GB2550742B - Determination of density - Google Patents

Determination of density Download PDF

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Publication number
GB2550742B
GB2550742B GB1712374.6A GB201712374A GB2550742B GB 2550742 B GB2550742 B GB 2550742B GB 201712374 A GB201712374 A GB 201712374A GB 2550742 B GB2550742 B GB 2550742B
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GB
United Kingdom
Prior art keywords
determination
density
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.)
Active
Application number
GB1712374.6A
Other versions
GB201712374D0 (en
GB2550742A (en
Inventor
John Cantwell Benjamin
Radley Ian
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.)
Kromek Ltd
Original Assignee
Kromek Ltd
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 Kromek Ltd filed Critical Kromek Ltd
Publication of GB201712374D0 publication Critical patent/GB201712374D0/en
Publication of GB2550742A publication Critical patent/GB2550742A/en
Application granted granted Critical
Publication of GB2550742B publication Critical patent/GB2550742B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
    • G01N23/06—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption
    • G01N23/083—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption the radiation being X-rays
    • 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
    • A61B6/42—Arrangements for detecting radiation specially adapted for radiation diagnosis
    • A61B6/4208—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector
    • A61B6/4258—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector for detecting non x-ray radiation, e.g. gamma radiation
    • 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
    • A61B6/46—Arrangements for interfacing with the operator or the patient
    • A61B6/461—Displaying means of special interest
    • A61B6/466—Displaying means of special interest adapted to display 3D data
    • 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
    • A61B6/502—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 breast, i.e. mammography
    • 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
    • A61B6/52—Devices using data or image processing specially adapted for radiation diagnosis
    • A61B6/5205—Devices using data or image processing specially adapted for radiation diagnosis involving processing of raw data to produce diagnostic data
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
    • G01N9/24—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity by observing the transmission of wave or particle radiation through the material
    • 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
    • A61B6/12—Arrangements for detecting or locating foreign bodies
    • 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
    • A61B6/482—Diagnostic techniques involving multiple energy imaging
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2223/00—Investigating materials by wave or particle radiation
    • G01N2223/60—Specific applications or type of materials
    • G01N2223/633—Specific applications or type of materials thickness, density, surface weight (unit area)

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • Surgery (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Biomedical Technology (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Toxicology (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Dentistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Human Computer Interaction (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
GB1712374.6A 2015-02-24 2016-02-24 Determination of density Active GB2550742B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB201503022A GB201503022D0 (en) 2015-02-24 2015-02-24 Determination of density
PCT/GB2016/050464 WO2016135479A1 (en) 2015-02-24 2016-02-24 Determination of density

Publications (3)

Publication Number Publication Date
GB201712374D0 GB201712374D0 (en) 2017-09-13
GB2550742A GB2550742A (en) 2017-11-29
GB2550742B true GB2550742B (en) 2021-07-28

Family

ID=52822054

Family Applications (2)

Application Number Title Priority Date Filing Date
GB201503022A Ceased GB201503022D0 (en) 2015-02-24 2015-02-24 Determination of density
GB1712374.6A Active GB2550742B (en) 2015-02-24 2016-02-24 Determination of density

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB201503022A Ceased GB201503022D0 (en) 2015-02-24 2015-02-24 Determination of density

Country Status (2)

Country Link
GB (2) GB201503022D0 (en)
WO (1) WO2016135479A1 (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3809904A (en) * 1971-11-24 1974-05-07 Ca Atomic Energy Ltd Method for non-destructive densitometric measurement of small volumes inside irregularly shaped non-uniform objects
US20020044628A1 (en) * 2000-08-28 2002-04-18 Esam Hussein X-ray compton scatter density measurement at a point within an object
WO2009024817A1 (en) * 2007-08-17 2009-02-26 Durham Scientific Crystals Limited Method and apparatus for inspection of materials
JP2011217805A (en) * 2010-04-05 2011-11-04 Sumitomo Heavy Ind Ltd Method of determining effective atomic number and electron density, program for implementing the method, computer-readable recording medium with the program recorded thereon and ct scanner
US20140241505A1 (en) * 2013-02-28 2014-08-28 William Beaumont Hospital Compton Coincident Volumetric Imaging
WO2015014677A1 (en) * 2013-07-30 2015-02-05 Koninklijke Philips N.V. Monochromatic attenuation contrast image generation by using phase contrast ct

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3809904A (en) * 1971-11-24 1974-05-07 Ca Atomic Energy Ltd Method for non-destructive densitometric measurement of small volumes inside irregularly shaped non-uniform objects
US20020044628A1 (en) * 2000-08-28 2002-04-18 Esam Hussein X-ray compton scatter density measurement at a point within an object
WO2009024817A1 (en) * 2007-08-17 2009-02-26 Durham Scientific Crystals Limited Method and apparatus for inspection of materials
JP2011217805A (en) * 2010-04-05 2011-11-04 Sumitomo Heavy Ind Ltd Method of determining effective atomic number and electron density, program for implementing the method, computer-readable recording medium with the program recorded thereon and ct scanner
US20140241505A1 (en) * 2013-02-28 2014-08-28 William Beaumont Hospital Compton Coincident Volumetric Imaging
WO2015014677A1 (en) * 2013-07-30 2015-02-05 Koninklijke Philips N.V. Monochromatic attenuation contrast image generation by using phase contrast ct

Also Published As

Publication number Publication date
GB201712374D0 (en) 2017-09-13
GB201503022D0 (en) 2015-04-08
GB2550742A (en) 2017-11-29
WO2016135479A1 (en) 2016-09-01

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