauwerk fuer eine mischkanalisation
US4499591A (en) * 1982-11-17 1985-02-12 Gary Hartwell Fluoroscopic filtering
DE3514726A1 (de) * 1984-06-07 1985-12-12 Ingenieur-Gemeinschaft Meerestechnik Und Seebau (Ims) Gmbh, 2000 Hamburg Vorrichtung fuer die zeitweise speicherung von mischwasser
DE3435477A1 (de) * 1984-09-27 1986-03-27 Hansjörg Dr.-Ing. 6990 Bad Mergentheim Brombach Abwasserdrossel
DE8502827U1 (de) * 1985-02-02 1985-07-18 Giehl, Klaus-Ulrich, Dipl.-Ing. (FH), 5239 Heimborn Flüssigkeitsspeicherraum mit einer Spüleinrichtung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GR890100445A (el) * 1989-07-12 1991-12-10 Rad Red Lab Inc Φιλτρο μειωσης της ακτινοβολιας για χρηση σε ιατρικες διαγνωσεις

Also Published As

Publication number Publication date
DD294119A5 (de) 1991-09-19
CN1036285A (zh) 1989-10-11
WO1989007322A1 (en) 1989-08-10
IN172608B (el) 1993-10-23
CN1023849C (zh) 1994-02-16
JPH03503213A (ja) 1991-07-18
DE8912419U1 (de) 1990-02-01
EP0356488A4 (en) 1991-09-25
EP0356488A1 (en) 1990-03-07
ES2011731A6 (es) 1990-02-01
AU3056689A (en) 1989-08-25

Similar Documents

Publication Publication Date Title
JP4549513B2 (ja) Ｘ線撮影用放射線フィルタを含む撮影システム
US5033075A (en) Radiation reduction filter for use in medical diagnosis
Takeda et al. Phase-contrast imaging with synchrotron X-rays for detecting cancer lesions
Atkins et al. Effect of absorption edge filters on diagnostic x-ray spectra
CA1250062A (en) Radiation reduction filter for use in medical diagnosis
Fahrig et al. Performance of glass fiber antiscatter devices at mammographic energies
US4821306A (en) System for detecting two X-ray energies
JP4395337B2 (ja) コントラスト・ファントム
US4499591A (en) Fluoroscopic filtering
Jennings et al. Evaluation of x-ray sources for mammography
US2541599A (en) Radiography
Song et al. X pinch x-ray radiation above 8 keV for application to high-resolution radiography of biological specimens
Stanton et al. Measurements of diagnostic x‐ray backscatter by a novel ion chamber method
US5574768A (en) Screen film cassette
Chakera et al. Dose reduction in radiology using heavy metal foils
Rutherford et al. XXXIV. Spectrum of the β rays excited by γ rays
Calicchia et al. Niobium/molybdenum K-edge filtration in mammography: contrast and dose evaluation
Ter-Pogossian Monochromatic roentgen rays in contrast media roentgenography
Burgess Contrast effects of a gadolinium filter
Grätz et al. Time-gated x-ray tomography
Lewis et al. Improvements in image quality and radiation dose in breast imaging
NZ227986A (en) Metal filter for reducing low energy radiation levels in x-ray apparatus
MacDonald et al. The spectral sensitivity of dental X-ray films
Grätz et al. Time‐gated imaging in planar and tomographic x‐ray imaging
Johnston et al. Preliminary experience with monoenergetic photon mammography

Legal Events

Date Code Title Description
MKEX Expiry