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8184889 |
Reconstruction support regions for improving the performance of iterative SPECT reconstruction techniques
A method for iterative reconstruction of tomographic images of an object of interest includes obtaining data corresponding to a field of view of a detector, processing the data to prepare a...
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8180135 |
Method for providing variously processed image data and X-ray image system
Modern image processing systems for the postprocessing of X-ray images require a large number of input parameters and take a great deal of time. So that calculations do not need to be made...
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8165265 |
Method of constructing multi-tomographic image and digital 3 D X-ray photographing apparatus
Tomographic images in a plurality of radius places are obtained in one-time X-ray photographing, and a lot of information on the diagnose can be provided by forming a stereoscopic image with these...
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8159534 |
Method for remote inspection of target in monitored space
This invention addresses remote inspection of target in monitored space. A three dimensional (3D) microwave image of the space is obtained using at least two emitters. The data undergoes coherent...
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8150125 |
System for visualizing regions of interest in medical images
A system for visualizing vascular fluid flow concentration includes at least one repository including a plurality of stored angiography scenes, an angiography scene comprises a plurality of...
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8135112 |
Personnel security screening system with enhanced privacy
The present invention is directed towards processing security images of people subjected to X-ray radiation. The present invention processes a generated image by dividing the generated image into...
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8135196 |
Operating method for a pivotal poly-plane imaging unit for imaging a moving examination object
The invention relates to a pivotal poly-plane imaging unit having a first and a second imaging planes arranged relative to each other at an offset angle and recording projection images of an moving...
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8126236 |
Method and device for the separate three-dimensional representation of arteries and veins in an examination object and device
Method for three-dimensional representation of arteries and/or veins in an object by a tomography x-ray device is proposed. A mask pass with N projections at N angular positions without contrast...
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8126111 |
Displaying recordings in a superimposed or oriented way
A method for the superimposed depiction, on at least one screen, of overlapping recordings of a region to be imaged which is recorded in at least two recording steps, wherein multiple markers are...
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8111895 |
Locally adaptive image enhancement for digital subtraction X-ray imaging
A system and method provide local image enhancement. Internal native images of a patient may be acquired during an interventional procedure. A portion of the native images may show an...
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8098794 |
Moving-article X-ray imaging system and method for 3-D image generation
An x-ray imaging system and method for a moving article are provided for an article moved along a linear direction of travel while the article is exposed to non-overlapping x-ray beams. A plurality...
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8094903 |
System and method for coronary digital subtraction angiography
A method and system for extracting coronary vessels fluoroscopic image sequences using coronary digital subtraction angiography (DSA) are disclosed. A set of mask images of a coronary region is...
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8068581 |
Method for representing interventional instruments in a 3D data set of an anatomy to be examined as well as a reproduction system for performing the method
The invention relates to a method for presenting interventional instruments in a 3D data set of an anatomy to be treated. A 3D data set of the anatomy is recorded before introduction of an...
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8068133 |
Image processing apparatus and image processing method
An image processing apparatus includes a first spectrum estimating unit for reading the image information from a storage unit and estimating a spectrum of an object based on the read image...
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8064667 |
X-ray apparatus, image processing display apparatus and computer program product
An X-ray imaging machine is configured such that a three-dimensional blood-vessel information creating unit creates information concerning a three-dimensional blood-vessel core line and a position...
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8054941 |
Method for the production of angiography recordings
The invention relates to a method for the production of angiography recordings. First, a mask image is recorded with a first modality. A contrast medium is injected after the first recording. A...
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8009793 |
Method for imaging plaque using dual energy CT
Two x-ray CT images are acquired of arterial plaque using x-rays at two different energy levels. The reconstructed images are normalized by adjusting pixel brightness until pixels depicting a...
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7983390 |
Energy subtraction processing apparatus, method, and radiation image diagnosis system
In energy subtraction processing, grid information representing grid use conditions at the time of imaging operations for a plurality of radiation images of an object is acquired. Weight factors...
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7978816 |
Radiographic imaging control apparatus using multi radiation generating apparatus
A control apparatus for controlling a multi radiation generating apparatus having a plurality of radiation generating devices which irradiate a two-dimensional sensor with radiation sets the...
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7953206 |
Radiographic image detection apparatus
In a radiographic image detection apparatus that can perform long-size radiography on a region of a patient that is larger than the detection range of a radiographic image detector, inclination of...
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7953207 |
Radiation conversion panel and method of capturing radiation image therewith
A radiation conversion panel includes a first pixel group from which electric charges are read after a first energy-level image capturing cycle and after a second energy-level image capturing...
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7945019 |
Method and device for thermal breast tumor treatment with 3D monitoring function
An X-ray machine for monitoring thermal treatment of human tissue produces a reference exposure of the tissue to be treated prior to commencement of the treatment. Thermal treatment is performed...
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7941000 |
Method for producing an image and system for producing an image
An image of a physical object is produced by receiving a plurality of raw images, dividing the plurality of raw images into a first subset of primary images and a second subset of secondary images...
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7924969 |
X ray CT system
The dual energy X-ray CT apparatus automatically optimizes a map for separation to achieve a high degree of separation accuracy and a reduction of dose. An X-ray attenuation coefficient acquired in...
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7924970 |
Method and device for generating a CT image with a high time resolution
A method and a device are disclosed for generating a CT image with a high time resolution using a computed tomography scanner which has at least two recording systems which are operated at...
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7920674 |
Apparatus and method for image processing
An image processing apparatus and an image processing method. The image processing apparatus includes an image obtaining unit to obtain a plurality of X-ray images using a plurality of X-rays...
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7885380 |
Generating a representation of an object of interest
A volumetric image of a space is acquired from an imaging system. The space includes an object of interest and another object, and the volumetric image includes data representing the object of...
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7881434 |
Radiographic imaging system
A radiographic imaging system comprises: a radiation source for irradiating an examinee with radiation; a radiation detector for detecting radiation that has penetrated the examinee to acquire...
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7881426 |
Method and system for performing a scan of an object
A method for generating an image of an object using a scanning system includes performing a first portion of a scan in a first scanning mode to acquire a first dataset, receiving a halt command for...
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7876874 |
Radiographing apparatus and image processing program
A radiographing apparatus according to an aspect of the present invention is characterized in that an image processing device comprises an acquisition device which acquires projection data of a...
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7873141 |
X-ray tomographic imaging apparatus
For the purpose of providing an X-ray tomographic imaging apparatus for displaying a dual-energy image to facilitate diagnosis by an operator, an X-ray tomographic imaging apparatus (10) comprises:...
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7873142 |
Distortion correction method for linear scanning X-ray system
Imaging apparatus comprises a radiation source arranged to generate a divergent imaging beam and an associated radiation detector mounted on a C-arm which can rotate. A first drive is arranged to...
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7869560 |
X-ray CT apparatus and image processing apparatus
An X-ray CT apparatus includes an X-ray radiation unit which applies a first X-ray having a first energy spectrum and a second X-ray having a second energy spectrum different from the first energy...
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7852984 |
Method and device for the separate three-dimensional representation of the arterial and venous vascular system using C-arm angiography systems
The invention relates to a method and a device for the separate three-dimensional representation of arteries and/or veins in a vascular system of the body by means of a C-arm biplanar system having...
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7832928 |
Dark correction for digital X-ray detector
A method of forming an offset-corrected exposure image includes obtaining an initial exposure image and exposure metadata related to the initial exposure image. An intermediate offset-corrected...
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7819581 |
Method of and system for calibration of inspection systems producing X-ray images
According to one embodiment, a calibration system for calibrating image data produced by an imaging system is provided. The calibration system includes a processor configured for: receiving the...
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7796733 |
Personnel security screening system with enhanced privacy
The present invention is directed towards processing security images of people subjected to X-ray radiation. The present invention processes a generated image by dividing the generated image into...
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7792251 |
Method for the correction of lag charge in a flat-panel X-ray detector
A method for the correction of lag charges in a flat-panel X-ray detector makes it possible, for each integration phase of the detector, to determine an initial read phase situated just before said...
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7787592 |
Radiographic apparatus and radiation detection signal processing method
A radiographic apparatus according to this invention, when carrying out recursive computation, pixel groups consisting of detection pixels respectively corresponding to positions on a radiation...
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7782318 |
Method for reducing network bandwidth by delaying shadow ray generation
The present invention provides methods and apparatus in a ray tracing image processing system to reduce the amount of information passed between processing elements. According to embodiments of the...
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7773725 |
Multi-energy radiography using monoenergetic pulsed source
A method and apparatus for multi-energy object inspection using a brilliant x-ray source. A first mono-energetic x-ray image of an object at a first selected energy is generated. A second...
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7769138 |
Apparatus and method of improved angiographic imaging
The x-ray tube is energized (12) and the myocardium is imaged (16) while contrast agent is infused to the coronary arteries of the subject (14). Single photon counting data acquired with the...
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7751523 |
X-ray diagnostic apparatus
An X-ray diagnostic apparatus comprises an X-ray image generating unit which generates a series of a plurality of X-ray images associated with a subject to be examined, a storage unit which stores...
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7742570 |
X-ray radiographic apparatus and method
An entire area of an FPD on which an alignment marker provided in a screen is projected is set in advance as a fixed overlapping area (Ctop to Cbottom) according to the long length imaging area...
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7742569 |
X-ray system and method for image composition
In an x-ray system and a method for image composition, congruent optical images and x-ray images of subjects provided with markers are generated. A transformation matrix/imaging matrix is formed...
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7724865 |
System and method of optimizing a monochromatic representation of basis material decomposed CT images
A system and method of a diagnostic imaging system includes a high frequency electromagnetic energy source that emits a beam of high frequency electromagnetic energy toward an object to be imaged,...
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7724874 |
Radiation imaging apparatus, driving method thereof and radiation imaging system
A memory stores first image data for offset correction generated by performing an interlace scanning of the driving lines of odd rows only in a driving circuit unit. A memory stores second image...
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7715528 |
X-ray diagnostic apparatus
X rays are emitted without injecting an angiographic contrast material, and a non-injection image acquiring device 7 acquires a non-injection image in the angiographic contrast material...
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7711090 |
Production of X-ray images containing a reduced proportion of scattered radiation
The invention relates to a method, to an X-ray apparatus for performing the method and to a detector arrangement intended for the latter, for producing X-ray images containing a reduced proportion...
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7706497 |
Methods and apparatus for noise estimation for multi-resolution anisotropic diffusion filtering
A method for reducing noise in a computed tomographic (CT) image includes acquiring both a first set of projection views and a second set of projection views, wherein for each projection view in...
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