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Class Information
Number: 378/14
Name: X-ray or gamma ray systems or devices > Specific application > Computerized tomography > Source or detector translation within plane > Fan beam translation
Description: Subject matter wherein the beam is in the shape of a planar fan diverging away from the source.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8363050 Method and device for producing a tomosynthetic 3D X-ray image Jan. 29, 2013
8364244 Methods and systems to facilitate reducing banding artifacts in images Jan. 29, 2013
8218720 Method and apparatus to facilitate reconstructing an image using fan-beam data Jul. 10, 2012
8164064 Localization of a radioactive source within a body of a subject Apr. 24, 2012
7945012 Computed tomography image acquisition May. 17, 2011
7477928 Method and system for associating an EKG waveform with a CT image Jan. 13, 2009
7277522 Method for focus adjustment in a CT apparatus Oct. 2, 2007
7263156 Method and apparatus to facilitate computerized tomography of relatively large objects Aug. 28, 2007
7221732 Method and apparatus for producing laminography images using a fixed x-ray source May. 22, 2007
7209580 Fast computed tomography method Apr. 24, 2007
7020511 Method for three dimensional cine EBA/CTA imaging Mar. 28, 2006
6990175 X-ray computed tomography apparatus Jan. 24, 2006
6272199 Computer tomography apparatus Aug. 7, 2001
6256369 Computerized tomography scanner with longitudinal flying focal spot Jul. 3, 2001
6118841 Detector array geometry for helical scanning volumetric computed tomography system Sep. 12, 2000
6038518 Error correction of system transfer function by use of input compensation Mar. 14, 2000
6005908 X-ray computed tomography apparatus with radiation detector which reduces image unsharpness Dec. 21, 1999
5396528 Tomographic image reconstruction using cross-plane rays Mar. 7, 1995
5377250 Reconstruction method for helical scanning computed tomography apparatus with multi-row detector array Dec. 27, 1994
5365560 Method and apparatus for acquiring a uniform distribution of radon data sufficiently dense to constitute a complete set for exact image reconstruction of an object irradiated by a cone beam so Nov. 15, 1994
5333164 Method and apparatus for acquiring and processing only a necessary volume of radon data consistent with the overall shape of the object for efficient three dimensional image reconstruction Jul. 26, 1994
5311427 Method for removing artifact and for correcting sensitivity of single photon emission computerized tomography and apparatus thereof May. 10, 1994
5307264 Method and apparatus for computing tomographic scans Apr. 26, 1994
5293312 Method and apparatus for computing tomographic scans Mar. 8, 1994
5249124 Multi-isotope imaging using energy-weighted acquisition for, e.g., myocardial perfusion studies Sep. 28, 1993
5233518 Extrapolative reconstruction method for helical scanning Aug. 3, 1993
5224136 Helical scanning computed tomography apparatus with constrained tracking of the x-ray source Jun. 29, 1993
5216601 Method for fan beam helical scanning using rebinning Jun. 1, 1993
5208746 Method for helical scanning with a stationary detector using rebinning and splicing to create detector vertex projection sets May. 4, 1993
5170346 Method for reducing patient translation artifacts in tomographic imaging Dec. 8, 1992
5128864 Method for computing tomographic scans Jul. 7, 1992
5090037 Helical scanning computed tomography with tracking x-ray source Feb. 18, 1992
5047931 Parallel computation of fan-beam back-projection reconstruction algorithm in computed tomography Sep. 10, 1991
5029192 Computer tomography apparatus with detector which is rotatable separately from the x-ray source Jul. 2, 1991
5027378 Industrial computed tomography apparatus Jun. 25, 1991
4984159 Method and apparatus for estimating elliptical body contours in fan beam computed tomographic systems Jan. 8, 1991
4979111 CT image processor using data expansion for reducing structural noise in rearrangement Dec. 18, 1990
4934832 Computer tomography apparatus with resiliently mounted radiation detector Jun. 19, 1990
4914588 Computer tomography apparatus for generating an image of a portion of a sectional slice of a subject for use with a lithotripsy apparatus Apr. 3, 1990
4850004 Method and system for acquiring computerized tomogram data Jul. 18, 1989
4812983 Method and means of correcting for a shift in the center of rotation of a rotating fan beam CT system Mar. 14, 1989
4751644 Interleaved source fan reconstruction technique Jun. 14, 1988
4707786 Computer tomography system and method for operating same Nov. 17, 1987
4707822 Tomographic apparatus Nov. 17, 1987
4703424 Method and means of correcting for a shift in the center of rotation of a rotating fan beam CT system Oct. 27, 1987
4682289 View interpolation in a tomography system using pipe line processing Jul. 21, 1987
4680709 Back projection image reconstruction apparatus and method Jul. 14, 1987
4670892 Method and apparatus for computed tomography of portions of a body plane Jun. 2, 1987
4669103 CT scanner with rotatable fan beam and non-rotatable detector ring May. 26, 1987
4654797 Computer tomography system wherein preprocessing, convolution and back projection computations are performed prior to external data storage Mar. 31, 1987

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