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Class Information
Number: 600/425
Name: Surgery > Diagnostic testing > Detecting nuclear, electromagnetic, or ultrasonic radiation > With tomographic imaging obtained from electromagnetic wave
Description: Subject matter for detecting radiation including a special technique used to show in detail images of structures lying in a predetermined plane of tissue while eliminating or blurring detail in images of structures in other planes.










Sub-classes under this class:

Class Number Class Name Patents
600/427 Combined with therapeutic or diagnostic device 772
600/426 Using fiducial marker 407
600/429 With stereotactic device 412
600/428 With triggering or gating device 187


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

Patent Number Title Of Patent Date Issued
4989608 Device construction and method facilitating magnetic resonance imaging of foreign objects in a body Feb. 5, 1991
4986273 Method of radiologically scanning the spine for measuring bone density Jan. 22, 1991
4977505 Means to correlate images from scans taken at different times including means to determine the minimum distances between a patient anatomical contour and a correlating surface Dec. 11, 1990
4961425 Morphometric analysis of anatomical tomographic data Oct. 9, 1990
4948974 High resolution imaging apparatus and method for approximating scattering effects Aug. 14, 1990
4922916 Medical examination installation with improved image contrast May. 8, 1990
4910404 CT computed tomograph Mar. 20, 1990
4907252 Medical examination system with generation of the internal patient image controlled by a surface image of the patient Mar. 6, 1990
4882679 System to reformat images for three-dimensional display Nov. 21, 1989
4873707 X-ray tomography phantoms, method and system Oct. 10, 1989
4841975 Preoperative planning of bone cuts and joint replacement using radiant energy scan imaging Jun. 27, 1989
4838265 Localization device for probe placement under CT scanner imaging Jun. 13, 1989
4829549 Densitometer for scanning os calcis for predicting osteoporosis May. 9, 1989
4829184 Reflective, transmissive high resolution imaging apparatus May. 9, 1989
4805627 Method and apparatus for identifying the distribution of the dielectric constants in an object Feb. 21, 1989
4798209 Method and apparatus for non-contacting identification of the temperature distribution in an examination subject Jan. 17, 1989
4784147 Method and apparatus for sidelobe suppression in scanning imaging systems Nov. 15, 1988
4767928 High resolution breast imaging device utilizing non-ionizing radiation of narrow spectral bandwidth Aug. 30, 1988
4751587 Image recording and reproducing apparatus using differential data compression and expansion techniques Jun. 14, 1988
4739481 X-ray CT image processing apparatus Apr. 19, 1988
4737912 Medical image filing apparatus Apr. 12, 1988
4729098 System and method employing nonlinear interpolation for the display of surface structures contained within the interior region of a solid body Mar. 1, 1988
4719585 Dividing cubes system and method for the display of surface structures contained within the interior region of a solid body Jan. 12, 1988
4714997 Data reduction in reprojection systems Dec. 22, 1987
4710876 System and method for the display of surface structures contained within the interior region of a solid body Dec. 1, 1987
4709333 Method and apparatus for imaging in the presence of multiple high density objects Nov. 24, 1987
4702257 Operator console for imaging diagnostic apparatus Oct. 27, 1987
4669105 System for quantitative arteriography May. 26, 1987
4664122 Ultrasonic transducer array used in ultrasonic diagnosis apparatus May. 12, 1987
4649275 High resolution breast imaging device utilizing non-ionizing radiation of narrow spectral bandwidth Mar. 10, 1987
4637400 For characterizing a heart condition Jan. 20, 1987
4611247 Radiation image reproducing apparatus Sep. 9, 1986
4608635 Method and apparatus for tomographic diagnosis Aug. 26, 1986
4559597 Three-dimensional time-of-flight positron emission camera system Dec. 17, 1985
4539639 Process for obtaining three-dimensional images of an object and its application to the tomography of an organ Sep. 3, 1985
4506393 Method of prosthesis design Mar. 26, 1985
4503459 X-Ray diagnostic installation for providing subtraction images Mar. 5, 1985
4503461 Multiple measurement noise reducing system using space-variant filters Mar. 5, 1985
4499493 Multiple measurement noise reducing system using artifact edge identification and selective signal processing Feb. 12, 1985
4483342 Diagnostic radiology system for angiographic x-ray examinations Nov. 20, 1984
4448200 System and method for dynamic background subtraction May. 15, 1984
4437161 Medical imaging apparatus Mar. 13, 1984
4425580 Diagnostic x-ray installation for providing subtraction images Jan. 10, 1984
4398251 Radiography Aug. 9, 1983
4345157 Process for use of an X-ray tomo-scanner making it possible to perform cinedensigraphy and corresponding adaptation of tomo-scanner Aug. 17, 1982
4333145 Method of high resolution partial area scan involving concentrated high density material outside the partial area Jun. 1, 1982
4307726 Diagnostic evaluation, measurement, and analysis of functional activity in body organs that utilize transmembrane ion polarization and depolarization Dec. 29, 1981
4305127 Projection completion method of partial area scan Dec. 8, 1981
4275444 Arrangements for constructing representations of parts of bodies Jun. 23, 1981
4274140 Arrangements for constructing representations of parts of bodies Jun. 16, 1981

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